com.sun.tools.javac.util.Options Java Examples

DocCommentParser(ParserFactory fac, DiagnosticSource diagSource, Comment comment) {
    this.fac = fac;
    this.diagSource = diagSource;
    this.comment = comment;
    names = fac.names;
    m = fac.docTreeMaker;

    Locale locale = (fac.locale == null) ? Locale.getDefault() : fac.locale;

    Options options = fac.options;
    boolean useBreakIterator = options.isSet("breakIterator");
    if (useBreakIterator || !locale.getLanguage().equals(Locale.ENGLISH.getLanguage()))
        sentenceBreaker = BreakIterator.getSentenceInstance(locale);

    initTagParsers();
}
 

private LambdaToMethod(Context context) {
    context.put(unlambdaKey, this);
    diags = JCDiagnostic.Factory.instance(context);
    log = Log.instance(context);
    lower = Lower.instance(context);
    names = Names.instance(context);
    syms = Symtab.instance(context);
    rs = Resolve.instance(context);
    operators = Operators.instance(context);
    make = TreeMaker.instance(context);
    types = Types.instance(context);
    transTypes = TransTypes.instance(context);
    analyzer = new LambdaAnalyzerPreprocessor();
    Options options = Options.instance(context);
    dumpLambdaToMethodStats = options.isSet("debug.dumpLambdaToMethodStats");
    attr = Attr.instance(context);
    forceSerializable = options.isSet("forceSerializable");
}
 

private Map<String, String> initProcessorOptions(Context context) {
    Options options = Options.instance(context);
    Set<String> keySet = options.keySet();
    Map<String, String> tempOptions = new LinkedHashMap<String, String>();

    for(String key : keySet) {
        if (key.startsWith("-A") && key.length() > 2) {
            int sepIndex = key.indexOf('=');
            String candidateKey = null;
            String candidateValue = null;

            if (sepIndex == -1)
                candidateKey = key.substring(2);
            else if (sepIndex >= 3) {
                candidateKey = key.substring(2, sepIndex);
                candidateValue = (sepIndex < key.length()-1)?
                    key.substring(sepIndex+1) : null;
            }
            tempOptions.put(candidateKey, candidateValue);
        }
    }

    return Collections.unmodifiableMap(tempOptions);
}
 

JavaFileManager getFileManager(String classpathProperty,
                               boolean symFileKind,
                               boolean zipFileIndexKind)
        throws IOException {
    Context ctx = new Context();
    Options options = Options.instance(ctx);
    options.put("useOptimizedZip",
            Boolean.toString(zipFileIndexKind == USE_ZIP_FILE_INDEX));

    if (symFileKind == IGNORE_SYMBOL_FILE)
        options.put("ignore.symbol.file", "true");
    JavacFileManager fm = new JavacFileManager(ctx, false, null);
    List<File> path = getPath(System.getProperty(classpathProperty));
    fm.setLocation(CLASS_PATH, path);
    return fm;
}
 

protected Enter(Context context) {
    context.put(enterKey, this);

    log = Log.instance(context);
    reader = ClassReader.instance(context);
    make = TreeMaker.instance(context);
    syms = Symtab.instance(context);
    chk = Check.instance(context);
    memberEnter = MemberEnter.instance(context);
    types = Types.instance(context);
    annotate = Annotate.instance(context);
    lint = Lint.instance(context);
    names = Names.instance(context);

    predefClassDef = make.ClassDef(
        make.Modifiers(PUBLIC),
        syms.predefClass.name, null, null, null, null);
    predefClassDef.sym = syms.predefClass;
    todo = Todo.instance(context);
    fileManager = context.get(JavaFileManager.class);

    Options options = Options.instance(context);
    pkginfoOpt = PkgInfo.get(options);
}
 

private Map<String, String> initProcessorOptions(Context context) {
    Options options = Options.instance(context);
    Set<String> keySet = options.keySet();
    Map<String, String> tempOptions = new LinkedHashMap<String, String>();

    for(String key : keySet) {
        if (key.startsWith("-A") && key.length() > 2) {
            int sepIndex = key.indexOf('=');
            String candidateKey = null;
            String candidateValue = null;

            if (sepIndex == -1)
                candidateKey = key.substring(2);
            else if (sepIndex >= 3) {
                candidateKey = key.substring(2, sepIndex);
                candidateValue = (sepIndex < key.length()-1)?
                    key.substring(sepIndex+1) : null;
            }
            tempOptions.put(candidateKey, candidateValue);
        }
    }

    return Collections.unmodifiableMap(tempOptions);
}
 

private Map<String, String> initProcessorOptions(Context context) {
    Options options = Options.instance(context);
    Set<String> keySet = options.keySet();
    Map<String, String> tempOptions = new LinkedHashMap<String, String>();

    for(String key : keySet) {
        if (key.startsWith("-A") && key.length() > 2) {
            int sepIndex = key.indexOf('=');
            String candidateKey = null;
            String candidateValue = null;

            if (sepIndex == -1)
                candidateKey = key.substring(2);
            else if (sepIndex >= 3) {
                candidateKey = key.substring(2, sepIndex);
                candidateValue = (sepIndex < key.length()-1)?
                    key.substring(sepIndex+1) : null;
            }
            tempOptions.put(candidateKey, candidateValue);
        }
    }

    return Collections.unmodifiableMap(tempOptions);
}
 

private Map<String, String> initProcessorOptions(Context context) {
    Options options = Options.instance(context);
    Set<String> keySet = options.keySet();
    Map<String, String> tempOptions = new LinkedHashMap<String, String>();

    for(String key : keySet) {
        if (key.startsWith("-A") && key.length() > 2) {
            int sepIndex = key.indexOf('=');
            String candidateKey = null;
            String candidateValue = null;

            if (sepIndex == -1)
                candidateKey = key.substring(2);
            else if (sepIndex >= 3) {
                candidateKey = key.substring(2, sepIndex);
                candidateValue = (sepIndex < key.length()-1)?
                    key.substring(sepIndex+1) : null;
            }
            tempOptions.put(candidateKey, candidateValue);
        }
    }

    return Collections.unmodifiableMap(tempOptions);
}
 

protected Analyzer(Context context) {
    context.put(analyzerKey, this);
    types = Types.instance(context);
    log = Log.instance(context);
    attr = Attr.instance(context);
    deferredAttr = DeferredAttr.instance(context);
    argumentAttr = ArgumentAttr.instance(context);
    make = TreeMaker.instance(context);
    names = Names.instance(context);
    Options options = Options.instance(context);
    String findOpt = options.get("find");
    //parse modes
    Source source = Source.instance(context);
    allowDiamondWithAnonymousClassCreation = source.allowDiamondWithAnonymousClassCreation();
    analyzerModes = AnalyzerMode.getAnalyzerModes(findOpt, source);
}
 

DocCommentParser(ParserFactory fac, DiagnosticSource diagSource, Comment comment) {
    this.fac = fac;
    this.diagSource = diagSource;
    this.comment = comment;
    names = fac.names;
    m = fac.docTreeMaker;

    Locale locale = (fac.locale == null) ? Locale.getDefault() : fac.locale;

    Options options = fac.options;
    boolean useBreakIterator = options.isSet("breakIterator");
    if (useBreakIterator || !locale.getLanguage().equals(Locale.ENGLISH.getLanguage()))
        sentenceBreaker = BreakIterator.getSentenceInstance(locale);

    initTagParsers();
}
 

private static StringConcat makeConcat(Context context) {
    Target target = Target.instance(context);
    String opt = Options.instance(context).get("stringConcat");
    if (target.hasStringConcatFactory()) {
        if (opt == null) {
            opt = "inline";//"indyWithConstants";
        }
    } else {
        if (opt != null && !"inline".equals(opt)) {
            Assert.error("StringConcatFactory-based string concat is requested on a platform that does not support it.");
        }
        opt = "inline";
    }

    switch (opt) {
        case "inline":
            return new Inline(context);
        case "indy":
            return new IndyPlain(context);
        case "indyWithConstants":
            return new IndyConstants(context);
        default:
            Assert.error("Unknown stringConcat: " + opt);
            throw new IllegalStateException("Unknown stringConcat: " + opt);
    }
}
 

DocCommentParser(ParserFactory fac, DiagnosticSource diagSource, Comment comment) {
    this.fac = fac;
    this.diagSource = diagSource;
    this.comment = comment;
    names = fac.names;
    m = fac.docTreeMaker;

    Locale locale = (fac.locale == null) ? Locale.getDefault() : fac.locale;

    Options options = fac.options;
    boolean useBreakIterator = options.isSet("breakIterator");
    if (useBreakIterator || !locale.getLanguage().equals(Locale.ENGLISH.getLanguage()))
        sentenceBreaker = BreakIterator.getSentenceInstance(locale);

    initTagParsers();
}
 

DocCommentParser(ParserFactory fac, DiagnosticSource diagSource, Comment comment) {
    this.fac = fac;
    this.diagSource = diagSource;
    this.comment = comment;
    names = fac.names;
    m = fac.docTreeMaker;

    Locale locale = (fac.locale == null) ? Locale.getDefault() : fac.locale;

    Options options = fac.options;
    boolean useBreakIterator = options.isSet("breakIterator");
    if (useBreakIterator || !locale.getLanguage().equals(Locale.ENGLISH.getLanguage()))
        sentenceBreaker = BreakIterator.getSentenceInstance(locale);

    initTagParsers();
}
 

protected Lint(Context context) {
    // initialize values according to the lint options
    Options options = Options.instance(context);

    if (options.isSet(Option.XLINT) || options.isSet(Option.XLINT_CUSTOM, "all")) {
        // If -Xlint or -Xlint:all is given, enable all categories by default
        values = EnumSet.allOf(LintCategory.class);
    } else if (options.isSet(Option.XLINT_CUSTOM, "none")) {
        // if -Xlint:none is given, disable all categories by default
        values = EnumSet.noneOf(LintCategory.class);
    } else {
        // otherwise, enable on-by-default categories
        values = EnumSet.noneOf(LintCategory.class);

        Source source = Source.instance(context);
        if (source.compareTo(Source.JDK1_9) >= 0) {
            values.add(LintCategory.DEP_ANN);
        }
        values.add(LintCategory.REQUIRES_TRANSITIVE_AUTOMATIC);
        values.add(LintCategory.OPENS);
        values.add(LintCategory.MODULE);
        values.add(LintCategory.REMOVAL);
    }

    // Look for specific overrides
    for (LintCategory lc : LintCategory.values()) {
        if (options.isSet(Option.XLINT_CUSTOM, lc.option)) {
            values.add(lc);
        } else if (options.isSet(Option.XLINT_CUSTOM, "-" + lc.option)) {
            values.remove(lc);
        }
    }

    suppressedValues = EnumSet.noneOf(LintCategory.class);

    context.put(lintKey, this);
    augmentor = new AugmentVisitor(context);
}
 

void update(Options optionTable) {
    for (Option o: options) {
        String v = optionTable.get(o);
        if (v != null) {
            handleOption(o, v);
        }
    }
}
 

/** Construct a class writer, given an options table.
 */
private JNIWriter(Context context) {
    context.put(jniWriterKey, this);
    fileManager = context.get(JavaFileManager.class);
    log = Log.instance(context);

    Options options = Options.instance(context);
    verbose = options.isSet(VERBOSE);
    checkAll = options.isSet("javah:full");

    this.context = context; // for lazyInit()
}
 

static boolean explicitAnnotationProcessingRequested(Options options) {
    return
        options.isSet(PROCESSOR) ||
        options.isSet(PROCESSOR_PATH) ||
        options.isSet(PROCESSOR_MODULE_PATH) ||
        options.isSet(PROC, "only") ||
        options.isSet(XPRINT);
}
 

protected JavacProcessingEnvironment(Context context) {
    this.context = context;
    context.put(JavacProcessingEnvironment.class, this);
    log = Log.instance(context);
    source = Source.instance(context);
    diags = JCDiagnostic.Factory.instance(context);
    options = Options.instance(context);
    printProcessorInfo = options.isSet(XPRINTPROCESSORINFO);
    printRounds = options.isSet(XPRINTROUNDS);
    verbose = options.isSet(VERBOSE);
    lint = Lint.instance(context).isEnabled(PROCESSING);
    if (options.isSet(PROC, "only") || options.isSet(XPRINT)) {
        JavaCompiler compiler = JavaCompiler.instance(context);
        compiler.shouldStopPolicyIfNoError = CompileState.PROCESS;
    }
    fatalErrors = options.isSet("fatalEnterError");
    showResolveErrors = options.isSet("showResolveErrors");
    werror = options.isSet(WERROR);
    platformAnnotations = initPlatformAnnotations();

    // Initialize services before any processors are initialized
    // in case processors use them.
    filer = new JavacFiler(context);
    messager = new JavacMessager(context, this);
    elementUtils = JavacElements.instance(context);
    typeUtils = JavacTypes.instance(context);
    processorOptions = initProcessorOptions(context);
    unmatchedProcessorOptions = initUnmatchedProcessorOptions();
    messages = JavacMessages.instance(context);
    taskListener = MultiTaskListener.instance(context);
    initProcessorClassLoader();
}
 

protected JavacProcessingEnvironment(Context context) {
    this.context = context;
    context.put(JavacProcessingEnvironment.class, this);
    log = Log.instance(context);
    source = Source.instance(context);
    diags = JCDiagnostic.Factory.instance(context);
    options = Options.instance(context);
    printProcessorInfo = options.isSet(XPRINTPROCESSORINFO);
    printRounds = options.isSet(XPRINTROUNDS);
    verbose = options.isSet(VERBOSE);
    lint = Lint.instance(context).isEnabled(PROCESSING);
    if (options.isSet(PROC, "only") || options.isSet(XPRINT)) {
        JavaCompiler compiler = JavaCompiler.instance(context);
        compiler.shouldStopPolicyIfNoError = CompileState.PROCESS;
    }
    fatalErrors = options.isSet("fatalEnterError");
    showResolveErrors = options.isSet("showResolveErrors");
    werror = options.isSet(WERROR);
    platformAnnotations = initPlatformAnnotations();

    // Initialize services before any processors are initialized
    // in case processors use them.
    filer = new JavacFiler(context);
    messager = new JavacMessager(context, this);
    elementUtils = JavacElements.instance(context);
    typeUtils = JavacTypes.instance(context);
    processorOptions = initProcessorOptions(context);
    unmatchedProcessorOptions = initUnmatchedProcessorOptions();
    messages = JavacMessages.instance(context);
    taskListener = MultiTaskListener.instance(context);
    initProcessorClassLoader();
}
 

/** Construct a class writer, given an options table.
 */
private JNIWriter(Context context) {
    context.put(jniWriterKey, this);
    fileManager = context.get(JavaFileManager.class);
    log = Log.instance(context);

    Options options = Options.instance(context);
    verbose = options.isSet(VERBOSE);
    checkAll = options.isSet("javah:full");

    this.context = context; // for lazyInit()
    syms = Symtab.instance(context);

    lineSep = System.getProperty("line.separator");
}
 

private static JCCompilationUnit parse(Context context, String javaInput)
    throws FormatterException {
  DiagnosticCollector<JavaFileObject> diagnostics = new DiagnosticCollector<>();
  context.put(DiagnosticListener.class, diagnostics);
  Options.instance(context).put("--enable-preview", "true");
  Options.instance(context).put("allowStringFolding", "false");
  JCCompilationUnit unit;
  JavacFileManager fileManager = new JavacFileManager(context, true, UTF_8);
  try {
    fileManager.setLocation(StandardLocation.PLATFORM_CLASS_PATH, ImmutableList.of());
  } catch (IOException e) {
    // impossible
    throw new IOError(e);
  }
  SimpleJavaFileObject source =
      new SimpleJavaFileObject(URI.create("source"), JavaFileObject.Kind.SOURCE) {
        @Override
        public CharSequence getCharContent(boolean ignoreEncodingErrors) throws IOException {
          return javaInput;
        }
      };
  Log.instance(context).useSource(source);
  ParserFactory parserFactory = ParserFactory.instance(context);
  JavacParser parser =
      parserFactory.newParser(
          javaInput, /*keepDocComments=*/ true, /*keepEndPos=*/ true, /*keepLineMap=*/ true);
  unit = parser.parseCompilationUnit();
  unit.sourcefile = source;
  Iterable<Diagnostic<? extends JavaFileObject>> errorDiagnostics =
      Iterables.filter(diagnostics.getDiagnostics(), Formatter::errorDiagnostic);
  if (!Iterables.isEmpty(errorDiagnostics)) {
    // error handling is done during formatting
    throw FormatterException.fromJavacDiagnostics(errorDiagnostics);
  }
  return unit;
}
 

/**
 * Set the context for JavacPathFileManager.
 * @param context the context containing items to be associated with the file manager
 */
public void setContext(Context context) {
    log = Log.instance(context);
    options = Options.instance(context);
    classLoaderClass = options.get("procloader");

    // Avoid initializing Lint
    boolean warn = options.isLintSet("path");
    locations.update(log, warn, FSInfo.instance(context));

    // Setting this option is an indication that close() should defer actually closing
    // the file manager until after a specified period of inactivity.
    // This is to accomodate clients which save references to Symbols created for use
    // within doclets or annotation processors, and which then attempt to use those
    // references after the tool exits, having closed any internally managed file manager.
    // Ideally, such clients should run the tool via the javax.tools API, providing their
    // own file manager, which can be closed by the client when all use of that file
    // manager is complete.
    // If the option has a numeric value, it will be interpreted as the duration,
    // in seconds, of the period of inactivity to wait for, before the file manager
    // is actually closed.
    // See also deferredClose().
    String s = options.get("fileManager.deferClose");
    if (s != null) {
        try {
            deferredCloseTimeout = (int) (Float.parseFloat(s) * 1000);
        } catch (NumberFormatException e) {
            deferredCloseTimeout = 60 * 1000;  // default: one minute, in millis
        }
    }
}
 

protected TypeAnnotations(Context context) {
    context.put(typeAnnosKey, this);
    names = Names.instance(context);
    log = Log.instance(context);
    syms = Symtab.instance(context);
    annotate = Annotate.instance(context);
    attr = Attr.instance(context);
    Options options = Options.instance(context);
}
 

JavacFileManager createFileManager(boolean useOptimizedZip, boolean useSymbolFile) {
    Context c = new Context();
    Options options = Options.instance(c);

    options.put("useOptimizedZip", Boolean.toString(useOptimizedZip));

    if (!useSymbolFile) {
        options.put("ignore.symbol.file", "true");
    }
    return new JavacFileManager(c, false, null);
}
 

protected Lint(Context context) {
    // initialize values according to the lint options
    Options options = Options.instance(context);
    values = EnumSet.noneOf(LintCategory.class);
    for (Map.Entry<String, LintCategory> e: map.entrySet()) {
        if (options.lint(e.getKey()))
            values.add(e.getValue());
    }

    suppressedValues = EnumSet.noneOf(LintCategory.class);

    context.put(lintKey, this);
    augmentor = new AugmentVisitor(context);
}
 

/** Construct a class writer, given an options table.
 */
private JNIWriter(Context context) {
    context.put(jniWriterKey, this);
    fileManager = context.get(JavaFileManager.class);
    log = Log.instance(context);

    Options options = Options.instance(context);
    verbose = options.isSet(VERBOSE);
    checkAll = options.isSet("javah:full");

    this.context = context; // for lazyInit()
    syms = Symtab.instance(context);

    lineSep = System.getProperty("line.separator");
}
 

JavacFileManager createFileManager(boolean useSymbolFile) {
    Context ctx = new Context();
    Options options = Options.instance(ctx);
    if (!useSymbolFile) {
        options.put("ignore.symbol.file", "true");
    }
    return new JavacFileManager(ctx, false, null);
}
 

public JavaParser() {
    context = new Context();
    diagnostics = new DiagnosticCollector<>();
    context.put(DiagnosticListener.class, diagnostics);
    Options.instance(context).put("allowStringFolding", "false");
    JavacFileManager fileManager = new JavacFileManager(context, true, UTF_8);
    try {
        fileManager.setLocation(StandardLocation.PLATFORM_CLASS_PATH, ImmutableList.<File>of());
    } catch (IOException e) {
        // impossible
        canParse = false;
    }
    parserFactory = ParserFactory.instance(context);
}
 

protected Lint(Context context) {
    // initialize values according to the lint options
    Options options = Options.instance(context);
    values = EnumSet.noneOf(LintCategory.class);
    for (Map.Entry<String, LintCategory> e: map.entrySet()) {
        if (options.lint(e.getKey()))
            values.add(e.getValue());
    }

    suppressedValues = EnumSet.noneOf(LintCategory.class);

    context.put(lintKey, this);
    augmentor = new AugmentVisitor(context);
}
 

protected TypeAnnotations(Context context) {
    context.put(typeAnnosKey, this);
    names = Names.instance(context);
    log = Log.instance(context);
    syms = Symtab.instance(context);
    annotate = Annotate.instance(context);
    attr = Attr.instance(context);
    Options options = Options.instance(context);
}