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Code Issues Releases Wiki Activity

Simplify Charset usage by using non-null Charset objects instead of charset name in nullable Strings

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This commit is contained in:
matthew16550 2021-09-13 14:37:17 +10:00
parent 5cb202295d
commit 91749a2da3
12 changed files with 96 additions and 58 deletions
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15
src/net/sourceforge/plantuml/BlockUml.java
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@ -35,7 +35,10 @@
*/
package net.sourceforge.plantuml;
import static net.sourceforge.plantuml.utils.CharsetUtils.charsetOrDefault;
import java.io.IOException;
import java.nio.charset.Charset;
import java.security.MessageDigest;
import java.util.ArrayList;
import java.util.Arrays;
@ -72,7 +75,7 @@ public class BlockUml {
}
BlockUml(String... strings) {
this(convert(strings), Defines.createEmpty(), null, null);
this(convert(strings), Defines.createEmpty(), null, null, null);
}
public String getEncodedUrl() throws IOException {
@ -108,7 +111,15 @@ public class BlockUml {
private boolean preprocessorError;
/**
* @deprecated being kept for backwards compatibility, perhaps other projects are using this?
*/
@Deprecated
public BlockUml(List<StringLocated> strings, Defines defines, ISkinSimple skinParam, PreprocessorModeSet mode) {
this(strings, defines, skinParam, mode, charsetOrDefault(mode.getCharset()));
}
public BlockUml(List<StringLocated> strings, Defines defines, ISkinSimple skinParam, PreprocessorModeSet mode, Charset charset) {
this.rawSource = new ArrayList<>(strings);
this.localDefines = defines;
this.skinParam = skinParam;
@ -119,7 +130,7 @@ public class BlockUml {
if (mode == null) {
this.data = new ArrayList<>(strings);
} else {
final TimLoader timLoader = new TimLoader(mode.getImportedFiles(), defines, mode.getCharset(),
final TimLoader timLoader = new TimLoader(mode.getImportedFiles(), defines, charset,
(DefinitionsContainer) mode);
this.included.addAll(timLoader.load(strings));
this.data = timLoader.getResultList();

30
src/net/sourceforge/plantuml/BlockUmlBuilder.java
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@ -35,8 +35,12 @@
*/
package net.sourceforge.plantuml;
import static java.util.Objects.requireNonNull;
import static net.sourceforge.plantuml.utils.CharsetUtils.charsetOrDefault;
import java.io.IOException;
import java.io.Reader;
import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
@ -60,13 +64,23 @@ public final class BlockUmlBuilder implements DefinitionsContainer {
private final UncommentReadLine reader;
private final Defines defines;
private final ImportedFiles importedFiles;
private final String charset;
private final Charset charset;
/**
* @deprecated being kept for backwards compatibility, perhaps other projects are using this?
*/
@Deprecated
public BlockUmlBuilder(List<String> config, String charset, Defines defines, Reader readerInit, SFile newCurrentDir,
String desc) throws IOException {
this(config, charsetOrDefault(charset), defines, readerInit, newCurrentDir, desc);
}
public BlockUmlBuilder(List<String> config, Charset charset, Defines defines, Reader readerInit, SFile newCurrentDir,
String desc) throws IOException {
this.defines = defines;
this.charset = charset;
this.charset = requireNonNull(charset);
this.reader = new UncommentReadLine(ReadLineReader.create(readerInit, desc));
this.importedFiles = ImportedFiles.createImportedFiles(new AParentFolderRegular(newCurrentDir));
@ -77,6 +91,10 @@ public final class BlockUmlBuilder implements DefinitionsContainer {
}
}
/**
* @deprecated being kept for backwards compatibility, perhaps other projects are using this?
*/
@Deprecated
public BlockUmlBuilder(List<String> config, String charset, Defines defines, Reader reader) throws IOException {
this(config, charset, defines, reader, null, null);
}
@ -116,7 +134,7 @@ public final class BlockUmlBuilder implements DefinitionsContainer {
if (paused) {
current.add(s);
}
final BlockUml uml = new BlockUml(current, defines.cloneMe(), null, this);
final BlockUml uml = new BlockUml(current, defines.cloneMe(), null, this, charset);
usedFiles.addAll(uml.getIncluded());
blocks.add(uml);
current = null;
@ -146,8 +164,12 @@ public final class BlockUmlBuilder implements DefinitionsContainer {
return importedFiles;
}
/**
* @deprecated being kept for backwards compatibility, perhaps other projects are using this?
*/
@Deprecated
public final String getCharset() {
return charset;
return charset.name();
}
}

2
src/net/sourceforge/plantuml/EmbeddedDiagram.java
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@ -194,7 +194,7 @@ public class EmbeddedDiagram implements CharSequence {
}
private Diagram getSystem() throws IOException, InterruptedException {
final BlockUml blockUml = new BlockUml(system.as2(), Defines.createEmpty(), skinParam, null);
final BlockUml blockUml = new BlockUml(system.as2(), Defines.createEmpty(), skinParam, null, null);
return blockUml.getDiagram();
}

14
src/net/sourceforge/plantuml/SourceFileReaderAbstract.java
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@ -35,6 +35,8 @@
*/
package net.sourceforge.plantuml;
import static net.sourceforge.plantuml.utils.CharsetUtils.charsetOrDefault;
import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
@ -45,6 +47,7 @@ import java.io.OutputStream;
import java.io.PrintStream;
import java.io.Reader;
import java.io.UnsupportedEncodingException;
import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
@ -69,13 +72,15 @@ public abstract class SourceFileReaderAbstract implements ISourceFileReader {
private boolean checkMetadata;
private boolean noerror;
public SourceFileReaderAbstract(File file, FileFormatOption fileFormatOption, Defines defines, List<String> config, String charset)
public SourceFileReaderAbstract(File file, FileFormatOption fileFormatOption, Defines defines, List<String> config, String charsetName)
throws IOException {
if (!file.exists()) {
throw new IllegalArgumentException();
}
final Charset charset = charsetOrDefault(charsetName);
this.file = file;
this.fileFormatOption = fileFormatOption;
this.builder = new BlockUmlBuilder(config, charset, defines, getReader(charset),
@ -99,12 +104,7 @@ public abstract class SourceFileReaderAbstract implements ISourceFileReader {
return builder.getBlockUmls();
}
protected Reader getReader(String charset) throws FileNotFoundException, UnsupportedEncodingException {
if (charset == null) {
Log.info("Using default charset");
return new InputStreamReader(new BufferedInputStream(new FileInputStream(file)));
}
Log.info("Using charset " + charset);
protected Reader getReader(Charset charset) throws FileNotFoundException, UnsupportedEncodingException {
return new InputStreamReader(new BufferedInputStream(new FileInputStream(file)), charset);
}

3
src/net/sourceforge/plantuml/SourceStringReader.java
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@ -36,6 +36,7 @@
package net.sourceforge.plantuml;
import static net.sourceforge.plantuml.ugraphic.ImageBuilder.plainImageBuilder;
import static net.sourceforge.plantuml.utils.CharsetUtils.charsetOrDefault;
import java.io.IOException;
import java.io.OutputStream;
@ -85,7 +86,7 @@ public class SourceStringReader {
// // WARNING GLOBAL LOCK HERE
// synchronized (SourceStringReader.class) {
try {
final BlockUmlBuilder builder = new BlockUmlBuilder(config, charset, defines, new StringReader(source),
final BlockUmlBuilder builder = new BlockUmlBuilder(config, charsetOrDefault(charset), defines, new StringReader(source),
newCurrentDir, "string");
this.blocks = builder.getBlockUmls();
} catch (IOException e) {

13
src/net/sourceforge/plantuml/preproc/FileWithSuffix.java
View File

@ -42,6 +42,7 @@ import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.nio.charset.Charset;
import java.util.HashSet;
import java.util.Set;
import java.util.zip.ZipEntry;
@ -68,7 +69,7 @@ public class FileWithSuffix {
return file.toString();
}
public Reader getReader(String charset) throws IOException {
public Reader getReader(Charset charset) throws IOException {
if (file == null) {
return null;
}
@ -77,22 +78,12 @@ public class FileWithSuffix {
return null;
}
if (entry == null) {
if (charset == null) {
Log.info("Using default charset");
return new InputStreamReader(tmp);
}
Log.info("Using charset " + charset);
return new InputStreamReader(tmp, charset);
}
final InputStream is = getDataFromZip(tmp, entry);
if (is == null) {
return null;
}
if (charset == null) {
Log.info("Using default charset");
return new InputStreamReader(is);
}
Log.info("Using charset " + charset);
return new InputStreamReader(is, charset);
}

30
src/net/sourceforge/plantuml/preproc/StartDiagramExtractReader.java
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@ -39,6 +39,7 @@ import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.nio.charset.Charset;
import net.sourceforge.plantuml.Log;
import net.sourceforge.plantuml.StringLocated;
@ -50,11 +51,11 @@ public class StartDiagramExtractReader implements ReadLine {
private final ReadLine raw;
private boolean finished = false;
public static StartDiagramExtractReader build(FileWithSuffix f2, StringLocated s, String charset) {
public static StartDiagramExtractReader build(FileWithSuffix f2, StringLocated s, Charset charset) {
return new StartDiagramExtractReader(getReadLine(f2, s, charset), f2.getSuffix());
}
public static StartDiagramExtractReader build(SURL url, StringLocated s, String uid, String charset) {
public static StartDiagramExtractReader build(SURL url, StringLocated s, String uid, Charset charset) {
return new StartDiagramExtractReader(getReadLine(url, s, charset), uid);
}
@ -101,7 +102,7 @@ public class StartDiagramExtractReader implements ReadLine {
return false;
}
private static ReadLine getReadLine(FileWithSuffix f2, StringLocated s, String charset) {
private static ReadLine getReadLine(FileWithSuffix f2, StringLocated s, Charset charset) {
try {
final Reader tmp1 = f2.getReader(charset);
if (tmp1 == null) {
@ -117,29 +118,20 @@ public class StartDiagramExtractReader implements ReadLine {
return new UncommentReadLine(ReadLineReader.create(new InputStreamReader(is), description));
}
private static ReadLine getReadLine(SURL url, StringLocated s, String charset) {
try {
final InputStream tmp = url.openStream();
if (tmp == null) {
return new ReadLineSimple(s, "Cannot connect");
}
if (charset == null) {
Log.info("Using default charset");
return new UncommentReadLine(ReadLineReader.create(new InputStreamReader(tmp), url.toString()));
}
Log.info("Using charset " + charset);
return new UncommentReadLine(ReadLineReader.create(new InputStreamReader(tmp, charset), url.toString()));
} catch (IOException e) {
return new ReadLineSimple(s, e.toString());
private static ReadLine getReadLine(SURL url, StringLocated s, Charset charset) {
final InputStream tmp = url.openStream();
if (tmp == null) {
return new ReadLineSimple(s, "Cannot connect");
}
return new UncommentReadLine(ReadLineReader.create(new InputStreamReader(tmp, charset), url.toString()));
}
static public boolean containsStartDiagram(FileWithSuffix f2, StringLocated s, String charset) throws IOException {
static public boolean containsStartDiagram(FileWithSuffix f2, StringLocated s, Charset charset) throws IOException {
final ReadLine r = getReadLine(f2, s, charset);
return containsStartDiagram(r);
}
static public boolean containsStartDiagram(SURL url, StringLocated s, String charset) throws IOException {
static public boolean containsStartDiagram(SURL url, StringLocated s, Charset charset) throws IOException {
final ReadLine r = getReadLine(url, s, charset);
return containsStartDiagram(r);
}

10
src/net/sourceforge/plantuml/preproc2/PreprocessorUtils.java
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@ -40,6 +40,7 @@ import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.nio.charset.Charset;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
@ -115,7 +116,7 @@ public class PreprocessorUtils {
}
}
public static ReadLine getReaderIncludeUrl(final SURL url, StringLocated s, String suf, String charset)
public static ReadLine getReaderIncludeUrl(final SURL url, StringLocated s, String suf, Charset charset)
throws EaterException {
try {
if (StartDiagramExtractReader.containsStartDiagram(url, s, charset)) {
@ -129,17 +130,12 @@ public class PreprocessorUtils {
}
public static ReadLine getReaderInclude(SURL url, LineLocation lineLocation, String charset)
public static ReadLine getReaderInclude(SURL url, LineLocation lineLocation, Charset charset)
throws EaterException, UnsupportedEncodingException {
final InputStream is = url.openStream();
if (is == null) {
throw EaterException.located("Cannot open URL");
}
if (charset == null) {
Log.info("Using default charset");
return ReadLineReader.create(new InputStreamReader(is), url.toString(), lineLocation);
}
Log.info("Using charset " + charset);
return ReadLineReader.create(new InputStreamReader(is, charset), url.toString(), lineLocation);
}

6
src/net/sourceforge/plantuml/tim/EaterTheme.java
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@ -34,6 +34,8 @@
*/
package net.sourceforge.plantuml.tim;
import static java.nio.charset.StandardCharsets.UTF_8;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
@ -85,7 +87,7 @@ public class EaterTheme extends Eater {
throw EaterException.located("Cannot open URL");
}
try {
return PreprocessorUtils.getReaderInclude(url, getLineLocation(), "UTF-8");
return PreprocessorUtils.getReaderInclude(url, getLineLocation(), UTF_8);
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
throw EaterException.located("Cannot decode charset");
@ -94,7 +96,7 @@ public class EaterTheme extends Eater {
try {
final FileWithSuffix file = context.getFileWithSuffix(from, realName);
return ReadLineReader.create(file.getReader("UTF-8"), "theme " + realName);
return ReadLineReader.create(file.getReader(UTF_8), "theme " + realName);
} catch (IOException e) {
e.printStackTrace();
throw EaterException.located("Cannot load " + realName);

9
src/net/sourceforge/plantuml/tim/TContext.java
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@ -34,8 +34,11 @@
*/
package net.sourceforge.plantuml.tim;
import static java.util.Objects.requireNonNull;
import java.io.IOException;
import java.io.Reader;
import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
@ -124,7 +127,7 @@ public class TContext {
public final FunctionsSet functionsSet = new FunctionsSet();
private ImportedFiles importedFiles;
private final String charset;
private final Charset charset;
private final Map<String, Sub> subs = new HashMap<String, Sub>();
private final DefinitionsContainer definitionsContainer;
@ -183,11 +186,11 @@ public class TContext {
// %trim
}
public TContext(ImportedFiles importedFiles, Defines defines, String charset,
public TContext(ImportedFiles importedFiles, Defines defines, Charset charset,
DefinitionsContainer definitionsContainer) {
this.definitionsContainer = definitionsContainer;
this.importedFiles = importedFiles;
this.charset = charset;
this.charset = requireNonNull(charset);
this.addStandardFunctions(defines);
}

3
src/net/sourceforge/plantuml/tim/TimLoader.java
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@ -34,6 +34,7 @@
*/
package net.sourceforge.plantuml.tim;
import java.nio.charset.Charset;
import java.util.List;
import java.util.Set;
@ -50,7 +51,7 @@ public class TimLoader {
private boolean preprocessorError;
private List<StringLocated> resultList;
public TimLoader(ImportedFiles importedFiles, Defines defines, String charset,
public TimLoader(ImportedFiles importedFiles, Defines defines, Charset charset,
DefinitionsContainer definitionsContainer) {
this.context = new TContext(importedFiles, defines, charset, definitionsContainer);
try {

19
src/net/sourceforge/plantuml/utils/CharsetUtils.java Normal file
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@ -0,0 +1,19 @@
package net.sourceforge.plantuml.utils;
import java.nio.charset.Charset;
import net.sourceforge.plantuml.Log;
public class CharsetUtils {
public static Charset charsetOrDefault(String charsetName) {
if (charsetName == null) {
Log.info("Using default charset");
return Charset.defaultCharset();
} else {
Log.info("Using charset " + charsetName);
return Charset.forName(charsetName);
}
}
}