version 1.2019.7

pom.xml

@@ -35,7 +35,7 @@
 
     <groupId>net.sourceforge.plantuml</groupId>
     <artifactId>plantuml</artifactId>
-    <version>1.2019.7-SNAPSHOT</version>
+    <version>1.2019.8-SNAPSHOT</version>
     <packaging>jar</packaging>
 
     <name>PlantUML</name>

src/net/sourceforge/plantuml/AlignmentParam.java

@@ -41,6 +41,7 @@ import net.sourceforge.plantuml.graphic.HorizontalAlignment;
 public enum AlignmentParam {
 	
 	arrowMessageAlignment(HorizontalAlignment.LEFT),
+	stateMessageAlignment(HorizontalAlignment.CENTER),
 	sequenceMessageAlignment(HorizontalAlignment.LEFT),
 	sequenceMessageTextAlignment(HorizontalAlignment.LEFT),
 	sequenceReferenceAlignment(HorizontalAlignment.CENTER),

src/net/sourceforge/plantuml/BlockUml.java

@@ -104,13 +104,14 @@ public class BlockUml {
 	public BlockUml(List<StringLocated> strings, Defines defines, ISkinSimple skinParam, PreprocessorModeSet mode) {
 		this.localDefines = defines;
 		this.skinParam = skinParam;
-		final String s0 = strings.get(0).getStringTrimmed();
+		final String s0 = strings.get(0).getTrimmed().getString();
 		if (StartUtils.startsWithSymbolAnd("start", s0) == false) {
 			throw new IllegalArgumentException();
 		}
 		if (mode != null && mode.getPreprocessorMode() == PreprocessorMode.V2_NEW_TIM) {
 			this.pmode = mode.getPreprocessorMode();
-			final TimLoader timLoader = new TimLoader(mode.getImportedFiles(), defines, mode.getCharset());
+			final TimLoader timLoader = new TimLoader(mode.getImportedFiles(), defines, mode.getCharset(),
+					(DefinitionsContainer) mode);
 			timLoader.load(strings);
 			this.data = timLoader.getResult();
 			this.debug = timLoader.getDebug();
@@ -201,6 +202,17 @@ public class BlockUml {
 		return Collections.unmodifiableList(data2.subList(1, data2.size() - 1));
 	}
 
+	public List<String> getDefinition2(boolean withHeader) {
+		final List<String> data2 = new ArrayList<String>();
+		for (StringLocated s : debug) {
+			data2.add(s.getString());
+		}
+		if (withHeader) {
+			return Collections.unmodifiableList(data2);
+		}
+		return Collections.unmodifiableList(data2.subList(1, data2.size() - 1));
+	}
+
 	public Defines getLocalDefines() {
 		return localDefines;
 	}

src/net/sourceforge/plantuml/BlockUmlBuilder.java

@@ -139,7 +139,7 @@ public final class BlockUmlBuilder implements DefinitionsContainer {
 		return Collections.unmodifiableSet(usedFiles);
 	}
 
-	public List<String> getDefinition(String name) {
+	public List<String> getDefinition1(String name) {
 		for (BlockUml block : blocks) {
 			if (block.isStartDef(name)) {
 				this.defines.importFrom(block.getLocalDefines());
@@ -149,6 +149,15 @@ public final class BlockUmlBuilder implements DefinitionsContainer {
 		return Collections.emptyList();
 	}
 
+	public List<String> getDefinition2(String name) {
+		for (BlockUml block : blocks) {
+			if (block.isStartDef(name)) {
+				return block.getDefinition2(false);
+			}
+		}
+		return Collections.emptyList();
+	}
+
 	public PreprocessorMode getPreprocessorMode() {
 		return mode;
 	}

src/net/sourceforge/plantuml/ColorParam.java

@@ -52,6 +52,7 @@ public enum ColorParam {
 	activityEnd(HtmlColorUtils.BLACK),
 	activityBar(HtmlColorUtils.BLACK),
 	swimlaneBorder(HtmlColorUtils.BLACK),
+	swimlaneTitleBackground(null),
 	
 	usecaseBorder(HtmlColorUtils.MY_RED, ColorType.LINE),
 	usecaseBackground(HtmlColorUtils.MY_YELLOW, true, ColorType.BACK),

src/net/sourceforge/plantuml/DefinitionsContainer.java

@@ -41,6 +41,7 @@ import net.sourceforge.plantuml.preproc2.PreprocessorModeSet;
 
 public interface DefinitionsContainer extends PreprocessorModeSet {
 
-	public List<String> getDefinition(String name);
+	public List<String> getDefinition1(String name);
+	public List<String> getDefinition2(String name);
 
 }

src/net/sourceforge/plantuml/ISkinParam.java

@@ -43,6 +43,7 @@ import net.sourceforge.plantuml.graphic.HtmlColor;
 import net.sourceforge.plantuml.graphic.SkinParameter;
 import net.sourceforge.plantuml.graphic.color.Colors;
 import net.sourceforge.plantuml.skin.ArrowDirection;
+import net.sourceforge.plantuml.svek.ConditionEndStyle;
 import net.sourceforge.plantuml.svek.ConditionStyle;
 import net.sourceforge.plantuml.svek.PackageStyle;
 import net.sourceforge.plantuml.ugraphic.UFont;
@@ -117,6 +118,8 @@ public interface ISkinParam extends ISkinSimple {
 
 	public ConditionStyle getConditionStyle();
 
+	public ConditionEndStyle getConditionEndStyle();
+        
 	public double minClassWidth();
 
 	public boolean sameClassWidth();

src/net/sourceforge/plantuml/LineLocationImpl.java

@@ -63,13 +63,6 @@ public class LineLocationImpl implements LineLocation {
 		return new LineLocationImpl(desc, parent, position + 1);
 	}
 
-	public static LineLocation fromLine(CharSequence cs) {
-		if (cs instanceof StringLocated) {
-			return ((StringLocated) cs).getLocation();
-		}
-		return null;
-	}
-
 	public int getPosition() {
 		return position;
 	}

src/net/sourceforge/plantuml/Log.java

@@ -35,7 +35,6 @@
  */
 package net.sourceforge.plantuml;
 
-
 public abstract class Log {
 
 	private static final long start = System.currentTimeMillis();
@@ -72,19 +71,19 @@ public abstract class Log {
 		sb.append(delta / 1000L);
 		sb.append(".");
 		sb.append(String.format("%03d", delta % 1000L));
-//		if (cpu != -1) {
+		// if (cpu != -1) {
-//			sb.append(" - ");
+		// sb.append(" - ");
-//			sb.append(cpu / 1000L);
+		// sb.append(cpu / 1000L);
-//			sb.append(".");
+		// sb.append(".");
-//			sb.append(String.format("%03d", cpu % 1000L));
+		// sb.append(String.format("%03d", cpu % 1000L));
-//		}
+		// }
-//		sb.append(" - ");
+		// sb.append(" - ");
-//		sb.append(dot / 1000L);
+		// sb.append(dot / 1000L);
-//		sb.append(".");
+		// sb.append(".");
-//		sb.append(String.format("%03d", dot % 1000L));
+		// sb.append(String.format("%03d", dot % 1000L));
-//		sb.append("(");
+		// sb.append("(");
-//		sb.append(healthCheck.dotTime().getNb());
+		// sb.append(healthCheck.dotTime().getNb());
-//		sb.append(")");
+		// sb.append(")");
 		sb.append(" - ");
 		final long total = totalMemory / 1024 / 1024;
 		final long free = freeMemory / 1024 / 1024;

src/net/sourceforge/plantuml/PSystemBuilder.java

@@ -45,6 +45,7 @@ import net.sourceforge.plantuml.activitydiagram3.ActivityDiagramFactory3;
 import net.sourceforge.plantuml.api.PSystemFactory;
 import net.sourceforge.plantuml.bpm.BpmDiagramFactory;
 import net.sourceforge.plantuml.classdiagram.ClassDiagramFactory;
+import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.compositediagram.CompositeDiagramFactory;
 import net.sourceforge.plantuml.core.Diagram;
 import net.sourceforge.plantuml.core.DiagramType;
@@ -135,6 +136,8 @@ public class PSystemBuilder {
 			if (result != null && OptionFlags.getInstance().isEnableStats()) {
 				StatsUtilsIncrement.onceMoreParse(System.currentTimeMillis() - now, result.getClass());
 			}
+			Log.info("Compilation duration " + (System.currentTimeMillis() - now));
+			RegexConcat.printCacheInfo();
 		}
 
 	}
@@ -144,12 +147,12 @@ public class PSystemBuilder {
 		factories.add(new PSystemWelcomeFactory());
 		factories.add(new PSystemColorsFactory());
 		factories.add(new SequenceDiagramFactory(skinParam));
-		factories.add(new ClassDiagramFactory());
+		factories.add(new ClassDiagramFactory(skinParam));
-		factories.add(new ActivityDiagramFactory());
+		factories.add(new ActivityDiagramFactory(skinParam));
-		factories.add(new DescriptionDiagramFactory());
+		factories.add(new DescriptionDiagramFactory(skinParam));
-		factories.add(new StateDiagramFactory());
+		factories.add(new StateDiagramFactory(skinParam));
-		factories.add(new ActivityDiagramFactory3());
+		factories.add(new ActivityDiagramFactory3(skinParam));
-		factories.add(new CompositeDiagramFactory());
+		factories.add(new CompositeDiagramFactory(skinParam));
 		factories.add(new BpmDiagramFactory(DiagramType.BPM));
 		// factories.add(new PostIdDiagramFactory());
 		factories.add(new PSystemLicenseFactory());

src/net/sourceforge/plantuml/Run.java

@@ -337,12 +337,12 @@ public class Run {
 
 	private static void managePattern() {
 		printPattern(new SequenceDiagramFactory(null));
-		printPattern(new ClassDiagramFactory());
+		printPattern(new ClassDiagramFactory(null));
-		printPattern(new ActivityDiagramFactory());
+		printPattern(new ActivityDiagramFactory(null));
-		printPattern(new DescriptionDiagramFactory());
+		printPattern(new DescriptionDiagramFactory(null));
 		// printPattern(new ComponentDiagramFactory());
-		printPattern(new StateDiagramFactory());
+		printPattern(new StateDiagramFactory(null));
-		printPattern(new ObjectDiagramFactory());
+		printPattern(new ObjectDiagramFactory(null));
 	}
 
 	private static void printPattern(UmlDiagramFactory factory) {
@@ -387,6 +387,7 @@ public class Run {
 		final List<File> files = new ArrayList<File>();
 		for (String s : option.getResult()) {
 			if (option.isDecodeurl()) {
+				error.goOk();
 				final Transcoder transcoder = TranscoderUtil.getDefaultTranscoder();
 				System.out.println("@startuml");
 				System.out.println(transcoder.decode(s));
@@ -465,6 +466,7 @@ public class Run {
 			System.out.println(f);
 			// new Metadata().readAndDisplayMetadata(f);
 			System.out.println();
+			error.goOk();
 			final String data = new MetadataTag(f, "plantuml").getData();
 			// File file = new File("tmp.txt");
 			// PrintWriter pw = new PrintWriter(file, "UTF-8");
@@ -486,12 +488,14 @@ public class Run {
 		sourceFileReader.setCheckMetadata(option.isCheckMetadata());
 
 		if (option.isComputeurl()) {
+			error.goOk();
 			for (BlockUml s : sourceFileReader.getBlocks()) {
 				System.out.println(s.getEncodedUrl());
 			}
 			return;
 		}
 		if (option.isCheckOnly()) {
+			error.goOk();
 			final boolean hasError = sourceFileReader.hasError();
 			if (hasError) {
 				error.goWithError();

src/net/sourceforge/plantuml/SkinParam.java

@@ -62,6 +62,7 @@ import net.sourceforge.plantuml.graphic.IHtmlColorSet;
 import net.sourceforge.plantuml.graphic.SkinParameter;
 import net.sourceforge.plantuml.graphic.color.Colors;
 import net.sourceforge.plantuml.skin.ArrowDirection;
+import net.sourceforge.plantuml.svek.ConditionEndStyle;
 import net.sourceforge.plantuml.svek.ConditionStyle;
 import net.sourceforge.plantuml.svek.PackageStyle;
 import net.sourceforge.plantuml.ugraphic.ColorMapper;
@@ -415,6 +416,7 @@ public class SkinParam implements ISkinParam {
 		result.add("Style");
 		result.add("SequenceParticipant");
 		result.add("ConditionStyle");
+		result.add("ConditionEndStyle");
 		result.add("SameClassWidth");
 		result.add("HyperlinkUnderline");
 		result.add("Padding");
@@ -535,6 +537,8 @@ public class SkinParam implements ISkinParam {
 		final HorizontalAlignment result = HorizontalAlignment.fromString(value);
 		if (result == null && param == AlignmentParam.noteTextAlignment) {
 			return getDefaultTextAlignment(HorizontalAlignment.LEFT);
+		} else if (result == null && param == AlignmentParam.stateMessageAlignment) {
+			return getDefaultTextAlignment(HorizontalAlignment.CENTER);
 		} else if (result == null) {
 			return param.getDefaultValue();
 		}
@@ -847,6 +851,15 @@ public class SkinParam implements ISkinParam {
 		return p;
 	}
 
+	public ConditionEndStyle getConditionEndStyle() {
+		final String value = getValue("conditionEndStyle");
+		final ConditionEndStyle p = ConditionEndStyle.fromString(value);
+		if (p == null) {
+			return ConditionEndStyle.DIAMOND;
+		}
+		return p;
+	}
+
 	public double minClassWidth() {
 		final String value = getValue("minclasswidth");
 		if (value != null && value.matches("\\d+")) {

src/net/sourceforge/plantuml/SkinParamDelegator.java

@@ -46,6 +46,7 @@ import net.sourceforge.plantuml.graphic.IHtmlColorSet;
 import net.sourceforge.plantuml.graphic.SkinParameter;
 import net.sourceforge.plantuml.graphic.color.Colors;
 import net.sourceforge.plantuml.skin.ArrowDirection;
+import net.sourceforge.plantuml.svek.ConditionEndStyle;
 import net.sourceforge.plantuml.svek.ConditionStyle;
 import net.sourceforge.plantuml.svek.PackageStyle;
 import net.sourceforge.plantuml.ugraphic.ColorMapper;
@@ -178,6 +179,10 @@ public class SkinParamDelegator implements ISkinParam {
 		return skinParam.getConditionStyle();
 	}
 
+	public ConditionEndStyle getConditionEndStyle() {
+		return skinParam.getConditionEndStyle();
+	}
+        
 	public double minClassWidth() {
 		return skinParam.minClassWidth();
 	}

src/net/sourceforge/plantuml/StringLocated.java

@@ -35,7 +35,9 @@
  */
 package net.sourceforge.plantuml;
 
-public class StringLocated {
+import net.sourceforge.plantuml.command.regex.FoxSignature;
+
+final public class StringLocated {
 
 	private final String s;
 	private final LineLocation location;
@@ -68,8 +70,15 @@ public class StringLocated {
 				this.getPreprocessorError());
 	}
 
-	public String getStringTrimmed() {
+	private StringLocated trimmed;
-		return StringUtils.trin(this.getString());
+
+	public StringLocated getTrimmed() {
+		if (trimmed == null) {
+			this.trimmed = new StringLocated(StringUtils.trin(this.getString()), location, preprocessorError);
+			trimmed.fox = this.fox;
+			trimmed.trimmed = trimmed;
+		}
+		return trimmed;
 	}
 
 	public StringLocated removeInnerComment() {
@@ -114,4 +123,12 @@ public class StringLocated {
 		return preprocessorError;
 	}
 
+	private long fox = -1;
+
+	public long getFoxSignature() {
+		if (fox == -1) {
+			fox = FoxSignature.getFoxSignature(getString());
+		}
+		return fox;
+	}
 }

src/net/sourceforge/plantuml/StringUtils.java

@@ -460,9 +460,6 @@ public class StringUtils {
 	}
 
 	public static String trinNoTrace(CharSequence s) {
-//		if (s instanceof CharSequence2) {
-//			return ((CharSequence2) s).getString().trim();
-//		}
 		return s.toString().trim();
 	}
 

src/net/sourceforge/plantuml/UmlDiagram.java

@@ -452,4 +452,8 @@ public abstract class UmlDiagram extends TitledDiagram implements Diagram, Annot
 		return i;
 	}
 	
+	public void setHideEmptyDescription(boolean hideEmptyDescription) {
+	}
+
+
 }

src/net/sourceforge/plantuml/activitydiagram/ActivityDiagram.java

@@ -39,6 +39,7 @@ import java.util.Arrays;
 import java.util.List;
 
 import net.sourceforge.plantuml.Direction;
+import net.sourceforge.plantuml.ISkinSimple;
 import net.sourceforge.plantuml.UmlDiagramType;
 import net.sourceforge.plantuml.core.DiagramDescription;
 import net.sourceforge.plantuml.cucadiagram.Code;
@@ -58,6 +59,10 @@ public class ActivityDiagram extends CucaDiagram {
 	private IEntity lastEntityBrancheConsulted;
 	private ConditionalContext currentContext;
 
+	public ActivityDiagram(ISkinSimple skinParam) {
+		super(skinParam);
+	}
+
 	public ILeaf getOrCreateLeaf(Code code, LeafType type, USymbol symbol) {
 		return getOrCreateLeafDefault(code, type, symbol);
 	}

src/net/sourceforge/plantuml/activitydiagram/ActivityDiagramFactory.java

@@ -38,6 +38,7 @@ package net.sourceforge.plantuml.activitydiagram;
 import java.util.ArrayList;
 import java.util.List;
 
+import net.sourceforge.plantuml.ISkinSimple;
 import net.sourceforge.plantuml.activitydiagram.command.CommandElse;
 import net.sourceforge.plantuml.activitydiagram.command.CommandEndPartition;
 import net.sourceforge.plantuml.activitydiagram.command.CommandEndif;
@@ -55,9 +56,16 @@ import net.sourceforge.plantuml.command.note.FactoryNoteOnLinkCommand;
 
 public class ActivityDiagramFactory extends UmlDiagramFactory {
 
+	private final ISkinSimple skinParam;
+
+	public ActivityDiagramFactory(ISkinSimple skinParam) {
+		this.skinParam = skinParam;
+	}
+
+
 	@Override
 	public ActivityDiagram createEmptyDiagram() {
-		return new ActivityDiagram();
+		return new ActivityDiagram(skinParam);
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram/command/CommandElse.java

@@ -35,21 +35,31 @@
  */
 package net.sourceforge.plantuml.activitydiagram.command;
 
-import java.util.List;
+import net.sourceforge.plantuml.LineLocation;
-
 import net.sourceforge.plantuml.activitydiagram.ActivityDiagram;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
-import net.sourceforge.plantuml.command.SingleLineCommand;
+import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
+import net.sourceforge.plantuml.command.regex.RegexConcat;
+import net.sourceforge.plantuml.command.regex.RegexLeaf;
+import net.sourceforge.plantuml.command.regex.RegexResult;
 import net.sourceforge.plantuml.cucadiagram.IEntity;
 
-public class CommandElse extends SingleLineCommand<ActivityDiagram> {
+public class CommandElse extends SingleLineCommand2<ActivityDiagram> {
 
 	public CommandElse() {
-		super("(?i)^else$");
+		super(getRegexConcat());
+	}
+
+	static IRegex getRegexConcat() {
+		return RegexConcat.build(CommandElse.class.getName(), //
+				RegexLeaf.start(), //
+				new RegexLeaf("else"), //
+				RegexLeaf.end()); //
 	}
 
 	@Override
-	protected CommandExecutionResult executeArg(ActivityDiagram system, List<String> arg) {
+	protected CommandExecutionResult executeArg(ActivityDiagram system, LineLocation location, RegexResult arg) {
 		if (system.getLastEntityConsulted() == null) {
 			return CommandExecutionResult.error("No if for this else");
 		}

src/net/sourceforge/plantuml/activitydiagram/command/CommandEndPartition.java

@@ -35,21 +35,36 @@
  */
 package net.sourceforge.plantuml.activitydiagram.command;
 
-import java.util.List;
+import net.sourceforge.plantuml.LineLocation;
-
 import net.sourceforge.plantuml.activitydiagram.ActivityDiagram;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
-import net.sourceforge.plantuml.command.SingleLineCommand;
+import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
+import net.sourceforge.plantuml.command.regex.RegexConcat;
+import net.sourceforge.plantuml.command.regex.RegexLeaf;
+import net.sourceforge.plantuml.command.regex.RegexOr;
+import net.sourceforge.plantuml.command.regex.RegexResult;
 import net.sourceforge.plantuml.cucadiagram.IEntity;
 
-public class CommandEndPartition extends SingleLineCommand<ActivityDiagram> {
+public class CommandEndPartition extends SingleLineCommand2<ActivityDiagram> {
 
 	public CommandEndPartition() {
-		super("(?i)^(end[%s]?partition|\\})$");
+		super(getRegexConcat());
+	}
+
+	static IRegex getRegexConcat() {
+		return RegexConcat.build(CommandEndPartition.class.getName(), RegexLeaf.start(), //
+				new RegexOr( //
+						new RegexConcat( //
+								new RegexLeaf("end"), //
+								RegexLeaf.spaceZeroOrMore(), //
+								new RegexLeaf("partition")), //
+						new RegexLeaf("\\}")), //
+				RegexLeaf.end()); //
 	}
 
 	@Override
-	protected CommandExecutionResult executeArg(ActivityDiagram diagram, List<String> arg) {
+	protected CommandExecutionResult executeArg(ActivityDiagram diagram, LineLocation location, RegexResult arg) {
 		final IEntity currentPackage = diagram.getCurrentGroup();
 		if (currentPackage == null) {
 			return CommandExecutionResult.error("No partition defined");

src/net/sourceforge/plantuml/activitydiagram/command/CommandEndif.java

@@ -35,20 +35,32 @@
  */
 package net.sourceforge.plantuml.activitydiagram.command;
 
-import java.util.List;
+import net.sourceforge.plantuml.LineLocation;
-
 import net.sourceforge.plantuml.activitydiagram.ActivityDiagram;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
-import net.sourceforge.plantuml.command.SingleLineCommand;
+import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
+import net.sourceforge.plantuml.command.regex.RegexConcat;
+import net.sourceforge.plantuml.command.regex.RegexLeaf;
+import net.sourceforge.plantuml.command.regex.RegexResult;
 
-public class CommandEndif extends SingleLineCommand<ActivityDiagram> {
+public class CommandEndif extends SingleLineCommand2<ActivityDiagram> {
 
 	public CommandEndif() {
-		super("(?i)^end[%s]?if$");
+		super(getRegexConcat());
+	}
+
+	static IRegex getRegexConcat() {
+		return RegexConcat.build(CommandEndif.class.getName(), //
+				RegexLeaf.start(), //
+				new RegexLeaf("end"), //
+				RegexLeaf.spaceZeroOrMore(), //
+				new RegexLeaf("if"), //
+				RegexLeaf.end()); //
 	}
 
 	@Override
-	protected CommandExecutionResult executeArg(ActivityDiagram diagram, List<String> arg) {
+	protected CommandExecutionResult executeArg(ActivityDiagram diagram, LineLocation location, RegexResult arg) {
 		if (diagram.getLastEntityConsulted() == null) {
 			return CommandExecutionResult.error("No if for this endif");
 		}

src/net/sourceforge/plantuml/activitydiagram/command/CommandIf.java

@@ -41,6 +41,7 @@ import net.sourceforge.plantuml.StringUtils;
 import net.sourceforge.plantuml.activitydiagram.ActivityDiagram;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexOptional;
@@ -59,23 +60,25 @@ public class CommandIf extends SingleLineCommand2<ActivityDiagram> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandIf.class.getName(), RegexLeaf.start(), //
 				new RegexOptional(//
 						new RegexOr("FIRST", //
 								new RegexLeaf("STAR", "(\\(\\*(top)?\\))"), //
 								new RegexLeaf("CODE", "([\\p{L}0-9_.]+)"), //
 								new RegexLeaf("BAR", "(?:==+)[%s]*([\\p{L}0-9_.]+)[%s]*(?:==+)"), //
 								new RegexLeaf("QUOTED", "[%g]([^%g]+)[%g](?:[%s]+as[%s]+([\\p{L}0-9_.]+))?"))), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("ARROW", "([=-]+(?:(left|right|up|down|le?|ri?|up?|do?)(?=[-=.]))?[=-]*\\>)?"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("BRACKET", "(?:\\[([^\\]*]+[^\\]]*)\\])?"), //
+				new RegexOptional(new RegexLeaf("BRACKET", "\\[([^\\]*]+[^\\]]*)\\]")), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexOr(//
 						new RegexLeaf("IF1", "if[%s]*[%g]([^%g]*)[%g][%s]*(?:as[%s]+([\\p{L}0-9_.]+)[%s]+)?"), //
-						new RegexLeaf("IF2", "if[%s]+(.+?)[%s]*")), //
+						new RegexLeaf("IF2", "if[%s]+(.+?)")), //
-				new RegexLeaf("(?:then)?$"));
+				RegexLeaf.spaceZeroOrMore(), //
+				new RegexOptional(new RegexLeaf("then")), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram/command/CommandInnerConcurrent.java

@@ -35,25 +35,36 @@
  */
 package net.sourceforge.plantuml.activitydiagram.command;
 
-import java.util.List;
+import net.sourceforge.plantuml.LineLocation;
-
 import net.sourceforge.plantuml.activitydiagram.ActivityDiagram;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
-import net.sourceforge.plantuml.command.SingleLineCommand;
+import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
+import net.sourceforge.plantuml.command.regex.RegexConcat;
+import net.sourceforge.plantuml.command.regex.RegexLeaf;
+import net.sourceforge.plantuml.command.regex.RegexResult;
 import net.sourceforge.plantuml.cucadiagram.EntityUtils;
 
-public class CommandInnerConcurrent extends SingleLineCommand<ActivityDiagram> {
+public class CommandInnerConcurrent extends SingleLineCommand2<ActivityDiagram> {
 
 	public CommandInnerConcurrent() {
-		super("(?i)^--\\s*(.*)$");
+		super(getRegexConcat());
+	}
+
+	static IRegex getRegexConcat() {
+		return RegexConcat.build(CommandInnerConcurrent.class.getName(), RegexLeaf.start(), //
+				new RegexLeaf("--"), //
+				RegexLeaf.spaceZeroOrMore(), //
+				new RegexLeaf("NAME", "(.*)"), //
+				RegexLeaf.end()); //
 	}
 
 	@Override
-	protected CommandExecutionResult executeArg(ActivityDiagram diagram, List<String> arg) {
+	protected CommandExecutionResult executeArg(ActivityDiagram diagram, LineLocation location, RegexResult arg) {
 		if (EntityUtils.groupRoot(diagram.getCurrentGroup())) {
 			return CommandExecutionResult.error("No inner activity");
 		}
-		diagram.concurrentActivity(arg.get(0));
+		diagram.concurrentActivity(arg.get("NAME", 0));
 
 		return CommandExecutionResult.ok();
 	}

src/net/sourceforge/plantuml/activitydiagram/command/CommandLinkActivity.java

@@ -45,6 +45,7 @@ import net.sourceforge.plantuml.activitydiagram.ActivityDiagram;
 import net.sourceforge.plantuml.classdiagram.command.CommandLinkClass;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexOptional;
@@ -71,19 +72,19 @@ public class CommandLinkActivity extends SingleLineCommand2<ActivityDiagram> {
 		super(getRegexConcat());
 	}
 
-	private static RegexConcat getRegexConcat() {
+	private static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandLinkActivity.class.getName(), RegexLeaf.start(), //
 				new RegexOptional(//
 						new RegexOr("FIRST", //
 								new RegexLeaf("STAR", "(\\(\\*(top)?\\))"), //
 								new RegexLeaf("CODE", "([\\p{L}0-9][\\p{L}0-9_.]*)"), //
 								new RegexLeaf("BAR", "(?:==+)[%s]*([\\p{L}0-9_.]+)[%s]*(?:==+)"), //
 								new RegexLeaf("QUOTED", "[%g]([^%g]+)[%g](?:[%s]+as[%s]+([\\p{L}0-9_.]+))?"))), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("STEREOTYPE", "(\\<\\<.*\\>\\>)?"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				ColorParser.exp2(), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("URL", "(" + UrlBuilder.getRegexp() + ")?"), //
 
 				new RegexLeaf("ARROW_BODY1", "([-.]+)"), //
@@ -92,9 +93,9 @@ public class CommandLinkActivity extends SingleLineCommand2<ActivityDiagram> {
 				new RegexLeaf("ARROW_STYLE2", "(?:\\[(" + CommandLinkElement.LINE_STYLE + ")\\])?"), //
 				new RegexLeaf("ARROW_BODY2", "([-.]*)\\>"), //
 
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("BRACKET", "(?:\\[([^\\]*]+[^\\]]*)\\])?"), //
+				new RegexOptional(new RegexLeaf("BRACKET", "\\[([^\\]*]+[^\\]]*)\\]")), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexOr("FIRST2", //
 						new RegexLeaf("STAR2", "(\\(\\*(top|\\d+)?\\))"), //
 						new RegexLeaf("OPENBRACKET2", "(\\{)"), //
@@ -102,13 +103,18 @@ public class CommandLinkActivity extends SingleLineCommand2<ActivityDiagram> {
 						new RegexLeaf("BAR2", "(?:==+)[%s]*([\\p{L}0-9_.]+)[%s]*(?:==+)"), //
 						new RegexLeaf("QUOTED2", "[%g]([^%g]+)[%g](?:[%s]+as[%s]+([\\p{L}0-9][\\p{L}0-9_.]*))?"), //
 						new RegexLeaf("QUOTED_INVISIBLE2", "(\\w.*?)")), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("STEREOTYPE2", "(\\<\\<.*\\>\\>)?"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("PARTITION2", "(?:in[%s]+([%g][^%g]+[%g]|\\S+))?"), //
+				new RegexOptional( //
-				new RegexLeaf("[%s]*"), //
+						new RegexConcat( //
+								new RegexLeaf("in"), //
+								RegexLeaf.spaceOneOrMore(), //
+								new RegexLeaf("PARTITION2", "([%g][^%g]+[%g]|\\S+)") //
+						)), //
+				RegexLeaf.spaceZeroOrMore(), //
 				ColorParser.exp3(), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram/command/CommandLinkLongActivity.java

@@ -50,6 +50,7 @@ import net.sourceforge.plantuml.command.BlocLines;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.CommandMultilines2;
 import net.sourceforge.plantuml.command.MultilinesStrategy;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.MyPattern;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
@@ -80,19 +81,19 @@ public class CommandLinkLongActivity extends CommandMultilines2<ActivityDiagram>
 		return "(?i)^[%s]*([^%g]*)[%g](?:[%s]+as[%s]+([\\p{L}0-9][\\p{L}0-9_.]*))?[%s]*(\\<\\<.*\\>\\>)?[%s]*(?:in[%s]+([%g][^%g]+[%g]|\\S+))?[%s]*(#\\w+)?$";
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandLinkLongActivity.class.getName(), RegexLeaf.start(), //
 				new RegexOptional(//
 						new RegexOr("FIRST", //
 								new RegexLeaf("STAR", "(\\(\\*(top)?\\))"), //
 								new RegexLeaf("CODE", "([\\p{L}0-9][\\p{L}0-9_.]*)"), //
 								new RegexLeaf("BAR", "(?:==+)[%s]*([\\p{L}0-9_.]+)[%s]*(?:==+)"), //
 								new RegexLeaf("QUOTED", "[%g]([^%g]+)[%g](?:[%s]+as[%s]+([\\p{L}0-9_.]+))?"))), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("STEREOTYPE", "(\\<\\<.*\\>\\>)?"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("BACKCOLOR", "(#\\w+)?"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("URL", "(" + UrlBuilder.getRegexp() + ")?"), //
 
 				new RegexLeaf("ARROW_BODY1", "([-.]+)"), //
@@ -101,17 +102,17 @@ public class CommandLinkLongActivity extends CommandMultilines2<ActivityDiagram>
 				new RegexLeaf("ARROW_STYLE2", "(?:\\[(" + CommandLinkElement.LINE_STYLE + ")\\])?"), //
 				new RegexLeaf("ARROW_BODY2", "([-.]*)\\>"), //
 
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("BRACKET", "(?:\\[([^\\]*]+[^\\]]*)\\])?"), //
+				new RegexOptional(new RegexLeaf("BRACKET", "\\[([^\\]*]+[^\\]]*)\\]")), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("DESC", "[%g]([^%g]*?)"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	protected CommandExecutionResult executeNow(final ActivityDiagram diagram, BlocLines lines) {
 		lines = lines.trim(false);
-		final RegexResult line0 = getStartingPattern().matcher(lines.getFirst499().getStringTrimmed());
+		final RegexResult line0 = getStartingPattern().matcher(lines.getFirst499().getTrimmed().getString());
 
 		final IEntity entity1 = CommandLinkActivity.getEntity(diagram, line0, true);
 		if (entity1 == null) {
@@ -121,9 +122,10 @@ public class CommandLinkLongActivity extends CommandMultilines2<ActivityDiagram>
 		if (line0.get("STEREOTYPE", 0) != null) {
 			entity1.setStereotype(new Stereotype(line0.get("STEREOTYPE", 0)));
 		}
-		if (line0.get("BACKCOLOR", 0) != null) {
+		final String stringColor = line0.get("BACKCOLOR", 0);
+		if (stringColor != null) {
 			entity1.setSpecificColorTOBEREMOVED(ColorType.BACK, diagram.getSkinParam().getIHtmlColorSet()
-					.getColorIfValid(line0.get("BACKCOLOR", 0)));
+					.getColorIfValid(stringColor));
 		}
 		final StringBuilder sb = new StringBuilder();
 

src/net/sourceforge/plantuml/activitydiagram/command/CommandPartition.java

@@ -40,6 +40,7 @@ import net.sourceforge.plantuml.StringUtils;
 import net.sourceforge.plantuml.activitydiagram.ActivityDiagram;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexOr;
@@ -60,17 +61,18 @@ public class CommandPartition extends SingleLineCommand2<ActivityDiagram> {
 		super(getRegexConcat());
 	}
 
-	private static RegexConcat getRegexConcat() {
+	private static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandPartition.class.getName(), RegexLeaf.start(), //
-				new RegexLeaf("^"), //
 				new RegexLeaf("partition"), //
-				new RegexLeaf("[%s]+"), //
+				RegexLeaf.spaceOneOrMore(), //
 				new RegexLeaf("NAME", "([%g][^%g]+[%g]|\\S+)"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexOr(//
 						color().getRegex(), //
 						new RegexLeaf("LEGACYCOLORIGNORED", "(#[0-9a-fA-F]{6}|#?\\w+)?")), //
-				new RegexLeaf("[%s]*\\{?$"));
+				RegexLeaf.spaceZeroOrMore(), //
+				new RegexLeaf("\\{?"),
+				RegexLeaf.end());
 	}
 
 	private static ColorParser color() {

src/net/sourceforge/plantuml/activitydiagram3/ActivityDiagram3.java

@@ -43,6 +43,7 @@ import net.sourceforge.plantuml.AnnotatedWorker;
 import net.sourceforge.plantuml.Dimension2DDouble;
 import net.sourceforge.plantuml.FileFormatOption;
 import net.sourceforge.plantuml.ISkinParam;
+import net.sourceforge.plantuml.ISkinSimple;
 import net.sourceforge.plantuml.Scale;
 import net.sourceforge.plantuml.UmlDiagram;
 import net.sourceforge.plantuml.UmlDiagramType;
@@ -75,6 +76,11 @@ public class ActivityDiagram3 extends UmlDiagram {
 
 	private final SwimlanesC swinlanes = new SwimlanesC(getSkinParam(), getPragma());
 	
+	public ActivityDiagram3(ISkinSimple skinParam) {
+		super(skinParam);
+	}
+
+
 	private void manageSwimlaneStrategy() {
 		if (swimlaneStrategy == null) {
 			swimlaneStrategy = SwimlaneStrategy.SWIMLANE_FORBIDDEN;
@@ -319,10 +325,10 @@ public class ActivityDiagram3 extends UmlDiagram {
 		return CommandExecutionResult.error("Cannot find switch");
 	}
 
-	public void startIf(Display test, Display whenThen, HtmlColor color) {
+	public void startIf(Display test, Display whenThen, HtmlColor color, Url url) {
 		manageSwimlaneStrategy();
 		final InstructionIf instructionIf = new InstructionIf(swinlanes.getCurrentSwimlane(), current(), test,
-				whenThen, nextLinkRenderer(), color, getSkinParam());
+				whenThen, nextLinkRenderer(), color, getSkinParam(), url);
 		current().add(instructionIf);
 		setNextLinkRendererInternal(LinkRendering.none());
 		setCurrent(instructionIf);
@@ -379,7 +385,7 @@ public class ActivityDiagram3 extends UmlDiagram {
 		if (current() instanceof InstructionRepeat) {
 			final InstructionRepeat instructionRepeat = (InstructionRepeat) current();
 			final LinkRendering back = new LinkRendering(linkColor).withDisplay(linkLabel);
-			instructionRepeat.setTest(label, yes, out, nextLinkRenderer(), back);
+			instructionRepeat.setTest(label, yes, out, nextLinkRenderer(), back, swinlanes.getCurrentSwimlane());
 			setCurrent(instructionRepeat.getParent());
 			this.setNextLinkRendererInternal(LinkRendering.none());
 			return CommandExecutionResult.ok();
@@ -393,7 +399,7 @@ public class ActivityDiagram3 extends UmlDiagram {
 		if (current() instanceof InstructionRepeat) {
 			final InstructionRepeat instructionRepeat = (InstructionRepeat) current();
 			// final LinkRendering back = new LinkRendering(linkColor).withDisplay(linkLabel);
-			instructionRepeat.setBackward(label);
+			instructionRepeat.setBackward(label, swinlanes.getCurrentSwimlane());
 			// setCurrent(instructionRepeat.getParent());
 			// this.setNextLinkRendererInternal(LinkRendering.none());
 			return CommandExecutionResult.ok();

src/net/sourceforge/plantuml/activitydiagram3/ActivityDiagramFactory3.java

@@ -38,6 +38,7 @@ package net.sourceforge.plantuml.activitydiagram3;
 import java.util.ArrayList;
 import java.util.List;
 
+import net.sourceforge.plantuml.ISkinSimple;
 import net.sourceforge.plantuml.activitydiagram3.command.CommandActivity3;
 import net.sourceforge.plantuml.activitydiagram3.command.CommandActivityLegacy1;
 import net.sourceforge.plantuml.activitydiagram3.command.CommandActivityLong3;
@@ -89,6 +90,12 @@ import net.sourceforge.plantuml.command.UmlDiagramFactory;
 
 public class ActivityDiagramFactory3 extends UmlDiagramFactory {
 
+	private final ISkinSimple skinParam;
+
+	public ActivityDiagramFactory3(ISkinSimple skinParam) {
+		this.skinParam = skinParam;
+	}
+
 	@Override
 	protected List<Command> createCommands() {
 
@@ -157,7 +164,7 @@ public class ActivityDiagramFactory3 extends UmlDiagramFactory {
 
 	@Override
 	public ActivityDiagram3 createEmptyDiagram() {
-		return new ActivityDiagram3();
+		return new ActivityDiagram3(skinParam);
 	}
 
 }

src/net/sourceforge/plantuml/activitydiagram3/InstructionIf.java

@@ -42,6 +42,7 @@ import java.util.List;
 import java.util.Set;
 
 import net.sourceforge.plantuml.ISkinParam;
+import net.sourceforge.plantuml.Url;
 import net.sourceforge.plantuml.activitydiagram3.ftile.Ftile;
 import net.sourceforge.plantuml.activitydiagram3.ftile.FtileDecorateWelding;
 import net.sourceforge.plantuml.activitydiagram3.ftile.FtileFactory;
@@ -60,6 +61,7 @@ public class InstructionIf extends WithNote implements Instruction, InstructionC
 	private Branch elseBranch;
 	private boolean endifCalled = false;
 	private final ISkinParam skinParam;
+	private final Url url;
 
 	private final Instruction parent;
 
@@ -82,7 +84,8 @@ public class InstructionIf extends WithNote implements Instruction, InstructionC
 	}
 
 	public InstructionIf(Swimlane swimlane, Instruction parent, Display labelTest, Display whenThen,
-			LinkRendering inlinkRendering, HtmlColor color, ISkinParam skinParam) {
+			LinkRendering inlinkRendering, HtmlColor color, ISkinParam skinParam, Url url) {
+		this.url = url;
 		this.parent = parent;
 		this.skinParam = skinParam;
 		this.topInlinkRendering = inlinkRendering;
@@ -106,7 +109,7 @@ public class InstructionIf extends WithNote implements Instruction, InstructionC
 			this.elseBranch = new Branch(swimlane, Display.NULL, Display.NULL, null, Display.NULL);
 		}
 		elseBranch.updateFtile(factory);
-		Ftile result = factory.createIf(swimlane, thens, elseBranch, afterEndwhile, topInlinkRendering);
+		Ftile result = factory.createIf(swimlane, thens, elseBranch, afterEndwhile, topInlinkRendering, url);
 		if (getPositionedNotes().size() > 0) {
 			result = FtileWithNoteOpale.create(result, getPositionedNotes(), skinParam, false);
 		}

src/net/sourceforge/plantuml/activitydiagram3/InstructionRepeat.java

@@ -54,6 +54,7 @@ public class InstructionRepeat implements Instruction {
 	private final Instruction parent;
 	private final LinkRendering nextLinkRenderer;
 	private final Swimlane swimlane;
+	private Swimlane swimlaneOut;
 	private final HtmlColor color;
 	private boolean killed = false;
 
@@ -70,7 +71,6 @@ public class InstructionRepeat implements Instruction {
 		return repeatList.containsBreak();
 	}
 
-
 	public InstructionRepeat(Swimlane swimlane, Instruction parent, LinkRendering nextLinkRenderer, HtmlColor color,
 			Display startLabel) {
 		this.startLabel = startLabel;
@@ -90,8 +90,9 @@ public class InstructionRepeat implements Instruction {
 		return false;
 	}
 
-	public void setBackward(Display label) {
+	public void setBackward(Display label, Swimlane swimlaneOut) {
 		this.backward = label;
+		this.swimlaneOut = swimlaneOut;
 	}
 
 	public void add(Instruction ins) {
@@ -101,7 +102,7 @@ public class InstructionRepeat implements Instruction {
 	public Ftile createFtile(FtileFactory factory) {
 		final Ftile back = Display.isNull(backward) ? null : factory.activity(backward, swimlane, BoxStyle.PLAIN,
 				Colors.empty());
-		final Ftile result = factory.repeat(swimlane, repeatList.getSwimlaneOut(), startLabel,
+		final Ftile result = factory.repeat(swimlane, swimlaneOut, startLabel,
 				factory.decorateOut(repeatList.createFtile(factory), endRepeatLinkRendering), test, yes, out, color,
 				backRepeatLinkRendering, back, isLastOfTheParent());
 		if (killed) {
@@ -115,7 +116,8 @@ public class InstructionRepeat implements Instruction {
 	}
 
 	public void setTest(Display test, Display yes, Display out, LinkRendering endRepeatLinkRendering,
-			LinkRendering backRepeatLinkRendering) {
+			LinkRendering backRepeatLinkRendering, Swimlane swimlaneOut) {
+		this.swimlaneOut = swimlaneOut;
 		this.test = test;
 		this.yes = yes;
 		this.out = out;

src/net/sourceforge/plantuml/activitydiagram3/command/CommandActivity3.java

@@ -43,6 +43,7 @@ import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.activitydiagram3.ftile.BoxStyle;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -59,15 +60,15 @@ public class CommandActivity3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandActivity3.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("URL", "(" + UrlBuilder.getRegexp() + ")?"), //
 				color().getRegex(), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf(":"), //
 				new RegexLeaf("LABEL", "(.*)"), //
 				new RegexLeaf("STYLE", ENDING_GROUP), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	private static ColorParser color() {

src/net/sourceforge/plantuml/activitydiagram3/command/CommandActivityLegacy1.java

@@ -40,6 +40,7 @@ import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.activitydiagram3.ftile.BoxStyle;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -52,11 +53,11 @@ public class CommandActivityLegacy1 extends SingleLineCommand2<ActivityDiagram3>
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandActivityLegacy1.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("-"), //
 				new RegexLeaf("LABEL", "(.*)"), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandActivityLong3.java

@@ -41,6 +41,7 @@ import net.sourceforge.plantuml.command.BlocLines;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.CommandMultilines2;
 import net.sourceforge.plantuml.command.MultilinesStrategy;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -63,17 +64,17 @@ public class CommandActivityLong3 extends CommandMultilines2<ActivityDiagram3> {
 		return ColorParser.simpleColor(ColorType.BACK);
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandActivityLong3.class.getName(), RegexLeaf.start(), //
 				color().getRegex(), //
 				new RegexLeaf(":"), //
 				new RegexLeaf("DATA", "(.*)"), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	protected CommandExecutionResult executeNow(ActivityDiagram3 diagram, BlocLines lines) {
 		lines = lines.removeEmptyColumns();
-		final RegexResult line0 = getStartingPattern().matcher(lines.getFirst499().getStringTrimmed());
+		final RegexResult line0 = getStartingPattern().matcher(lines.getFirst499().getTrimmed().getString());
 		final Colors colors = color().getColor(line0, diagram.getSkinParam().getIHtmlColorSet());
 		// final HtmlColor color = diagram.getSkinParam().getIHtmlColorSet().getColorIfValid(line0.get("COLOR", 0));
 		final BoxStyle style = BoxStyle.fromChar(lines.getLastChar());

src/net/sourceforge/plantuml/activitydiagram3/command/CommandArrow3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexOr;
@@ -53,16 +54,16 @@ public class CommandArrow3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandArrow3.class.getName(), RegexLeaf.start(), //
 				new RegexOr(//
 						new RegexLeaf("->"), //
 						new RegexLeaf("COLOR", CommandLinkElement.STYLE_COLORS_MULTIPLES)), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexOr(//
 						new RegexLeaf("LABEL", "(.*);"), //
 						new RegexLeaf("")), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandArrowLong3.java

@@ -42,6 +42,7 @@ import net.sourceforge.plantuml.command.BlocLines;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.CommandMultilines2;
 import net.sourceforge.plantuml.command.MultilinesStrategy;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexOr;
@@ -60,19 +61,19 @@ public class CommandArrowLong3 extends CommandMultilines2<ActivityDiagram3> {
 		return "^(.*);$";
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandArrowLong3.class.getName(), RegexLeaf.start(), //
 				new RegexOr(//
 						new RegexLeaf("->"), //
 						new RegexLeaf("COLOR", CommandLinkElement.STYLE_COLORS_MULTIPLES)), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("LABEL", "(.*)"), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	protected CommandExecutionResult executeNow(ActivityDiagram3 diagram, BlocLines lines) {
 		lines = lines.removeEmptyColumns();
-		final RegexResult line0 = getStartingPattern().matcher(lines.getFirst499().getStringTrimmed());
+		final RegexResult line0 = getStartingPattern().matcher(lines.getFirst499().getTrimmed().getString());
 		// final HtmlColor color = diagram.getSkinParam().getIHtmlColorSet().getColorIfValid(line0.get("COLOR", 0));
 		// diagram.setColorNextArrow(HtmlColorAndStyle.fromColor(color));
 		final String colorString = line0.get("COLOR", 0);

src/net/sourceforge/plantuml/activitydiagram3/command/CommandBackward3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -50,13 +51,14 @@ public class CommandBackward3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandBackward3.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("backward"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf(":"), //
 				new RegexLeaf("LABEL", "(.*)"), //
-				new RegexLeaf(";$"));
+				new RegexLeaf(";"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandBreak.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -49,11 +50,12 @@ public class CommandBreak extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandBreak.class.getName(), //
-				new RegexLeaf("^"), //
+				RegexLeaf.start(), //
 				new RegexLeaf("break"), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandCase.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -50,13 +51,13 @@ public class CommandCase extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandCase.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("case"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("TEST", "\\((.*?)\\)"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandCircleSpot3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -49,11 +50,11 @@ public class CommandCircleSpot3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandCircleSpot3.class.getName(), RegexLeaf.start(), //
-				new RegexLeaf("^"), //
 				new RegexLeaf("SPOT", "\\((\\S)\\)"), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandElse3.java

@@ -39,8 +39,10 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
+import net.sourceforge.plantuml.command.regex.RegexOptional;
 import net.sourceforge.plantuml.command.regex.RegexResult;
 import net.sourceforge.plantuml.cucadiagram.Display;
 
@@ -50,12 +52,16 @@ public class CommandElse3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandElse3.class.getName(), RegexLeaf.start(), //
-				new RegexLeaf("^"), //
 				new RegexLeaf("else"), //
-				new RegexLeaf("WHEN", "(?:[%s]*(?:\\(([^()]*)\\))?)?"), //
+				new RegexOptional( //
-				new RegexLeaf(";?$"));
+						new RegexConcat( //
+								RegexLeaf.spaceZeroOrMore(), //
+								new RegexLeaf("WHEN", "(?:\\(([^()]*)\\))?") //
+						)), //
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandElseIf2.java

@@ -39,8 +39,10 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
+import net.sourceforge.plantuml.command.regex.RegexOptional;
 import net.sourceforge.plantuml.command.regex.RegexResult;
 import net.sourceforge.plantuml.cucadiagram.Display;
 import net.sourceforge.plantuml.graphic.HtmlColor;
@@ -52,18 +54,26 @@ public class CommandElseIf2 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandElseIf2.class.getName(), RegexLeaf.start(), //
 				ColorParser.exp4(), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("INLABEL", "(?:\\((.+?)\\))?"), //
+				new RegexOptional(new RegexLeaf("INLABEL", "\\((.+?)\\)")), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("else[%s]*if"), //
+				new RegexLeaf("else"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
+				new RegexLeaf("if"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("TEST", "\\((.*?)\\)"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("WHEN", "(?:then[%s]*(?:\\((.+?)\\))?)?"), //
+				new RegexOptional( //
-				new RegexLeaf(";?$"));
+						new RegexConcat( //
+								new RegexLeaf("then"), //
+								RegexLeaf.spaceZeroOrMore(), //
+								new RegexOptional(new RegexLeaf("WHEN", "\\((.+?)\\)")) //
+						)), //
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandElseLegacy1.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -50,12 +51,15 @@ public class CommandElseLegacy1 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandElseLegacy1.class.getName(), RegexLeaf.start(), //
-				new RegexLeaf("^"), //
+				new RegexLeaf("else"), //
-				new RegexLeaf("else[%s]when"), //
+				RegexLeaf.spaceOneOrMore(), //
-				new RegexLeaf("WHEN", "[%s]+(.*)"), //
+				new RegexLeaf("when"), //
-				new RegexLeaf(";?$"));
+				RegexLeaf.spaceOneOrMore(), //
+				new RegexLeaf("WHEN", "(.*)"), //
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandEnd3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -49,11 +50,11 @@ public class CommandEnd3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandEnd3.class.getName(), RegexLeaf.start(), //
-				new RegexLeaf("^"), //
 				new RegexLeaf("end"), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandEndPartition3.java

@@ -35,24 +35,34 @@
  */
 package net.sourceforge.plantuml.activitydiagram3.command;
 
-import java.util.List;
+import net.sourceforge.plantuml.LineLocation;
-
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
-import net.sourceforge.plantuml.command.SingleLineCommand;
+import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
+import net.sourceforge.plantuml.command.regex.RegexConcat;
+import net.sourceforge.plantuml.command.regex.RegexLeaf;
+import net.sourceforge.plantuml.command.regex.RegexResult;
 
-public class CommandEndPartition3 extends SingleLineCommand<ActivityDiagram3> {
+public class CommandEndPartition3 extends SingleLineCommand2<ActivityDiagram3> {
 
 	public CommandEndPartition3() {
-		super("(?i)^(\\})$");
+		super(getRegexConcat());
+	}
+
+	static IRegex getRegexConcat() {
+		return RegexConcat.build(CommandEndPartition3.class.getName(), //
+				RegexLeaf.start(), //
+				new RegexLeaf("(\\})"), //
+				RegexLeaf.end()); //
 	}
 
 	@Override
-	protected CommandExecutionResult executeArg(ActivityDiagram3 diagram, List<String> arg) {
+	protected CommandExecutionResult executeArg(ActivityDiagram3 diagram, LineLocation location, RegexResult arg) {
-//		final IEntity currentPackage = diagram.getCurrentGroup();
+		// final IEntity currentPackage = diagram.getCurrentGroup();
-//		if (currentPackage == null) {
+		// if (currentPackage == null) {
-//			return CommandExecutionResult.error("No partition defined");
+		// return CommandExecutionResult.error("No partition defined");
-//		}
+		// }
 		return diagram.endGroup();
 	}
 

src/net/sourceforge/plantuml/activitydiagram3/command/CommandEndSwitch.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -49,11 +50,11 @@ public class CommandEndSwitch extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandEndSwitch.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("endswitch"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandEndif3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -49,11 +50,12 @@ public class CommandEndif3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandEndif3.class.getName(), //
-				new RegexLeaf("^"), //
+				RegexLeaf.start(), //
 				new RegexLeaf("endif"), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandFork3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -49,11 +50,11 @@ public class CommandFork3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandFork3.class.getName(), RegexLeaf.start(), //
-				new RegexLeaf("^"), //
 				new RegexLeaf("fork"), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandForkAgain3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -49,11 +50,13 @@ public class CommandForkAgain3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandForkAgain3.class.getName(), RegexLeaf.start(), //
-				new RegexLeaf("^"), //
+				new RegexLeaf("fork"), //
-				new RegexLeaf("fork[%s]?again"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf("again"), //
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandForkEnd3.java

@@ -40,8 +40,10 @@ import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.activitydiagram3.ForkStyle;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
+import net.sourceforge.plantuml.command.regex.RegexOr;
 import net.sourceforge.plantuml.command.regex.RegexResult;
 
 public class CommandForkEnd3 extends SingleLineCommand2<ActivityDiagram3> {
@@ -50,13 +52,30 @@ public class CommandForkEnd3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandForkEnd3.class.getName(), //
-				new RegexLeaf("^"), //
+				RegexLeaf.start(), //
-				new RegexLeaf("STYLE", "(end[%s]?fork|fork[%s]?end|end[%s]?merge)"), //
+				new RegexOr("STYLE", //
-				new RegexLeaf("\\s*"), //
+						new RegexConcat( //
+								new RegexLeaf("end"), //
+								RegexLeaf.spaceZeroOrMore(), //
+								new RegexLeaf("fork") //
+						), //
+						new RegexConcat( //
+								new RegexLeaf("fork"), //
+								RegexLeaf.spaceZeroOrMore(), //
+								new RegexLeaf("end") //
+						), //
+						new RegexConcat( //
+								new RegexLeaf("end"), //
+								RegexLeaf.spaceZeroOrMore(), //
+								new RegexLeaf("merge") //
+						) //
+				), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("LABEL", "(\\{.+\\})?"), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandGoto.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -49,13 +50,13 @@ public class CommandGoto extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandGoto.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("goto"), //
-				new RegexLeaf("[%s]+"), //
+				RegexLeaf.spaceOneOrMore(), //
 				new RegexLeaf("NAME", "([\\p{L}0-9_.]+)"), //
 				new RegexLeaf(";?"), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandGroup3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -51,12 +52,13 @@ public class CommandGroup3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandGroup3.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("group"), //
-				new RegexLeaf("\\s*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("NAME", "(.*)"), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandGroupEnd3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -49,10 +50,11 @@ public class CommandGroupEnd3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandGroupEnd3.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("(end ?group|group ?end)"), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandIf2.java

@@ -36,11 +36,16 @@
 package net.sourceforge.plantuml.activitydiagram3.command;
 
 import net.sourceforge.plantuml.LineLocation;
+import net.sourceforge.plantuml.Url;
+import net.sourceforge.plantuml.UrlBuilder;
+import net.sourceforge.plantuml.UrlBuilder.ModeUrl;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
+import net.sourceforge.plantuml.command.regex.RegexOptional;
 import net.sourceforge.plantuml.command.regex.RegexResult;
 import net.sourceforge.plantuml.cucadiagram.Display;
 import net.sourceforge.plantuml.graphic.HtmlColor;
@@ -52,15 +57,22 @@ public class CommandIf2 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandIf2.class.getName(), RegexLeaf.start(), //
+				new RegexLeaf("URL", "(" + UrlBuilder.getRegexp() + ")?"), //
 				ColorParser.exp4(), //
 				new RegexLeaf("if"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("TEST", "\\((.*?)\\)"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("WHEN", "(?:then[%s]*(?:\\((.+?)\\))?)?"), //
+				new RegexOptional( //
-				new RegexLeaf(";?$"));
+						new RegexConcat( //
+								new RegexLeaf("then"), //
+								RegexLeaf.spaceZeroOrMore(), //
+								new RegexOptional(new RegexLeaf("WHEN", "\\((.+?)\\)")) //
+						)), //
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override
@@ -72,7 +84,15 @@ public class CommandIf2 extends SingleLineCommand2<ActivityDiagram3> {
 			test = null;
 		}
 
-		diagram.startIf(Display.getWithNewlines(test), Display.getWithNewlines(arg.get("WHEN", 0)), color);
+		final Url url;
+		if (arg.get("URL", 0) == null) {
+			url = null;
+		} else {
+			final UrlBuilder urlBuilder = new UrlBuilder(diagram.getSkinParam().getValue("topurl"), ModeUrl.STRICT);
+			url = urlBuilder.getUrl(arg.get("URL", 0));
+		}
+
+		diagram.startIf(Display.getWithNewlines(test), Display.getWithNewlines(arg.get("WHEN", 0)), color, url);
 
 		return CommandExecutionResult.ok();
 	}

src/net/sourceforge/plantuml/activitydiagram3/command/CommandIf4.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -52,16 +53,21 @@ public class CommandIf4 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandIf4.class.getName(), RegexLeaf.start(), //
 				ColorParser.exp4(), //
 				new RegexLeaf("if"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("TEST", "\\((.*?)\\)"), //
-				new RegexLeaf("[%s]*(is|equals?)[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
+				new RegexLeaf("(is|equals?)"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("WHEN", "\\((.+?)\\)"), //
-				new RegexLeaf("[%s]*then[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf("then"), //
+				RegexLeaf.spaceZeroOrMore(), //
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override
@@ -72,7 +78,7 @@ public class CommandIf4 extends SingleLineCommand2<ActivityDiagram3> {
 		if (test.length() == 0) {
 			test = null;
 		}
-		diagram.startIf(Display.getWithNewlines(test), Display.getWithNewlines(arg.get("WHEN", 0)), color);
+		diagram.startIf(Display.getWithNewlines(test), Display.getWithNewlines(arg.get("WHEN", 0)), color, null);
 
 		return CommandExecutionResult.ok();
 	}

src/net/sourceforge/plantuml/activitydiagram3/command/CommandIfLegacy1.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -50,20 +51,25 @@ public class CommandIfLegacy1 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandIfLegacy1.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("if"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("TEST", "\\((.+?)\\)"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("WHEN", "then[%s]when[%s]+(.*)"), //
+				new RegexLeaf("then"), //
-				new RegexLeaf(";?$"));
+				RegexLeaf.spaceOneOrMore(), //
+				new RegexLeaf("when"), //
+				RegexLeaf.spaceOneOrMore(), //
+				new RegexLeaf("WHEN", "(.*)"), //
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override
 	protected CommandExecutionResult executeArg(ActivityDiagram3 diagram, LineLocation location, RegexResult arg) {
 
-		diagram.startIf(Display.getWithNewlines(arg.get("TEST", 0)), Display.getWithNewlines(arg.get("WHEN", 0)), null);
+		diagram.startIf(Display.getWithNewlines(arg.get("TEST", 0)), Display.getWithNewlines(arg.get("WHEN", 0)), null, null);
 
 		return CommandExecutionResult.ok();
 	}

src/net/sourceforge/plantuml/activitydiagram3/command/CommandKill3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -49,11 +50,11 @@ public class CommandKill3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandKill3.class.getName(), //
-				new RegexLeaf("^"), //
+				RegexLeaf.start(), //
 				new RegexLeaf("kill|detach"), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf(";?"), RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandLabel.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -49,13 +50,13 @@ public class CommandLabel extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandLabel.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("label"), //
-				new RegexLeaf("[%s]+"), //
+				RegexLeaf.spaceOneOrMore(), //
 				new RegexLeaf("NAME", "([\\p{L}0-9_.]+)"), //
 				new RegexLeaf(";?"), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandLink3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -51,12 +52,13 @@ public class CommandLink3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandLink3.class.getName(), RegexLeaf.start(), //
-				new RegexLeaf("link[%s]+"), //
+				new RegexLeaf("link"), //
+				RegexLeaf.spaceOneOrMore(), //
 				new RegexLeaf("COLOR", "(#\\w+)"), //
 				new RegexLeaf(";?"), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandNolink.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -50,11 +51,11 @@ public class CommandNolink extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandNolink.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("nolink"), //
 				new RegexLeaf(";?"), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandNote3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -59,16 +60,18 @@ public class CommandNote3 extends SingleLineCommand2<ActivityDiagram3> {
 		return ColorParser.simpleColor(ColorType.BACK);
 	}
 
-
+	static IRegex getRegexConcat() {
-	static RegexConcat getRegexConcat() {
+		return RegexConcat.build(CommandNote3.class.getName(), RegexLeaf.start(), //
-		return new RegexConcat(new RegexLeaf("^"), //
 				new RegexLeaf("TYPE", "(note|floating note)"), //
-				new RegexLeaf("POSITION", "[%s]*(left|right)?"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("[%s]*"), //
+				new RegexLeaf("POSITION", "(left|right)?"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				color().getRegex(), //
-				new RegexLeaf("[%s]*:[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
+				new RegexLeaf(":"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("NOTE", "(.*)"), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandNoteLong3.java

@@ -40,6 +40,7 @@ import net.sourceforge.plantuml.command.BlocLines;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.CommandMultilines2;
 import net.sourceforge.plantuml.command.MultilinesStrategy;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -60,14 +61,13 @@ public class CommandNoteLong3 extends CommandMultilines2<ActivityDiagram3> {
 		return ColorParser.simpleColor(ColorType.BACK);
 	}
 
-
 	public String getPatternEnd() {
 		return "(?i)^end[%s]?note$";
 	}
 
 	protected CommandExecutionResult executeNow(final ActivityDiagram3 diagram, BlocLines lines) {
 		// final List<? extends CharSequence> in = StringUtils.removeEmptyColumns2(lines.subList(1, lines.size() - 1));
-		final RegexResult line0 = getStartingPattern().matcher(lines.getFirst499().getStringTrimmed());
+		final RegexResult line0 = getStartingPattern().matcher(lines.getFirst499().getTrimmed().getString());
 		lines = lines.subExtract(1, 1);
 		lines = lines.removeEmptyColumns();
 		final NotePosition position = NotePosition.defaultLeft(line0.get("POSITION", 0));
@@ -77,13 +77,13 @@ public class CommandNoteLong3 extends CommandMultilines2<ActivityDiagram3> {
 		return diagram.addNote(note, position, type, colors);
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandNoteLong3.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("TYPE", "(note|floating note)"), //
-				new RegexLeaf("POSITION", "[%s]*(left|right)?"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("[%s]*"), //
+				new RegexLeaf("POSITION", "(left|right)?"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				color().getRegex(), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
-
 }

src/net/sourceforge/plantuml/activitydiagram3/command/CommandPartition3.java

@@ -41,6 +41,7 @@ import net.sourceforge.plantuml.StringUtils;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexOptional;
@@ -60,23 +61,24 @@ public class CommandPartition3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandPartition3.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("TYPE", "(partition|package|rectangle|card)"), //
-				new RegexLeaf("[%s]+"), //
+				RegexLeaf.spaceOneOrMore(), //
 				new RegexOptional(//
 						new RegexConcat( //
 								color("BACK1").getRegex(),//
-								new RegexLeaf("[%s]+"))), //
+								RegexLeaf.spaceOneOrMore())), //
 				new RegexLeaf("NAME", "([%g][^%g]+[%g]|\\S+)"), //
 				new RegexOptional(//
 						new RegexConcat( //
-								new RegexLeaf("[%s]+"), //
+								RegexLeaf.spaceOneOrMore(), //
 								color("BACK2").getRegex())), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("STEREO", "(\\<{2}.*\\>{2})?"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("\\{?$"));
+				new RegexLeaf("\\{?"), //
+				RegexLeaf.end());
 	}
 
 	private USymbol getUSymbol(String type) {

src/net/sourceforge/plantuml/activitydiagram3/command/CommandRepeat3.java

@@ -39,8 +39,10 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
+import net.sourceforge.plantuml.command.regex.RegexOptional;
 import net.sourceforge.plantuml.command.regex.RegexResult;
 import net.sourceforge.plantuml.cucadiagram.Display;
 import net.sourceforge.plantuml.graphic.HtmlColor;
@@ -52,13 +54,14 @@ public class CommandRepeat3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandRepeat3.class.getName(), RegexLeaf.start(), //
 				ColorParser.exp4(), //
 				new RegexLeaf("repeat"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("LABEL", "(?::(.*?))?"), //
+				new RegexOptional(new RegexLeaf("LABEL", ":(.*?)")), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandRepeatWhile3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexOptional;
@@ -54,37 +55,48 @@ public class CommandRepeatWhile3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandRepeatWhile3.class.getName(), //
-				new RegexLeaf("^"), //
+				RegexLeaf.start(), //
-				new RegexLeaf("repeat[%s]?while"), //
+				new RegexLeaf("repeat"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
+				new RegexLeaf("while"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexOr(//
 						new RegexConcat(new RegexLeaf("TEST3", "\\((.*?)\\)"), //
-								new RegexLeaf("[%s]*(is|equals?)[%s]*"), //
+								RegexLeaf.spaceZeroOrMore(), //
+								new RegexLeaf("(is|equals?)"), //
+								RegexLeaf.spaceZeroOrMore(), //
 								new RegexLeaf("WHEN3", "\\((.+?)\\)"), //
-								new RegexLeaf("[%s]*(not)[%s]*"), //
+								RegexLeaf.spaceZeroOrMore(), //
+								new RegexLeaf("(not)"), //
+								RegexLeaf.spaceZeroOrMore(), //
 								new RegexLeaf("OUT3", "\\((.+?)\\)")), //
 						new RegexConcat(new RegexLeaf("TEST4", "\\((.*?)\\)"), //
-								new RegexLeaf("[%s]*(not)[%s]*"), //
+								RegexLeaf.spaceZeroOrMore(), //
+								new RegexLeaf("(not)"), //
+								RegexLeaf.spaceZeroOrMore(), //
 								new RegexLeaf("OUT4", "\\((.+?)\\)")), //
 						new RegexConcat(new RegexLeaf("TEST2", "\\((.*?)\\)"), //
-								new RegexLeaf("[%s]*(is|equals?)[%s]*"), //
+								RegexLeaf.spaceZeroOrMore(), //
+								new RegexLeaf("(is|equals?)"), //
+								RegexLeaf.spaceZeroOrMore(), //
 								new RegexLeaf("WHEN2", "\\((.+?)\\)") //
 						), //
-						new RegexLeaf("TEST1", "(?:\\((.*)\\))?") //
+						new RegexOptional(new RegexLeaf("TEST1", "\\((.*)\\)")) //
 				), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexOptional(new RegexConcat( //
 						new RegexOr(//
 								new RegexLeaf("->"), //
 								new RegexLeaf("COLOR", CommandLinkElement.STYLE_COLORS_MULTIPLES)), //
-						new RegexLeaf("[%s]*"), //
+						RegexLeaf.spaceZeroOrMore(), //
 						new RegexOr(//
 								new RegexLeaf("LABEL", "(.*)"), //
 								new RegexLeaf("")) //
 						)), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandRepeatWhile3Multilines.java

@@ -45,6 +45,7 @@ import net.sourceforge.plantuml.command.BlocLines;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.CommandMultilines3;
 import net.sourceforge.plantuml.command.MultilinesStrategy;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.MyPattern;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
@@ -62,16 +63,19 @@ public class CommandRepeatWhile3Multilines extends CommandMultilines3<ActivityDi
 	public RegexConcat getPatternEnd2() {
 		return new RegexConcat(//
 				new RegexLeaf("TEST1", "(.*)"), new RegexLeaf("\\)"), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandRepeatWhile3Multilines.class.getName(), RegexLeaf.start(), //
-				new RegexLeaf("^"), //
+				new RegexLeaf("repeat"), //
-				new RegexLeaf("repeat[%s]?while"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("[%s]*"), //
+				new RegexLeaf("while"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("\\("), //
-				new RegexLeaf("TEST1", "(.*)$"));
+				new RegexLeaf("TEST1", "(.*)"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandSplit3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -49,11 +50,11 @@ public class CommandSplit3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandSplit3.class.getName(), //
-				new RegexLeaf("^"), //
+				RegexLeaf.start(), //
 				new RegexLeaf("split"), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf(";?"), RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandSplitAgain3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -49,11 +50,13 @@ public class CommandSplitAgain3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandSplitAgain3.class.getName(), //
-				new RegexLeaf("^"), //
+				RegexLeaf.start(), //
-				new RegexLeaf("split[%s]?again"), //
+				new RegexLeaf("split"), //
-				new RegexLeaf(";?$"));
+				RegexLeaf.spaceZeroOrMore(), //
+				new RegexLeaf("again"), //
+				new RegexLeaf(";?"), RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandSplitEnd3.java

@@ -39,8 +39,10 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
+import net.sourceforge.plantuml.command.regex.RegexOr;
 import net.sourceforge.plantuml.command.regex.RegexResult;
 
 public class CommandSplitEnd3 extends SingleLineCommand2<ActivityDiagram3> {
@@ -49,11 +51,22 @@ public class CommandSplitEnd3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandSplitEnd3.class.getName(), RegexLeaf.start(), //
-				new RegexLeaf("^"), //
+				new RegexOr( //
-				new RegexLeaf("(end[%s]?split|split[%s]?end)"), //
+						new RegexConcat( //
-				new RegexLeaf(";?$"));
+								new RegexLeaf("end"), //
+								RegexLeaf.spaceZeroOrMore(), //
+								new RegexLeaf("split") //
+						), //
+						new RegexConcat( //
+								new RegexLeaf("split"), //
+								RegexLeaf.spaceZeroOrMore(), //
+								new RegexLeaf("end") //
+						) //
+				), //
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandStart3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -49,11 +50,11 @@ public class CommandStart3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandStart3.class.getName(), RegexLeaf.start(), //
-				new RegexLeaf("^"), //
 				new RegexLeaf("start"), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandStop3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -49,11 +50,11 @@ public class CommandStop3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandStop3.class.getName(), RegexLeaf.start(), //
-				new RegexLeaf("^"), //
 				new RegexLeaf("stop"), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandSwimlane.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -52,14 +53,14 @@ public class CommandSwimlane extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandSwimlane.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("\\|"), //
 				ColorParser.exp6(), //
 				new RegexLeaf("SWIMLANE", "([^|]+)"), //
 				new RegexLeaf("\\|"), //
 				new RegexLeaf("LABEL", "([^|]+)?"), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandSwimlane2.java

@@ -39,8 +39,10 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
+import net.sourceforge.plantuml.command.regex.RegexOptional;
 import net.sourceforge.plantuml.command.regex.RegexResult;
 import net.sourceforge.plantuml.cucadiagram.Display;
 import net.sourceforge.plantuml.graphic.HtmlColor;
@@ -52,14 +54,21 @@ public class CommandSwimlane2 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandSwimlane2.class.getName(), RegexLeaf.start(), //
-				new RegexLeaf("swimlane[%s]+"), //
+				new RegexLeaf("swimlane"), //
+				RegexLeaf.spaceOneOrMore(), //
 				ColorParser.exp7(), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("SWIMLANE", "([^|]+)"), //
-				new RegexLeaf("LABEL", "(?:[%s]+as[%s]+([^|]+))?"), //
+				new RegexOptional( //
-				new RegexLeaf("$"));
+						new RegexConcat( //
+								RegexLeaf.spaceOneOrMore(), //
+								new RegexLeaf("as"), //
+								RegexLeaf.spaceOneOrMore(), //
+								new RegexLeaf("LABEL", "([^|]+)") //
+						)), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandSwitch.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -52,14 +53,14 @@ public class CommandSwitch extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandSwitch.class.getName(), RegexLeaf.start(), //
 				ColorParser.exp4(), //
 				new RegexLeaf("switch"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
 				new RegexLeaf("TEST", "\\((.*?)\\)"), //
-				new RegexLeaf("[%s]*"), //
+				RegexLeaf.spaceZeroOrMore(), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandWhile3.java

@@ -39,6 +39,7 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexOptional;
@@ -53,16 +54,19 @@ public class CommandWhile3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(//
+		return RegexConcat.build(CommandWhile3.class.getName(), RegexLeaf.start(), //
-				new RegexLeaf("^"), //
 				ColorParser.exp4(), //
 				new RegexLeaf("while"), //
-				new RegexLeaf("TEST", "[%s]*\\((.*?)\\)"), //
+				RegexLeaf.spaceZeroOrMore(), //
+				new RegexLeaf("TEST", "\\((.*?)\\)"), //
 				new RegexOptional(new RegexConcat(//
-						new RegexLeaf("[%s]*(is|equals?)[%s]*"), //
+						RegexLeaf.spaceZeroOrMore(), //
+						new RegexLeaf("(is|equals?)"), //
+						RegexLeaf.spaceZeroOrMore(), //
 						new RegexLeaf("YES", "\\((.+?)\\)"))), //
-				new RegexLeaf(";?$"));
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/command/CommandWhileEnd3.java

@@ -39,8 +39,11 @@ import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.activitydiagram3.ActivityDiagram3;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
+import net.sourceforge.plantuml.command.regex.RegexOptional;
+import net.sourceforge.plantuml.command.regex.RegexOr;
 import net.sourceforge.plantuml.command.regex.RegexResult;
 import net.sourceforge.plantuml.cucadiagram.Display;
 
@@ -50,11 +53,24 @@ public class CommandWhileEnd3 extends SingleLineCommand2<ActivityDiagram3> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandWhileEnd3.class.getName(), RegexLeaf.start(), //
-				new RegexLeaf("(end[%s]?while|while[%s]?end)"), //
+				new RegexOr( //
-				new RegexLeaf("OUT", "[%s]*(?:\\((.+?)\\))?"), //
+						new RegexConcat( //
-				new RegexLeaf(";?$"));
+								new RegexLeaf("end"), //
+								RegexLeaf.spaceZeroOrMore(), //
+								new RegexLeaf("while") //
+						), //
+						new RegexConcat( //
+								new RegexLeaf("while"), //
+								RegexLeaf.spaceZeroOrMore(), //
+								new RegexLeaf("end") //
+						) //
+				), //
+				RegexLeaf.spaceZeroOrMore(), //
+				new RegexOptional(new RegexLeaf("OUT", "\\((.+?)\\)")), //
+				new RegexLeaf(";?"), //
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/activitydiagram3/ftile/FtileFactory.java

@@ -85,7 +85,7 @@ public interface FtileFactory {
 			LinkRendering afterEndwhile, HtmlColor color, Instruction specialOut);
 
 	public Ftile createIf(Swimlane swimlane, List<Branch> thens, Branch elseBranch, LinkRendering afterEndwhile,
-			LinkRendering topInlinkRendering);
+			LinkRendering topInlinkRendering, Url url);
 
 	public Ftile createSwitch(Swimlane swimlane, List<Branch> branches, LinkRendering afterEndwhile,
 			LinkRendering topInlinkRendering, Display labelTest);

src/net/sourceforge/plantuml/activitydiagram3/ftile/FtileFactoryDelegator.java

@@ -159,8 +159,8 @@ public class FtileFactoryDelegator implements FtileFactory {
 	}
 
 	public Ftile createIf(Swimlane swimlane, List<Branch> thens, Branch elseBranch, LinkRendering afterEndwhile,
-			LinkRendering topInlinkRendering) {
+			LinkRendering topInlinkRendering, Url url) {
-		return factory.createIf(swimlane, thens, elseBranch, afterEndwhile, topInlinkRendering);
+		return factory.createIf(swimlane, thens, elseBranch, afterEndwhile, topInlinkRendering, url);
 	}
 
 	public Ftile createSwitch(Swimlane swimlane, List<Branch> branches, LinkRendering afterEndwhile,

src/net/sourceforge/plantuml/activitydiagram3/ftile/FtileGeometry.java

@@ -84,8 +84,6 @@ public class FtileGeometry extends Dimension2D {
 		return new Point2D.Double(left, outY);
 	}
 
-
-
 	public FtileGeometry(Dimension2D dim, double left, double inY) {
 		this(dim.getWidth(), dim.getHeight(), left, inY);
 	}
@@ -145,6 +143,10 @@ public class FtileGeometry extends Dimension2D {
 		return left;
 	}
 
+	public final double getRight() {
+		return width - left;
+	}
+
 	public double getOutY() {
 		return outY;
 	}

src/net/sourceforge/plantuml/activitydiagram3/ftile/Snake.java

@@ -63,6 +63,7 @@ public class Snake implements UShape {
 	private UPolygon endDecoration;
 	private final Rainbow color;
 	private TextBlock textBlock;
+	private String textBlockPosition;
 	private MergeStrategy mergeable = MergeStrategy.FULL;
 	private Direction emphasizeDirection;
 	private final HorizontalAlignment horizontalAlignment;
@@ -110,6 +111,11 @@ public class Snake implements UShape {
 		this(null, horizontalAlignment, color, null);
 	}
 
+	public void setLabel(TextBlock label, String position) {
+		this.textBlock = label;
+		this.textBlockPosition = position;
+	}
+
 	public void setLabel(TextBlock label) {
 		this.textBlock = label;
 	}
@@ -206,7 +212,9 @@ public class Snake implements UShape {
 		double x = Math.max(pt1.getX(), pt2.getX()) + 4;
 		final boolean zigzag = worm.getDirectionsCode().startsWith("DLD") || worm.getDirectionsCode().startsWith("DRD");
 		double y = (pt1.getY() + pt2.getY()) / 2 - dim.getHeight() / 2;
-		if (horizontalAlignment == HorizontalAlignment.CENTER && zigzag) {
+		if ("bottom".equalsIgnoreCase(textBlockPosition)) {
+			x = worm.getLast().getX();
+		} else if (horizontalAlignment == HorizontalAlignment.CENTER && zigzag) {
 			final Point2D pt3 = worm.get(2);
 			x = (pt2.getX() + pt3.getX()) / 2 - dim.getWidth() / 2;
 		} else if (horizontalAlignment == HorizontalAlignment.RIGHT && zigzag) {

src/net/sourceforge/plantuml/activitydiagram3/ftile/SwimlanesB.java

@@ -35,15 +35,21 @@
  */
 package net.sourceforge.plantuml.activitydiagram3.ftile;
 
+import net.sourceforge.plantuml.ColorParam;
 import net.sourceforge.plantuml.FontParam;
 import net.sourceforge.plantuml.ISkinParam;
 import net.sourceforge.plantuml.LineBreakStrategy;
 import net.sourceforge.plantuml.Pragma;
 import net.sourceforge.plantuml.graphic.FontConfiguration;
 import net.sourceforge.plantuml.graphic.HorizontalAlignment;
+import net.sourceforge.plantuml.graphic.HtmlColor;
+import net.sourceforge.plantuml.graphic.HtmlColorUtils;
 import net.sourceforge.plantuml.graphic.StringBounder;
 import net.sourceforge.plantuml.graphic.TextBlock;
+import net.sourceforge.plantuml.ugraphic.UChangeBackColor;
+import net.sourceforge.plantuml.ugraphic.UChangeColor;
 import net.sourceforge.plantuml.ugraphic.UGraphic;
+import net.sourceforge.plantuml.ugraphic.URectangle;
 import net.sourceforge.plantuml.ugraphic.UTranslate;
 import net.sourceforge.plantuml.utils.MathUtils;
 
@@ -59,6 +65,13 @@ public class SwimlanesB extends SwimlanesA {
 		double x2 = 0;
 
 		final StringBounder stringBounder = ug.getStringBounder();
+
+		final HtmlColor color = skinParam.getHtmlColor(ColorParam.swimlaneTitleBackground, null, false);
+		if (color != null) {
+			final double titleHeight = getTitlesHeight(stringBounder);
+			final URectangle back = new URectangle(getTitlesWidth(stringBounder), titleHeight);
+			ug.apply(new UChangeBackColor(color)).apply(new UChangeColor(color)).draw(back);
+		}
 		for (Swimlane swimlane : swimlanes) {
 			final TextBlock swTitle = getTitle(swimlane);
 			final double titleWidth = swTitle.calculateDimension(stringBounder).getWidth();
@@ -68,6 +81,14 @@ public class SwimlanesB extends SwimlanesA {
 		}
 	}
 
+	private double getTitlesWidth(StringBounder stringBounder) {
+		double x2 = 0;
+		for (Swimlane swimlane : swimlanes) {
+			x2 += swimlane.getActualWidth();
+		}
+		return x2;
+	}
+
 	private TextBlock getTitle(Swimlane swimlane) {
 		final FontConfiguration fontConfiguration = new FontConfiguration(skinParam, FontParam.SWIMLANE_TITLE, null);
 
@@ -101,12 +122,17 @@ public class SwimlanesB extends SwimlanesA {
 
 	@Override
 	protected UTranslate getTitleHeightTranslate(final StringBounder stringBounder) {
+		double titlesHeight = getTitlesHeight(stringBounder);
+		return new UTranslate(0, titlesHeight > 0 ? titlesHeight + 5 : 0);
+	}
+
+	private double getTitlesHeight(StringBounder stringBounder) {
 		double titlesHeight = 0;
 		for (Swimlane swimlane : swimlanes) {
 			final TextBlock swTitle = getTitle(swimlane);
 			titlesHeight = Math.max(titlesHeight, swTitle.calculateDimension(stringBounder).getHeight());
 		}
-		return new UTranslate(0, titlesHeight);
+		return titlesHeight;
 	}
 
 }

src/net/sourceforge/plantuml/activitydiagram3/ftile/vcompact/FtileFactoryDelegatorIf.java

@@ -40,6 +40,7 @@ import java.util.List;
 import net.sourceforge.plantuml.ColorParam;
 import net.sourceforge.plantuml.FontParam;
 import net.sourceforge.plantuml.Pragma;
+import net.sourceforge.plantuml.Url;
 import net.sourceforge.plantuml.activitydiagram3.Branch;
 import net.sourceforge.plantuml.activitydiagram3.LinkRendering;
 import net.sourceforge.plantuml.activitydiagram3.ftile.Ftile;
@@ -51,6 +52,7 @@ import net.sourceforge.plantuml.graphic.FontConfiguration;
 import net.sourceforge.plantuml.graphic.HtmlColor;
 import net.sourceforge.plantuml.graphic.HtmlColorAndStyle;
 import net.sourceforge.plantuml.graphic.Rainbow;
+import net.sourceforge.plantuml.svek.ConditionEndStyle;
 import net.sourceforge.plantuml.svek.ConditionStyle;
 
 public class FtileFactoryDelegatorIf extends FtileFactoryDelegator {
@@ -64,9 +66,10 @@ public class FtileFactoryDelegatorIf extends FtileFactoryDelegator {
 
 	@Override
 	public Ftile createIf(Swimlane swimlane, List<Branch> thens, Branch elseBranch, LinkRendering afterEndwhile,
-			LinkRendering topInlinkRendering) {
+			LinkRendering topInlinkRendering, Url url) {
 
 		final ConditionStyle conditionStyle = skinParam().getConditionStyle();
+		final ConditionEndStyle conditionEndStyle = skinParam().getConditionEndStyle();
 		final Branch branch0 = thens.get(0);
 
 		final HtmlColor borderColor = getRose().getHtmlColor(skinParam(), ColorParam.activityDiamondBorder);
@@ -89,7 +92,7 @@ public class FtileFactoryDelegatorIf extends FtileFactoryDelegator {
 					conditionStyle, thens, elseBranch, fcArrow, topInlinkRendering, afterEndwhile, fcTest);
 		}
 		return ConditionalBuilder.create(swimlane, borderColor, backColor, arrowColor, getFactory(), conditionStyle,
-				thens.get(0), elseBranch, skinParam(), getStringBounder(), fcArrow, fcTest);
+				conditionEndStyle, thens.get(0), elseBranch, skinParam(), getStringBounder(), fcArrow, fcTest, url);
 	}
 
 	private HtmlColor fontColor(FontParam param) {

src/net/sourceforge/plantuml/activitydiagram3/ftile/vcompact/FtileFactoryDelegatorSwitch.java

@@ -70,23 +70,6 @@ public class FtileFactoryDelegatorSwitch extends FtileFactoryDelegator {
 	@Override
 	public Ftile createSwitch(Swimlane swimlane, List<Branch> branches, LinkRendering afterEndwhile,
 			LinkRendering topInlinkRendering, Display labelTest) {
-		// final ConditionStyle conditionStyle = skinParam().getConditionStyle();
-		//
-		// final HtmlColor borderColor = getRose().getHtmlColor(skinParam(), ColorParam.activityDiamondBorder);
-		// final HtmlColor backColor = getRose().getHtmlColor(skinParam(), ColorParam.activityDiamondBackground);
-		// final Rainbow arrowColor = HtmlColorAndStyle.build(skinParam());
-		//
-		// final FontConfiguration fcArrow = new FontConfiguration(skinParam(), FontParam.ARROW, null);
-		//
-		// final FontParam testParam = conditionStyle == ConditionStyle.INSIDE ? FontParam.ACTIVITY_DIAMOND
-		// : FontParam.ARROW;
-		// final FontConfiguration fcTest = new FontConfiguration(skinParam(), testParam, null)
-		// .changeColor(fontColor(FontParam.ACTIVITY_DIAMOND));
-		//
-		// return FtileSwitch.create(swimlane, borderColor, backColor, arrowColor, getFactory(), conditionStyle,
-		// branches,
-		// fcArrow, topInlinkRendering, afterEndwhile, fcTest);
-
 		// return createNude(swimlane, branches);
 		// return createWithDiamonds(swimlane, branches, labelTest);
 		return createWithLinks(swimlane, branches, labelTest);
@@ -113,11 +96,11 @@ public class FtileFactoryDelegatorSwitch extends FtileFactoryDelegator {
 
 	private Ftile createWithLinks(Swimlane swimlane, List<Branch> branches, Display labelTest) {
 		final List<Ftile> ftiles = new ArrayList<Ftile>();
+		final Ftile diamond1 = getDiamond1(swimlane, branches.get(0), labelTest);
+		final Ftile diamond2 = getDiamond2(swimlane, branches.get(0));
 		for (Branch branch : branches) {
 			ftiles.add(new FtileMinWidth(branch.getFtile(), 30));
 		}
-		final Ftile diamond1 = getDiamond1(swimlane, branches.get(0), labelTest);
-		final Ftile diamond2 = getDiamond2(swimlane, branches.get(0));
 		final Rainbow arrowColor = HtmlColorAndStyle.build(skinParam());
 		if (ftiles.size() == 1) {
 			final FtileSwitchWithOneLink result = new FtileSwitchWithOneLink(ftiles, branches, swimlane, diamond1,

src/net/sourceforge/plantuml/activitydiagram3/ftile/vcompact/FtileIfDown.java

@@ -56,12 +56,14 @@ import net.sourceforge.plantuml.activitydiagram3.ftile.FtileEmpty;
 import net.sourceforge.plantuml.activitydiagram3.ftile.FtileFactory;
 import net.sourceforge.plantuml.activitydiagram3.ftile.FtileGeometry;
 import net.sourceforge.plantuml.activitydiagram3.ftile.FtileUtils;
+import net.sourceforge.plantuml.activitydiagram3.ftile.MergeStrategy;
 import net.sourceforge.plantuml.activitydiagram3.ftile.Snake;
 import net.sourceforge.plantuml.activitydiagram3.ftile.Swimlane;
 import net.sourceforge.plantuml.activitydiagram3.ftile.vertical.FtileDiamond;
 import net.sourceforge.plantuml.activitydiagram3.ftile.vertical.FtileDiamondInside;
 import net.sourceforge.plantuml.graphic.Rainbow;
 import net.sourceforge.plantuml.graphic.StringBounder;
+import net.sourceforge.plantuml.svek.ConditionEndStyle;
 import net.sourceforge.plantuml.ugraphic.UEmpty;
 import net.sourceforge.plantuml.ugraphic.UGraphic;
 import net.sourceforge.plantuml.ugraphic.UTranslate;
@@ -72,6 +74,7 @@ public class FtileIfDown extends AbstractFtile {
 	private final Ftile diamond1;
 	private final Ftile diamond2;
 	private final Ftile optionalStop;
+	private final ConditionEndStyle conditionEndStyle;
 
 	@Override
 	public Collection<Ftile> getMyChildren() {
@@ -98,27 +101,34 @@ public class FtileIfDown extends AbstractFtile {
 		return thenBlock.getSwimlaneOut();
 	}
 
-	private FtileIfDown(Ftile thenBlock, Ftile diamond1, Ftile diamond2, Ftile optionalStop) {
+	private FtileIfDown(Ftile thenBlock, Ftile diamond1, Ftile diamond2, Ftile optionalStop,
+			ConditionEndStyle conditionEndStyle) {
 		super(thenBlock.skinParam());
 		this.thenBlock = thenBlock;
 		this.diamond1 = diamond1;
 		this.diamond2 = diamond2;
 		this.optionalStop = optionalStop;
+		this.conditionEndStyle = conditionEndStyle;
 	}
 
 	public static Ftile create(Ftile diamond1, Ftile diamond2, Swimlane swimlane, Ftile thenBlock, Rainbow arrowColor,
-			FtileFactory ftileFactory, Ftile optionalStop, Rainbow elseColor) {
+			ConditionEndStyle conditionEndStyle, FtileFactory ftileFactory, Ftile optionalStop, Rainbow elseColor) {
 
 		elseColor = elseColor.withDefault(arrowColor);
 		final FtileIfDown result = new FtileIfDown(thenBlock, diamond1, optionalStop == null ? diamond2
-				: new FtileEmpty(ftileFactory.skinParam()), optionalStop);
+				: new FtileEmpty(ftileFactory.skinParam()), optionalStop, conditionEndStyle);
 
 		final List<Connection> conns = new ArrayList<Connection>();
 		conns.add(result.new ConnectionIn(thenBlock.getInLinkRendering().getRainbow(arrowColor)));
 		final boolean hasPointOut1 = thenBlock.calculateDimension(ftileFactory.getStringBounder()).hasPointOut();
 		if (optionalStop == null) {
 			if (hasPointOut1) {
+				if (conditionEndStyle == ConditionEndStyle.DIAMOND) {
 					conns.add(result.new ConnectionElse(elseColor));
+				} else if (conditionEndStyle == ConditionEndStyle.HLINE) {
+					conns.add(result.new ConnectionElseHline(elseColor));
+					conns.add(result.new ConnectionHline(elseColor));
+				}
 			} else {
 				conns.add(result.new ConnectionElseNoDiamond(elseColor));
 			}
@@ -228,6 +238,14 @@ public class FtileIfDown extends AbstractFtile {
 					getFtile2().calculateDimension(stringBounder).getPointIn());
 		}
 
+		private Point2D getP2hline(final StringBounder stringBounder) {
+			final FtileGeometry dimDiamond2 = getFtile2().calculateDimension(stringBounder);
+			final double x = dimDiamond2.getWidth();
+			final double half = (dimDiamond2.getOutY() - dimDiamond2.getInY()) / 2;
+			return getTranslateDiamond2(stringBounder)
+					.getTranslated(new Point2D.Double(x, dimDiamond2.getInY() + half));
+		}
+
 		public void drawU(UGraphic ug) {
 			final StringBounder stringBounder = ug.getStringBounder();
 
@@ -237,7 +255,12 @@ public class FtileIfDown extends AbstractFtile {
 
 			final Snake snake = new Snake(arrowHorizontalAlignment(), arrowColor, Arrows.asToDown());
 			snake.addPoint(getP1(stringBounder));
+
+			if (conditionEndStyle == ConditionEndStyle.DIAMOND) {
 				snake.addPoint(getP2(stringBounder));
+			} else if (conditionEndStyle == ConditionEndStyle.HLINE) {
+				snake.addPoint(getP2hline(stringBounder));
+			}
 
 			ug.draw(snake);
 		}
@@ -271,7 +294,7 @@ public class FtileIfDown extends AbstractFtile {
 			this.endInlinkColor = endInlinkColor;
 		}
 
-		private Point2D getP1(StringBounder stringBounder) {
+		protected Point2D getP1(StringBounder stringBounder) {
 			final FtileGeometry dimDiamond1 = diamond1.calculateDimension(stringBounder);
 			final double x = dimDiamond1.getWidth();
 			final double half = (dimDiamond1.getOutY() - dimDiamond1.getInY()) / 2;
@@ -290,7 +313,6 @@ public class FtileIfDown extends AbstractFtile {
 		public void drawU(UGraphic ug) {
 			final StringBounder stringBounder = ug.getStringBounder();
 
-			final Snake snake = new Snake(arrowHorizontalAlignment(), endInlinkColor, Arrows.asToLeft());
 			final Point2D p1 = getP1(stringBounder);
 			if (calculateDimension(stringBounder).hasPointOut() == false) {
 				return;
@@ -302,24 +324,72 @@ public class FtileIfDown extends AbstractFtile {
 			final double x2 = p2.getX();
 			final double y2 = p2.getY();
 
-			snake.addPoint(x1, y1);
-
 			final FtileGeometry thenGeom = thenBlock.calculateDimension(stringBounder);
 			final double xmax = Math.max(x1 + Diamond.diamondHalfSize, getTranslateForThen(stringBounder).getDx()
 					+ thenGeom.getWidth());
 
+			final Snake snake = new Snake(arrowHorizontalAlignment(), endInlinkColor, Arrows.asToLeft());
+			snake.addPoint(x1, y1);
 			snake.addPoint(xmax, y1);
 			snake.addPoint(xmax, y2);
 			snake.addPoint(x2, y2);
 			snake.emphasizeDirection(Direction.DOWN);
 			ug.apply(new UTranslate(x2, y2 - Diamond.diamondHalfSize)).draw(new UEmpty(5, Diamond.diamondHalfSize));
-
 			ug.draw(snake);
 
 		}
 
 	}
 
+	class ConnectionElseHline extends ConnectionElse {
+		private final Rainbow endInlinkColor;
+
+		public ConnectionElseHline(Rainbow endInlinkColor) {
+			super(endInlinkColor);
+			this.endInlinkColor = endInlinkColor;
+		}
+
+		@Override
+		public void drawU(UGraphic ug) {
+			final StringBounder stringBounder = ug.getStringBounder();
+
+			final Point2D p1 = getP1(stringBounder);
+			if (calculateDimension(stringBounder).hasPointOut() == false) {
+				return;
+			}
+			final Point2D p2 = getP2(stringBounder);
+
+			final double x1 = p1.getX();
+			final double y1 = p1.getY();
+			final double x2 = p2.getX();
+			final double y2 = p2.getY();
+
+			final FtileGeometry thenGeom = thenBlock.calculateDimension(stringBounder);
+			final double xmax = Math.max(x1 + Diamond.diamondHalfSize, getTranslateForThen(stringBounder).getDx()
+					+ thenGeom.getWidth());
+
+			/*
+			 * if( conditionEndStyle == ConditionEndStyle.DIAMOND ) { final Snake snake = new
+			 * Snake(arrowHorizontalAlignment(), endInlinkColor, Arrows.asToLeft()); snake.addPoint(x1, y1);
+			 * snake.addPoint(xmax, y1); snake.addPoint(xmax, y2); snake.addPoint(x2, y2);
+			 * snake.emphasizeDirection(Direction.DOWN); ug.apply(new UTranslate(x2, y2 -
+			 * Diamond.diamondHalfSize)).draw(new UEmpty(5, Diamond.diamondHalfSize)); ug.draw(snake); }
+			 */
+			final Snake snake = new Snake(arrowHorizontalAlignment(), endInlinkColor, Arrows.asToDown());
+			snake.addPoint(x1, y1);
+			snake.addPoint(xmax, y1);
+			snake.addPoint(xmax, y2);
+			ug.apply(new UTranslate(xmax, y2 - Diamond.diamondHalfSize)).draw(new UEmpty(5, Diamond.diamondHalfSize));
+			ug.draw(snake);
+			/*
+			 * final Snake snake2 = new Snake(arrowHorizontalAlignment(), endInlinkColor); snake2.addPoint(xmax, y2);
+			 * snake2.addPoint(x2, y2); ug.draw(snake2);
+			 */
+
+		}
+
+	}
+
 	class ConnectionElseNoDiamond extends ConnectionElse {
 
 		public ConnectionElseNoDiamond(Rainbow endInlinkColor) {
@@ -333,6 +403,72 @@ public class FtileIfDown extends AbstractFtile {
 
 	}
 
+	// copied from FtileIfLongHorizontal to use with ConditionEndStyle.HLINE
+	class ConnectionHline extends AbstractConnection {
+		private final Rainbow endInlinkColor;
+
+		public ConnectionHline(Rainbow endInlinkColor) {
+			super(diamond1, diamond2);
+			this.endInlinkColor = endInlinkColor;
+		}
+
+		private Point2D getP1(StringBounder stringBounder) {
+			final FtileGeometry dimDiamond1 = diamond1.calculateDimension(stringBounder);
+			final double x = dimDiamond1.getWidth();
+			final double half = (dimDiamond1.getOutY() - dimDiamond1.getInY()) / 2;
+			return getTranslateDiamond1(stringBounder)
+					.getTranslated(new Point2D.Double(x, dimDiamond1.getInY() + half));
+		}
+
+		protected Point2D getP2(final StringBounder stringBounder) {
+			final FtileGeometry dimDiamond2 = diamond2.calculateDimension(stringBounder);
+			final double x = dimDiamond2.getWidth();
+			final double half = (dimDiamond2.getOutY() - dimDiamond2.getInY()) / 2;
+			return getTranslateDiamond2(stringBounder)
+					.getTranslated(new Point2D.Double(x, dimDiamond2.getInY() + half));
+		}
+
+		// the bottom or south point of the diamond that we omitted
+		protected Point2D getP3(final StringBounder stringBounder) {
+			final FtileGeometry dimDiamond2 = diamond2.calculateDimension(stringBounder);
+			final double x = dimDiamond2.getWidth();
+			return getTranslateDiamond2(stringBounder).getTranslated(new Point2D.Double(x, dimDiamond2.getOutY()));
+		}
+
+		public void drawU(UGraphic ug) {
+			final StringBounder stringBounder = ug.getStringBounder();
+
+			final Point2D p1 = getP1(stringBounder);
+			if (calculateDimension(stringBounder).hasPointOut() == false) {
+				return;
+			}
+			final Point2D p2 = getP2(stringBounder);
+			final Point2D p3 = getP3(stringBounder);
+
+			final double x1 = p1.getX();
+			final double y1 = p1.getY();
+			final double x2 = p2.getX();
+			final double y2 = p2.getY();
+
+			final double x3 = p3.getX();
+			final double y3 = p3.getY();
+
+			final FtileGeometry thenGeom = thenBlock.calculateDimension(stringBounder);
+			final double xmax = Math.max(x1 + Diamond.diamondHalfSize, getTranslateForThen(stringBounder).getDx()
+					+ thenGeom.getWidth());
+
+			final Snake snake = new Snake(arrowHorizontalAlignment(), endInlinkColor);
+			snake.addPoint(xmax, y2);
+			// ug.apply(new UTranslate(xmax, y2 - Diamond.diamondHalfSize)).draw(new UEmpty(5,
+			// Diamond.diamondHalfSize));
+			snake.addPoint(x2, y2);
+			snake.addPoint(x3, y3);
+			snake.goUnmergeable(MergeStrategy.NONE);
+			ug.draw(snake);
+
+		}
+	}
+
 	public void drawU(UGraphic ug) {
 		final StringBounder stringBounder = ug.getStringBounder();
 		ug.apply(getTranslateForThen(stringBounder)).draw(thenBlock);

src/net/sourceforge/plantuml/activitydiagram3/ftile/vcompact/FtileRepeat.java

@@ -73,6 +73,7 @@ import net.sourceforge.plantuml.graphic.TextBlock;
 import net.sourceforge.plantuml.graphic.TextBlockUtils;
 import net.sourceforge.plantuml.svek.ConditionStyle;
 import net.sourceforge.plantuml.ugraphic.UGraphic;
+import net.sourceforge.plantuml.ugraphic.UPolygon;
 import net.sourceforge.plantuml.ugraphic.UTranslate;
 
 class FtileRepeat extends AbstractFtile {
@@ -124,6 +125,7 @@ class FtileRepeat extends AbstractFtile {
 		final TextBlock outTb = out.create(fcArrow, HorizontalAlignment.LEFT, spriteContainer);
 
 		final Ftile diamond1;
+		assert swimlane == repeat.getSwimlaneIn();
 		if (backStart == null) {
 			diamond1 = new FtileDiamond(repeat.skinParam(), backColor, borderColor, repeat.getSwimlaneIn());
 		} else {
@@ -159,7 +161,7 @@ class FtileRepeat extends AbstractFtile {
 		final Display backLink1 = backRepeatLinkRendering.getDisplay();
 		final TextBlock tbbackLink1 = backLink1 == null ? null : backLink1.create(fcArrow, HorizontalAlignment.LEFT,
 				spriteContainer, CreoleMode.SIMPLE_LINE);
-		if (repeat.getSwimlaneIn() == repeat.getSwimlaneOut()) {
+		if (repeat.getSwimlaneIn() == swimlaneOut) {
 			if (backward == null) {
 				conns.add(result.new ConnectionBackSimple(backRepeatLinkRendering.getRainbow(arrowColor), tbbackLink1));
 			} else {
@@ -295,8 +297,6 @@ class FtileRepeat extends AbstractFtile {
 
 		public void drawTranslate(UGraphic ug, UTranslate translate1, UTranslate translate2) {
 			final StringBounder stringBounder = ug.getStringBounder();
-			final Snake snake = new Snake(arrowHorizontalAlignment(), arrowColor, Arrows.asToLeft());
-			snake.emphasizeDirection(Direction.UP);
 			final Dimension2D dimRepeat = repeat.calculateDimension(stringBounder);
 
 			Point2D p1 = getP1(stringBounder);
@@ -306,11 +306,20 @@ class FtileRepeat extends AbstractFtile {
 			final Dimension2D dimDiamond1 = diamond1.calculateDimension(stringBounder);
 			final Dimension2D dimDiamond2 = diamond2.calculateDimension(stringBounder);
 			final double y1 = p1.getY() + dimDiamond2.getHeight() / 2;
-			final double x2 = p2.getX() + dimDiamond1.getWidth();
+			double x2 = p2.getX() + dimDiamond1.getWidth();
 			final double y2 = p2.getY() + dimDiamond1.getHeight() / 2;
 
 			final double xmax = p1.getX() + dimDiamond2.getWidth() / 2 + dimRepeat.getWidth() / 2
 					+ Diamond.diamondHalfSize;
+
+			UPolygon arrow = Arrows.asToLeft();
+			if (xmax < x2) {
+				arrow = Arrows.asToRight();
+				x2 = p2.getX();
+			}
+			final Snake snake = new Snake(arrowHorizontalAlignment(), arrowColor, arrow);
+			snake.emphasizeDirection(Direction.UP);
+
 			snake.addPoint(xmax, y1);
 			snake.addPoint(xmax, y2);
 			snake.addPoint(x2, y2);
@@ -434,7 +443,7 @@ class FtileRepeat extends AbstractFtile {
 
 	}
 
-	class ConnectionBackSimple extends AbstractConnection {
+	class ConnectionBackSimple extends AbstractConnection implements ConnectionTranslatable {
 		private final Rainbow arrowColor;
 		private final TextBlock tbback;
 
@@ -477,6 +486,34 @@ class FtileRepeat extends AbstractFtile {
 			ug.draw(snake);
 		}
 
+		public void drawTranslate(UGraphic ug, UTranslate translate1, UTranslate translate2) {
+			final StringBounder stringBounder = ug.getStringBounder();
+			final Snake snake = new Snake(arrowHorizontalAlignment(), arrowColor, Arrows.asToLeft());
+			snake.setLabel(tbback);
+			snake.emphasizeDirection(Direction.UP);
+			final Dimension2D dimRepeat = repeat.calculateDimension(stringBounder);
+
+			Point2D p1 = getP1(stringBounder);
+			Point2D p2 = getP2(stringBounder);
+			p1 = translate1.getTranslated(p1);
+			p2 = translate2.getTranslated(p2);
+			final Dimension2D dimDiamond1 = diamond1.calculateDimension(stringBounder);
+			final Dimension2D dimDiamond2 = diamond2.calculateDimension(stringBounder);
+			final double x1 = p1.getX() + dimDiamond2.getWidth();
+			final double y1 = p1.getY() + dimDiamond2.getHeight() / 2;
+			final double x2 = p2.getX() + dimDiamond1.getWidth();
+			final double y2 = p2.getY() + dimDiamond1.getHeight() / 2;
+
+			snake.addPoint(x1, y1);
+			final double xmax = p1.getX() + dimDiamond2.getWidth() / 2 + dimRepeat.getWidth() / 2
+					+ Diamond.diamondHalfSize;
+			snake.addPoint(xmax, y1);
+			snake.addPoint(xmax, y2);
+			snake.addPoint(x2, y2);
+
+			ug.draw(snake);
+		}
+
 	}
 
 	public void drawU(UGraphic ug) {

src/net/sourceforge/plantuml/activitydiagram3/ftile/vcompact/VCompactFactory.java

@@ -136,7 +136,7 @@ public class VCompactFactory implements FtileFactory {
 	}
 
 	public Ftile createIf(Swimlane swimlane, List<Branch> thens, Branch elseBranch, LinkRendering afterEndwhile,
-			LinkRendering topInlinkRendering) {
+			LinkRendering topInlinkRendering, Url url) {
 		final List<Ftile> ftiles = new ArrayList<Ftile>();
 		for (Branch branch : thens) {
 			ftiles.add(branch.getFtile());

src/net/sourceforge/plantuml/activitydiagram3/ftile/vcompact/cond/ConditionalBuilder.java

@@ -39,6 +39,7 @@ import java.awt.geom.Dimension2D;
 
 import net.sourceforge.plantuml.ISkinParam;
 import net.sourceforge.plantuml.LineBreakStrategy;
+import net.sourceforge.plantuml.Url;
 import net.sourceforge.plantuml.activitydiagram3.Branch;
 import net.sourceforge.plantuml.activitydiagram3.ftile.Diamond;
 import net.sourceforge.plantuml.activitydiagram3.ftile.Ftile;
@@ -46,6 +47,7 @@ import net.sourceforge.plantuml.activitydiagram3.ftile.FtileEmpty;
 import net.sourceforge.plantuml.activitydiagram3.ftile.FtileFactory;
 import net.sourceforge.plantuml.activitydiagram3.ftile.FtileMinWidth;
 import net.sourceforge.plantuml.activitydiagram3.ftile.FtileUtils;
+import net.sourceforge.plantuml.activitydiagram3.ftile.FtileWithUrl;
 import net.sourceforge.plantuml.activitydiagram3.ftile.Swimlane;
 import net.sourceforge.plantuml.activitydiagram3.ftile.vcompact.FtileIfDown;
 import net.sourceforge.plantuml.activitydiagram3.ftile.vertical.FtileDiamond;
@@ -62,6 +64,7 @@ import net.sourceforge.plantuml.graphic.HtmlColor;
 import net.sourceforge.plantuml.graphic.Rainbow;
 import net.sourceforge.plantuml.graphic.StringBounder;
 import net.sourceforge.plantuml.graphic.TextBlock;
+import net.sourceforge.plantuml.svek.ConditionEndStyle;
 import net.sourceforge.plantuml.svek.ConditionStyle;
 
 public class ConditionalBuilder {
@@ -72,6 +75,7 @@ public class ConditionalBuilder {
 	private final Rainbow arrowColor;
 	private final FtileFactory ftileFactory;
 	private final ConditionStyle conditionStyle;
+	private final ConditionEndStyle conditionEndStyle;
 	private final Branch branch1;
 	private final Branch branch2;
 	private final ISkinParam skinParam;
@@ -81,22 +85,26 @@ public class ConditionalBuilder {
 
 	private final Ftile tile1;
 	private final Ftile tile2;
+	private final Url url;
 
 	public ConditionalBuilder(Swimlane swimlane, HtmlColor borderColor, HtmlColor backColor, Rainbow arrowColor,
-			FtileFactory ftileFactory, ConditionStyle conditionStyle, Branch branch1, Branch branch2,
+			FtileFactory ftileFactory, ConditionStyle conditionStyle, ConditionEndStyle conditionEndStyle,
-			ISkinParam skinParam, StringBounder stringBounder, FontConfiguration fontArrow, FontConfiguration fontTest) {
+			Branch branch1, Branch branch2, ISkinParam skinParam, StringBounder stringBounder,
+			FontConfiguration fontArrow, FontConfiguration fontTest, Url url) {
 		this.swimlane = swimlane;
 		this.borderColor = borderColor;
 		this.backColor = backColor;
 		this.arrowColor = arrowColor;
 		this.ftileFactory = ftileFactory;
 		this.conditionStyle = conditionStyle;
+		this.conditionEndStyle = conditionEndStyle;
 		this.branch1 = branch1;
 		this.branch2 = branch2;
 		this.skinParam = skinParam;
 		this.stringBounder = stringBounder;
 		this.fontArrow = fontArrow;
 		this.fontTest = fontTest;
+		this.url = url;
 
 		this.tile1 = new FtileMinWidth(branch1.getFtile(), 30);
 		this.tile2 = new FtileMinWidth(branch2.getFtile(), 30);
@@ -104,10 +112,12 @@ public class ConditionalBuilder {
 	}
 
 	static public Ftile create(Swimlane swimlane, HtmlColor borderColor, HtmlColor backColor, Rainbow arrowColor,
-			FtileFactory ftileFactory, ConditionStyle conditionStyle, Branch branch1, Branch branch2,
+			FtileFactory ftileFactory, ConditionStyle conditionStyle, ConditionEndStyle conditionEndStyle,
-			ISkinParam skinParam, StringBounder stringBounder, FontConfiguration fcArrow, FontConfiguration fcTest) {
+			Branch branch1, Branch branch2, ISkinParam skinParam, StringBounder stringBounder,
+			FontConfiguration fcArrow, FontConfiguration fcTest, Url url) {
 		final ConditionalBuilder builder = new ConditionalBuilder(swimlane, borderColor, backColor, arrowColor,
-				ftileFactory, conditionStyle, branch1, branch2, skinParam, stringBounder, fcArrow, fcTest);
+				ftileFactory, conditionStyle, conditionEndStyle, branch1, branch2, skinParam, stringBounder, fcArrow,
+				fcTest, url);
 		if (isEmptyOrOnlySingleStopOrSpot(branch2) && isEmptyOrOnlySingleStopOrSpot(branch1) == false) {
 			return builder.createDown(builder.branch1, builder.branch2);
 		}
@@ -138,18 +148,20 @@ public class ConditionalBuilder {
 		final Ftile diamond2 = getDiamond2(branch1, branch2, true);
 		if (branch2.isOnlySingleStopOrSpot()) {
 			return FtileIfDown.create(diamond1, diamond2, swimlane, FtileUtils.addHorizontalMargin(tile1, 10),
-					arrowColor, ftileFactory, branch2.getFtile(), branch2.getInlinkRenderingColorAndStyle());
+					arrowColor, conditionEndStyle, ftileFactory, branch2.getFtile(),
+					branch2.getInlinkRenderingColorAndStyle());
 		}
 		if (branch1.isOnlySingleStopOrSpot()) {
 			return FtileIfDown.create(diamond1, diamond2, swimlane, FtileUtils.addHorizontalMargin(tile2, 10),
-					arrowColor, ftileFactory, branch1.getFtile(), branch1.getInlinkRenderingColorAndStyle());
+					arrowColor, conditionEndStyle, ftileFactory, branch1.getFtile(),
+					branch1.getInlinkRenderingColorAndStyle());
 		}
 		if (branch1.isEmpty()) {
 			return FtileIfDown.create(diamond1, diamond2, swimlane, FtileUtils.addHorizontalMargin(tile2, 10),
-					arrowColor, ftileFactory, null, null);
+					arrowColor, conditionEndStyle, ftileFactory, null, null);
 		}
 		return FtileIfDown.create(diamond1, diamond2, swimlane, FtileUtils.addHorizontalMargin(tile1, 10), arrowColor,
-				ftileFactory, null, branch2.getInlinkRenderingColorAndStyle());
+				conditionEndStyle, ftileFactory, null, branch2.getInlinkRenderingColorAndStyle());
 	}
 
 	private Ftile createNude() {
@@ -173,12 +185,15 @@ public class ConditionalBuilder {
 	}
 
 	private Ftile createWithLinks() {
-		final Ftile diamond1 = getDiamond1(true);
+		Ftile diamond1 = getDiamond1(true);
+		if (url != null) {
+			diamond1 = new FtileWithUrl(diamond1, url);
+		}
 		final Ftile diamond2 = getDiamond2(branch1, branch2, false);
 		final Ftile tmp1 = FtileUtils.addHorizontalMargin(tile1, 10);
 		final Ftile tmp2 = FtileUtils.addHorizontalMargin(tile2, 10);
 		final FtileIfWithLinks ftile = new FtileIfWithLinks(diamond1, tmp1, tmp2, diamond2, swimlane, arrowColor,
-				stringBounder);
+				conditionEndStyle, stringBounder);
 		final Dimension2D label1 = getLabelPositive(branch1).calculateDimension(stringBounder);
 		final Dimension2D label2 = getLabelPositive(branch2).calculateDimension(stringBounder);
 		final double diff1 = ftile.computeMarginNeedForBranchLabe1(stringBounder, label1);
@@ -232,6 +247,10 @@ public class ConditionalBuilder {
 
 	private Ftile getDiamond2(Branch branch1, Branch branch2, boolean useNorth) {
 		final Ftile diamond2;
+		if (conditionEndStyle == ConditionEndStyle.HLINE) {
+			return new FtileEmpty(tile1.skinParam(), 0, Diamond.diamondHalfSize, swimlane, swimlane);
+		}
+		// else use default ConditionEndStyle.DIAMOND
 		if (hasTwoBranches()) {
 			final Display out1 = branch1.getFtile().getOutLinkRendering().getDisplay();
 			final TextBlock tbout1 = out1 == null ? null : out1.create(fontArrow, HorizontalAlignment.LEFT,

src/net/sourceforge/plantuml/activitydiagram3/ftile/vcompact/cond/FtileIfWithLinks.java

@@ -54,20 +54,25 @@ import net.sourceforge.plantuml.activitydiagram3.ftile.FtileUtils;
 import net.sourceforge.plantuml.activitydiagram3.ftile.MergeStrategy;
 import net.sourceforge.plantuml.activitydiagram3.ftile.Snake;
 import net.sourceforge.plantuml.activitydiagram3.ftile.Swimlane;
+import net.sourceforge.plantuml.activitydiagram3.ftile.vcompact.UGraphicInterceptorOneSwimlane;
 import net.sourceforge.plantuml.graphic.Rainbow;
 import net.sourceforge.plantuml.graphic.StringBounder;
+import net.sourceforge.plantuml.graphic.TextBlock;
+import net.sourceforge.plantuml.svek.ConditionEndStyle;
 import net.sourceforge.plantuml.ugraphic.UGraphic;
 import net.sourceforge.plantuml.ugraphic.UPolygon;
 import net.sourceforge.plantuml.ugraphic.UTranslate;
 
 public class FtileIfWithLinks extends FtileIfWithDiamonds {
 
+	private final ConditionEndStyle conditionEndStyle;
 	private final Rainbow arrowColor;
 
 	public FtileIfWithLinks(Ftile diamond1, Ftile tile1, Ftile tile2, Ftile diamond2, Swimlane in, Rainbow arrowColor,
-			StringBounder stringBounder) {
+			ConditionEndStyle conditionEndStyle, StringBounder stringBounder) {
 		super(diamond1, tile1, tile2, diamond2, in, stringBounder);
 		this.arrowColor = arrowColor;
+		this.conditionEndStyle = conditionEndStyle;
 		if (arrowColor.size() == 0) {
 			throw new IllegalArgumentException();
 		}
@@ -369,17 +374,127 @@ public class FtileIfWithLinks extends FtileIfWithDiamonds {
 
 	}
 
+	// copied from FtileIfLongHorizontal to use with ConditionEndStyle.HLINE
+	class ConnectionVerticalOut extends AbstractConnection {
+
+		private final Rainbow color;
+		private final TextBlock out2;
+
+		public ConnectionVerticalOut(Ftile tile, Rainbow color, TextBlock out2) {
+			super(tile, null);
+			this.color = color;
+			this.out2 = out2;
+		}
+
+		public void drawU(UGraphic ug) {
+			final StringBounder stringBounder = ug.getStringBounder();
+
+			final FtileGeometry geo = getFtile1().calculateDimension(stringBounder);
+			if (geo.hasPointOut() == false) {
+				return;
+			}
+
+			final Point2D p1 = geo.translate(translate(stringBounder)).getPointOut();
+
+			final double totalHeight = calculateDimensionInternal(stringBounder).getHeight();
+			// final Point2D p1 = getP1(stringBounder);
+			if (p1 == null) {
+				return;
+			}
+			final Point2D p2 = new Point2D.Double(p1.getX(), totalHeight);
+
+			final Snake snake = new Snake(arrowHorizontalAlignment(), color, Arrows.asToDown());
+			snake.setLabel(out2);
+			snake.addPoint(p1);
+			snake.addPoint(p2);
+			ug.draw(snake);
+		}
+
+		private UTranslate translate(StringBounder stringBounder) {
+			if (getFtile1() == tile1) {
+				return getTranslate1(stringBounder);
+			}
+			if (getFtile1() == tile2) {
+				return getTranslate2(stringBounder);
+			}
+			throw new IllegalStateException();
+		}
+		/*
+		 * private Point2D getP1(StringBounder stringBounder) {
+		 * 
+		 * final FtileGeometry geo = getFtile1().calculateDimension(stringBounder); if (geo.hasPointOut() == false) {
+		 * return null; } final Point2D p = geo.getPointOut(); return getTranslate1(stringBounder).getTranslated(p); }
+		 */
+	}
+
+	// copied from FtileIfLongHorizontal to use with ConditionEndStyle.HLINE
+	class ConnectionHline extends AbstractConnection {
+
+		private final Rainbow arrowColor;
+
+		public ConnectionHline(Rainbow arrowColor) {
+			super(null, null);
+			this.arrowColor = arrowColor;
+		}
+
+		public void drawU(UGraphic ug) {
+			final StringBounder stringBounder = ug.getStringBounder();
+			final Dimension2D totalDim = calculateDimensionInternal(stringBounder);
+
+			final Swimlane intoSw;
+			if (ug instanceof UGraphicInterceptorOneSwimlane) {
+				intoSw = ((UGraphicInterceptorOneSwimlane) ug).getSwimlane();
+			} else {
+				intoSw = null;
+			}
+
+			final List<Ftile> all = new ArrayList<Ftile>();
+			all.add(tile1);
+			all.add(tile2);
+			double minX = totalDim.getWidth() / 2;
+			double maxX = totalDim.getWidth() / 2;
+			boolean atLeastOne = false;
+			for (Ftile tmp : all) {
+				if (tmp.calculateDimension(stringBounder).hasPointOut() == false) {
+					continue;
+				}
+				if (intoSw != null && tmp.getSwimlanes().contains(intoSw) == false) {
+					continue;
+				}
+				if (intoSw != null && tmp.getSwimlaneOut() != intoSw) {
+					continue;
+				}
+				atLeastOne = true;
+				final UTranslate ut = getTranslateFor(tmp, stringBounder);
+				final double out = tmp.calculateDimension(stringBounder).translate(ut).getLeft();
+				minX = Math.min(minX, out);
+				maxX = Math.max(maxX, out);
+			}
+			if (atLeastOne == false) {
+				return;
+			}
+
+			final Snake s = new Snake(arrowHorizontalAlignment(), arrowColor);
+			s.goUnmergeable(MergeStrategy.NONE);
+			final double height = totalDim.getHeight();
+			s.addPoint(minX, height);
+			s.addPoint(maxX, height);
+			ug.draw(s);
+		}
+	}
+
 	public Ftile addLinks(Branch branch1, Branch branch2, StringBounder stringBounder) {
 		final List<Connection> conns = new ArrayList<Connection>();
 		conns.add(new ConnectionHorizontalThenVertical(tile1, branch1));
 		conns.add(new ConnectionHorizontalThenVertical(tile2, branch2));
 		final boolean hasPointOut1 = tile1.calculateDimension(stringBounder).hasPointOut();
 		final boolean hasPointOut2 = tile2.calculateDimension(stringBounder).hasPointOut();
+		if (conditionEndStyle == ConditionEndStyle.DIAMOND) {
 			if (hasPointOut1 && hasPointOut2) {
-			conns.add(new ConnectionVerticalThenHorizontal(tile1, branch1.getInlinkRenderingColorAndStyle(), branch1
+				conns.add(new ConnectionVerticalThenHorizontal(tile1, branch1.getInlinkRenderingColorAndStyle(),
-					.isEmpty()));
+						branch1.isEmpty()));
-			conns.add(new ConnectionVerticalThenHorizontal(tile2, branch2.getInlinkRenderingColorAndStyle(), branch2
+				conns.add(new ConnectionVerticalThenHorizontal(tile2, branch2.getInlinkRenderingColorAndStyle(),
-					.isEmpty()));
+						branch2.isEmpty()));
 			} else if (hasPointOut1 && hasPointOut2 == false) {
 				conns.add(new ConnectionVerticalThenHorizontalDirect(tile1, branch1.getInlinkRenderingColorAndStyle(),
 						branch1.isEmpty()));
@@ -387,7 +502,21 @@ public class FtileIfWithLinks extends FtileIfWithDiamonds {
 				conns.add(new ConnectionVerticalThenHorizontalDirect(tile2, branch2.getInlinkRenderingColorAndStyle(),
 						branch2.isEmpty()));
 			}
-
+		} else if (conditionEndStyle == ConditionEndStyle.HLINE) {
+			if (hasPointOut1 && hasPointOut2) {
+				conns.add(new ConnectionVerticalOut(tile1, arrowColor, null));
+				conns.add(new ConnectionVerticalOut(tile2, arrowColor, null));
+				conns.add(new ConnectionHline(arrowColor));
+			} else if (hasPointOut1 && hasPointOut2 == false) {
+				// this is called when the "else" has a break statement
+				conns.add(new ConnectionVerticalThenHorizontalDirect(tile1, branch1.getInlinkRenderingColorAndStyle(),
+						branch1.isEmpty()));
+			} else if (hasPointOut1 == false && hasPointOut2) {
+				// this is called when the "if" has a break statement
+				conns.add(new ConnectionVerticalThenHorizontalDirect(tile2, branch2.getInlinkRenderingColorAndStyle(),
+						branch2.isEmpty()));
+			}
+		}
 		return FtileUtils.addConnection(this, conns);
 	}
 

src/net/sourceforge/plantuml/activitydiagram3/ftile/vcompact/cond/FtileSwitchNude.java

@@ -52,7 +52,7 @@ import net.sourceforge.plantuml.ugraphic.UTranslate;
 
 public class FtileSwitchNude extends FtileDimensionMemoize {
 
-	protected final double xSeparation = 20;
+	protected double xSeparation = 20;
 
 	protected final List<Ftile> tiles;
 	private final Swimlane in;

src/net/sourceforge/plantuml/activitydiagram3/ftile/vcompact/cond/FtileSwitchWithDiamonds.java

@@ -55,9 +55,18 @@ import net.sourceforge.plantuml.ugraphic.UTranslate;
 
 public class FtileSwitchWithDiamonds extends FtileSwitchNude {
 
+	private static final double SUPP15 = 15;
+
+	static enum Mode {
+		BIG_DIAMOND, SMALL_DIAMOND
+	};
+
 	protected final Ftile diamond1;
 	protected final Ftile diamond2;
 	protected final List<Branch> branches;
+	private Mode mode;
+	private final double w13;
+	private final double w9;
 
 	public FtileSwitchWithDiamonds(List<Ftile> tiles, List<Branch> branches, Swimlane in, Ftile diamond1,
 			Ftile diamond2, StringBounder stringBounder) {
@@ -65,6 +74,24 @@ public class FtileSwitchWithDiamonds extends FtileSwitchNude {
 		this.branches = branches;
 		this.diamond1 = diamond1;
 		this.diamond2 = diamond2;
+
+		w13 = diamond1.calculateDimension(stringBounder).getWidth()
+				- tiles.get(0).calculateDimension(stringBounder).getRight()
+				- tiles.get(tiles.size() - 1).calculateDimension(stringBounder).getLeft();
+		w9 = getW9(stringBounder);
+		if (w13 > w9) {
+			mode = Mode.BIG_DIAMOND;
+		} else {
+			mode = Mode.SMALL_DIAMOND;
+		}
+	}
+
+	private double getW9(StringBounder stringBounder) {
+		double result = 0;
+		for (int i = 1; i < tiles.size() - 1; i++) {
+			result += tiles.get(i).calculateDimension(stringBounder).getWidth();
+		}
+		return result;
 	}
 
 	@Override
@@ -75,11 +102,11 @@ public class FtileSwitchWithDiamonds extends FtileSwitchNude {
 		return Collections.unmodifiableCollection(result);
 	}
 
-	public int getYdelta1a(StringBounder stringBounder) {
+	public double getYdelta1a(StringBounder stringBounder) {
 		return 20;
 	}
 
-	public int getYdelta1b(StringBounder stringBounder) {
+	public double getYdelta1b(StringBounder stringBounder) {
 		return 10;
 	}
 
@@ -88,11 +115,21 @@ public class FtileSwitchWithDiamonds extends FtileSwitchNude {
 		final FtileGeometry dim1 = diamond1.calculateDimension(stringBounder);
 		final FtileGeometry dim2 = diamond2.calculateDimension(stringBounder);
 
+		final double nudeHeight = super.calculateDimensionInternalSlow(stringBounder).getHeight();
+
+		if (mode == Mode.BIG_DIAMOND) {
+			final double height = dim1.getHeight() + nudeHeight + dim2.getHeight() + getYdelta1a(stringBounder)
+					+ getYdelta1b(stringBounder);
+			final FtileGeometry tile0 = tiles.get(0).calculateDimension(stringBounder);
+			final double width = tile0.getWidth() + SUPP15 + w13 + SUPP15
+					+ +tiles.get(tiles.size() - 1).calculateDimension(stringBounder).getWidth();
+			return new FtileGeometry(width, height, tile0.getLeft() + SUPP15 + dim1.getLeft(), 0, height);
+
+		} else {
 			final FtileGeometry dimNude = super.calculateDimensionInternalSlow(stringBounder);
-
 			final FtileGeometry all = dim1.appendBottom(dimNude).appendBottom(dim2);
-
 			return all.addDim(0, getYdelta1a(stringBounder) + getYdelta1b(stringBounder));
+		}
 
 	}
 
@@ -101,13 +138,42 @@ public class FtileSwitchWithDiamonds extends FtileSwitchNude {
 		final StringBounder stringBounder = ug.getStringBounder();
 
 		ug.apply(getTranslateDiamond1(stringBounder)).draw(diamond1);
+		if (mode == Mode.BIG_DIAMOND) {
+			for (Ftile tile : tiles) {
+				tile.drawU(ug.apply(getTranslateOf(tile, stringBounder)));
+			}
+		} else {
 			super.drawU(ug.apply(getTranslateMain(stringBounder)));
+		}
 		ug.apply(getTranslateDiamond2(stringBounder)).draw(diamond2);
 	}
 
+	protected UTranslate getTranslateOf(Ftile tile, StringBounder stringBounder) {
+		final UTranslate main = getTranslateMain(stringBounder);
+		if (mode == Mode.BIG_DIAMOND) {
+			double dx = 0;
+			final double suppx = (w13 - w9) / (tiles.size() - 1);
+			for (int i = 0; i < tiles.size() - 1; i++) {
+				if (tile == tiles.get(i)) {
+					return main.compose(new UTranslate(dx, 0));
+				}
+				dx += tiles.get(i).calculateDimension(stringBounder).getWidth() + suppx;
+
+			}
+			if (tile == tiles.get(tiles.size() - 1)) {
+				final double dx9 = tiles.get(0).calculateDimension(stringBounder).getWidth() + w13 + SUPP15 + SUPP15;
+				return main.compose(new UTranslate(dx9, 0));
+			}
+			throw new IllegalArgumentException();
+
+		}
+		return getTranslateNude(tile, stringBounder).compose(main);
+	}
+
 	protected UTranslate getTranslateMain(StringBounder stringBounder) {
 		final FtileGeometry dimDiamond1 = diamond1.calculateDimension(stringBounder);
-		return new UTranslate(0, dimDiamond1.getHeight() + getYdelta1a(stringBounder));
+		final double dy1 = dimDiamond1.getHeight() + getYdelta1a(stringBounder);
+		return new UTranslate(0, dy1);
 	}
 
 	protected UTranslate getTranslateDiamond1(StringBounder stringBounder) {
@@ -126,15 +192,9 @@ public class FtileSwitchWithDiamonds extends FtileSwitchNude {
 		return new UTranslate(x2, y2);
 	}
 
-	protected UTranslate getTranslateOf(Ftile tile, StringBounder stringBounder) {
-		return getTranslateNude(tile, stringBounder).compose(getTranslateMain(stringBounder));
-	}
-	
 	protected TextBlock getLabelPositive(Branch branch) {
 		final FontConfiguration fcArrow = new FontConfiguration(skinParam(), FontParam.ARROW, null);
 		return branch.getLabelPositive().create(fcArrow, HorizontalAlignment.LEFT, skinParam(), CreoleMode.SIMPLE_LINE);
 	}
 
-
-
 }

src/net/sourceforge/plantuml/activitydiagram3/ftile/vcompact/cond/FtileSwitchWithManyLinks.java

@@ -162,10 +162,10 @@ public class FtileSwitchWithManyLinks extends FtileSwitchWithDiamonds {
 
 	}
 
-	protected UTranslate getTranslateOf(Ftile tile, StringBounder stringBounder) {
+	// protected UTranslate getTranslateOf(Ftile tile, StringBounder stringBounder) {
-		return getTranslateNude(tile, stringBounder).compose(getTranslateMain(stringBounder));
+	// return getTranslateNude(tile, stringBounder).compose(getTranslateMain(stringBounder));
-
+	//
-	}
+	// }
 
 	class ConnectionVerticalTop extends AbstractConnection {
 
@@ -189,7 +189,7 @@ public class FtileSwitchWithManyLinks extends FtileSwitchWithDiamonds {
 			final double y2 = p2.getY();
 
 			final Snake snake = new Snake(null, arrowHorizontalAlignment(), arrowColor, Arrows.asToDown());
-			snake.setLabel(getLabelPositive(branch));
+			snake.setLabel(getLabelPositive(branch), "BOTTOM");
 			if (x2 < p1d.getX() - margin || x2 > p1b.getX() + margin) {
 				snake.addPoint(x2, p1d.getY());
 				snake.addPoint(x2, y2);
@@ -263,6 +263,14 @@ public class FtileSwitchWithManyLinks extends FtileSwitchWithDiamonds {
 
 	}
 
+	public double getYdelta1a(StringBounder stringBounder) {
+		double max = 10;
+		for (Branch branch : branches) {
+			max = Math.max(max, getLabelPositive(branch).calculateDimension(stringBounder).getHeight());
+		}
+		return max + 10;
+	}
+
 	public Ftile addLinks() {
 		final List<Connection> conns = new ArrayList<Connection>();
 		conns.add(new ConnectionHorizontalThenVertical(tiles.get(0), branches.get(0)));

src/net/sourceforge/plantuml/bpm/CommandDockedEvent.java

@@ -38,6 +38,7 @@ package net.sourceforge.plantuml.bpm;
 import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -48,12 +49,12 @@ public class CommandDockedEvent extends SingleLineCommand2<BpmDiagram> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandDockedEvent.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf(":"), //
 				new RegexLeaf("LABEL", "(.*)"), //
 				new RegexLeaf("STYLE", ";"), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/bpm/CommandElseBranch.java

@@ -38,6 +38,7 @@ package net.sourceforge.plantuml.bpm;
 import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -48,10 +49,10 @@ public class CommandElseBranch extends SingleLineCommand2<BpmDiagram> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandElseBranch.class.getName(), //
-				new RegexLeaf("else"), //
+				RegexLeaf.start(), //
-				new RegexLeaf("$"));
+				new RegexLeaf("else"), RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/bpm/CommandEndBranch.java

@@ -38,6 +38,7 @@ package net.sourceforge.plantuml.bpm;
 import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -48,10 +49,10 @@ public class CommandEndBranch extends SingleLineCommand2<BpmDiagram> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandEndBranch.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("end branch"), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/bpm/CommandGoto.java

@@ -38,6 +38,7 @@ package net.sourceforge.plantuml.bpm;
 import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -48,12 +49,12 @@ public class CommandGoto extends SingleLineCommand2<BpmDiagram> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandGoto.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("goto"), //
-				new RegexLeaf("[%s]+"), //
+				RegexLeaf.spaceOneOrMore(), //
 				new RegexLeaf("ID", "([\\p{L}0-9_.@]+)"), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/bpm/CommandMerge.java

@@ -38,6 +38,7 @@ package net.sourceforge.plantuml.bpm;
 import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -48,12 +49,12 @@ public class CommandMerge extends SingleLineCommand2<BpmDiagram> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandMerge.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("ID", "([\\p{L}0-9_.@]+)"), //
 				new RegexLeaf(":?"), //
 				new RegexLeaf("\\<\\+\\>"), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/bpm/CommandNewBranch.java

@@ -38,6 +38,7 @@ package net.sourceforge.plantuml.bpm;
 import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -48,10 +49,10 @@ public class CommandNewBranch extends SingleLineCommand2<BpmDiagram> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandNewBranch.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("new branch"), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/bpm/CommandResume.java

@@ -38,6 +38,7 @@ package net.sourceforge.plantuml.bpm;
 import net.sourceforge.plantuml.LineLocation;
 import net.sourceforge.plantuml.command.CommandExecutionResult;
 import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
 import net.sourceforge.plantuml.command.regex.RegexConcat;
 import net.sourceforge.plantuml.command.regex.RegexLeaf;
 import net.sourceforge.plantuml.command.regex.RegexResult;
@@ -48,12 +49,12 @@ public class CommandResume extends SingleLineCommand2<BpmDiagram> {
 		super(getRegexConcat());
 	}
 
-	static RegexConcat getRegexConcat() {
+	static IRegex getRegexConcat() {
-		return new RegexConcat(new RegexLeaf("^"), //
+		return RegexConcat.build(CommandResume.class.getName(), RegexLeaf.start(), //
 				new RegexLeaf("resume"), //
-				new RegexLeaf("[%s]+"), //
+				RegexLeaf.spaceOneOrMore(), //
 				new RegexLeaf("ID", "([\\p{L}0-9_.@]+)"), //
-				new RegexLeaf("$"));
+				RegexLeaf.end());
 	}
 
 	@Override

src/net/sourceforge/plantuml/classdiagram/AbstractEntityDiagram.java

@@ -40,11 +40,16 @@ import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
 
+import net.sourceforge.plantuml.ISkinSimple;
 import net.sourceforge.plantuml.core.DiagramDescription;
 import net.sourceforge.plantuml.cucadiagram.CucaDiagram;
 
 public abstract class AbstractEntityDiagram extends CucaDiagram {
 
+	public AbstractEntityDiagram(ISkinSimple orig) {
+		super(orig);
+	}
+
 	final protected List<String> getDotStrings() {
 		final List<String> def = Arrays.asList("nodesep=.35;", "ranksep=0.8;", "edge [fontsize=11,labelfontsize=11];",
 				"node [fontsize=11,height=.35,width=.55];");

src/net/sourceforge/plantuml/classdiagram/ClassDiagram.java

@@ -39,6 +39,7 @@ import java.io.IOException;
 import java.io.OutputStream;
 
 import net.sourceforge.plantuml.FileFormatOption;
+import net.sourceforge.plantuml.ISkinSimple;
 import net.sourceforge.plantuml.UmlDiagramType;
 import net.sourceforge.plantuml.core.ImageData;
 import net.sourceforge.plantuml.creole.CreoleMode;
@@ -58,6 +59,10 @@ import net.sourceforge.plantuml.ugraphic.ImageBuilder;
 
 public class ClassDiagram extends AbstractClassOrObjectDiagram {
 
+	public ClassDiagram(ISkinSimple skinParam) {
+		super(skinParam);
+	}
+
 	private final String getNamespace(Code fullyCode) {
 		return getNamespace(fullyCode, fullyCode.getSeparator());
 	}

src/net/sourceforge/plantuml/classdiagram/ClassDiagramFactory.java

@@ -38,6 +38,7 @@ package net.sourceforge.plantuml.classdiagram;
 import java.util.ArrayList;
 import java.util.List;
 
+import net.sourceforge.plantuml.ISkinSimple;
 import net.sourceforge.plantuml.UmlDiagramType;
 import net.sourceforge.plantuml.classdiagram.command.CommandAddMethod;
 import net.sourceforge.plantuml.classdiagram.command.CommandAllowMixing;
@@ -77,10 +78,15 @@ import net.sourceforge.plantuml.objectdiagram.command.CommandCreateEntityObjectM
 
 public class ClassDiagramFactory extends UmlDiagramFactory {
 
+	private final ISkinSimple skinParam;
+
+	public ClassDiagramFactory(ISkinSimple skinParam) {
+		this.skinParam = skinParam;
+	}
+
 	@Override
 	public ClassDiagram createEmptyDiagram() {
-		return new ClassDiagram();
+		return new ClassDiagram(skinParam);
-
 	}
 
 	@Override
@@ -124,13 +130,13 @@ public class ClassDiagramFactory extends UmlDiagramFactory {
 
 		cmds.add(new CommandImport());
 
-		final FactoryTipOnEntityCommand factoryTipOnEntityCommand = new FactoryTipOnEntityCommand(new RegexLeaf(
+		final FactoryTipOnEntityCommand factoryTipOnEntityCommand = new FactoryTipOnEntityCommand("a", new RegexLeaf(
 				"ENTITY", "(" + CommandCreateClass.CODE_NO_DOTDOT + "|[%g][^%g]+[%g])::([%g][^%g]+[%g]|[^%s]+)"));
 		cmds.add(factoryTipOnEntityCommand.createMultiLine(true));
 		cmds.add(factoryTipOnEntityCommand.createMultiLine(false));
 
-		final FactoryNoteOnEntityCommand factoryNoteOnEntityCommand = new FactoryNoteOnEntityCommand(new RegexLeaf(
+		final FactoryNoteOnEntityCommand factoryNoteOnEntityCommand = new FactoryNoteOnEntityCommand("class",
-				"ENTITY", "(" + CommandCreateClass.CODE + "|[%g][^%g]+[%g])"));
+				new RegexLeaf("ENTITY", "(" + CommandCreateClass.CODE + "|[%g][^%g]+[%g])"));
 		cmds.add(factoryNoteOnEntityCommand.createSingleLine());
 		cmds.add(new CommandUrl());