#1475 Fix show statement

src/net/sourceforge/plantuml/abel/EntityGender.java

@@ -37,4 +37,6 @@ package net.sourceforge.plantuml.abel;
 
 public interface EntityGender {
 	public boolean contains(Entity test);
+
+	public String getGender();
 }

src/net/sourceforge/plantuml/abel/EntityGenderUtils.java

@@ -44,6 +44,11 @@ public class EntityGenderUtils {
 			public boolean contains(Entity test) {
 				return test.getLeafType() == type;
 			}
+
+			@Override
+			public String getGender() {
+				return type.name();
+			}
 		};
 	}
 
@@ -52,6 +57,11 @@ public class EntityGenderUtils {
 			public boolean contains(Entity test) {
 				return test.getUid().equals(entity.getUid());
 			}
+
+			@Override
+			public String getGender() {
+				return entity.getUid();
+			}
 		};
 	}
 
@@ -63,6 +73,11 @@ public class EntityGenderUtils {
 				}
 				return stereotype.equals(test.getStereotype().getLabel(Guillemet.DOUBLE_COMPARATOR));
 			}
+
+			@Override
+			public String getGender() {
+				return stereotype;
+			}
 		};
 	}
 
@@ -80,6 +95,11 @@ public class EntityGenderUtils {
 				}
 				return false;
 			}
+
+			@Override
+			public String getGender() {
+				return null;
+			}
 		};
 	}
 
@@ -88,6 +108,11 @@ public class EntityGenderUtils {
 			public boolean contains(Entity test) {
 				return g1.contains(test) && g2.contains(test);
 			}
+
+			@Override
+			public String getGender() {
+				return null;
+			}
 		};
 	}
 
@@ -96,6 +121,11 @@ public class EntityGenderUtils {
 			public boolean contains(Entity test) {
 				return true;
 			}
+
+			@Override
+			public String getGender() {
+				return null;
+			}
 		};
 	}
 
@@ -104,6 +134,11 @@ public class EntityGenderUtils {
 			public boolean contains(Entity test) {
 				return test.getBodier().getMethodsToDisplay().size() == 0;
 			}
+
+			@Override
+			public String getGender() {
+				return null;
+			}
 		};
 	}
 
@@ -112,7 +147,26 @@ public class EntityGenderUtils {
 			public boolean contains(Entity test) {
 				return test.getBodier().getFieldsToDisplay().size() == 0;
 			}
+
+			@Override
+			public String getGender() {
+				return null;
+			}
+
 		};
 	}
 
+	static public EntityGender byClassName(String className) {
+		return new EntityGender() {
+			@Override
+			public boolean contains(Entity test) {
+				return className.equals(test.getName());
+			}
+
+			@Override
+			public String getGender() {
+				return className;
+			}
+		};
+	}
 }

src/net/sourceforge/plantuml/classdiagram/command/CommandHideShowByGender.java

@@ -190,18 +190,24 @@ public class CommandHideShowByGender extends SingleLineCommand2<UmlDiagram> {
 		} else {
 			arg1 = StringUtils.eventuallyRemoveStartingAndEndingDoubleQuote(arg1);
 			final Quark<Entity> quark = diagram.quarkInContext(true, diagram.cleanId(arg1));
+			if (quark == null) {
+				return CommandExecutionResult.error("No such quark " + arg1);
+			}
+			if (portion == EntityPortion.METHOD) {
+					gender = EntityGenderUtils.byClassName(arg1);
+			} else {
 				Entity entity = quark.getData();
 				if (entity == null)
 					return CommandExecutionResult.error("No such element " + quark.getName());
 				gender = EntityGenderUtils.byEntityAlone(entity);
 			}
-		if (gender != null) {
+		}
 			final boolean empty = arg.get("EMPTY", 0) != null;
 			final boolean emptyMembers = empty && portion == EntityPortion.MEMBER;
-			if (empty == true && emptyMembers == false)
+			if (empty && !emptyMembers)
 					gender = EntityGenderUtils.and(gender, emptyByGender(portion));
 
-			if (diagram.getCurrentGroup().isRoot() == false)
+			if (!diagram.getCurrentGroup().isRoot())
 					gender = EntityGenderUtils.and(gender, EntityGenderUtils.byPackage(diagram.getCurrentGroup()));
 
 			if (emptyMembers) {
@@ -212,7 +218,6 @@ public class CommandHideShowByGender extends SingleLineCommand2<UmlDiagram> {
 			} else {
 					diagram.hideOrShow(gender, portion, arg.get("COMMAND", 0).equalsIgnoreCase("show"));
 			}
-		}
 			return CommandExecutionResult.ok();
 	}