Examples with DiagnosticListener javax.tools.DiagnosticListener used on opensource projects

Example 6 with DiagnosticListener

use of javax.tools.DiagnosticListener in project lombok by rzwitserloot.

the class CompilerMessageSuppressor method disableLoggers.

public boolean disableLoggers() {
    contextDiagnosticListener = context.get(DiagnosticListener.class);
    context.put(DiagnosticListener.class, (DiagnosticListener<?>) null);
    if (dontBother)
        return false;
    boolean dontBotherInstance = false;
    PrintWriter dummyWriter = new PrintWriter(new OutputStream() {

        @Override
        public void write(int b) throws IOException {
        // Do nothing on purpose
        }
    });
    if (deferDiagnosticsField != null)
        try {
            if (Boolean.TRUE.equals(deferDiagnosticsField.get(log))) {
                queueCache.set((Queue<?>) deferredDiagnosticsField.get(log));
                Queue<?> empty = new LinkedList<Object>();
                deferredDiagnosticsField.set(log, empty);
            }
        } catch (Exception e) {
        }
    if (diagnosticHandlerField != null)
        try {
            Object handler = diagnosticHandlerField.get(log);
            Field field = getDeferredField(handler);
            if (field != null) {
                queueCache.set((Queue<?>) field.get(handler));
                Queue<?> empty = new LinkedList<Object>();
                field.set(handler, empty);
            }
        } catch (Exception e) {
        }
    if (!dontBotherInstance)
        try {
            errWriter = (PrintWriter) errWriterField.get(log);
            errWriterField.set(log, dummyWriter);
        } catch (Exception e) {
            dontBotherInstance = true;
        }
    if (!dontBotherInstance)
        try {
            warnWriter = (PrintWriter) warnWriterField.get(log);
            warnWriterField.set(log, dummyWriter);
        } catch (Exception e) {
            dontBotherInstance = true;
        }
    if (!dontBotherInstance)
        try {
            noticeWriter = (PrintWriter) noticeWriterField.get(log);
            noticeWriterField.set(log, dummyWriter);
        } catch (Exception e) {
            dontBotherInstance = true;
        }
    if (!dontBotherInstance)
        try {
            dumpOnError = (Boolean) dumpOnErrorField.get(log);
            dumpOnErrorField.set(log, false);
        } catch (Exception e) {
            dontBotherInstance = true;
        }
    if (!dontBotherInstance)
        try {
            promptOnError = (Boolean) promptOnErrorField.get(log);
            promptOnErrorField.set(log, false);
        } catch (Exception e) {
            dontBotherInstance = true;
        }
    if (!dontBotherInstance)
        try {
            logDiagnosticListener = (DiagnosticListener<?>) diagnosticListenerField.get(log);
            diagnosticListenerField.set(log, null);
        } catch (Exception e) {
            dontBotherInstance = true;
        }
    if (dontBotherInstance)
        enableLoggers();
    return !dontBotherInstance;
}

Example 7 with DiagnosticListener

use of javax.tools.DiagnosticListener in project ceylon-compiler by ceylon.

the class TestPos method main.

public static void main(String... args) throws IOException {
    final boolean[] sawError = { false };
    final StringBuilder log = new StringBuilder();
    class MyFileObject extends SimpleJavaFileObject {

        MyFileObject() {
            super(URI.create("myfo:///Test.java"), SOURCE);
        }

        @Override
        public String getCharContent(boolean ignoreEncodingErrors) {
            //      0123456789012345678901234567890123456789012345678901234
            return "class Test { { Object[] o = new <T,e,s,t>Object[0]; } }";
        }
    }
    class Scanner extends TreeScanner<Void, Trees> {

        CompilationUnitTree toplevel = null;

        @Override
        public Void visitCompilationUnit(CompilationUnitTree node, Trees trees) {
            toplevel = node;
            return super.visitCompilationUnit(node, trees);
        }

        @Override
        public Void visitErroneous(ErroneousTree node, Trees trees) {
            sawError[0] = true;
            long startPos = trees.getSourcePositions().getStartPosition(toplevel, node);
            long endPos = trees.getSourcePositions().getEndPosition(toplevel, node);
            log.append(String.format("begin=%s, end=%s : %s%n", startPos, endPos, node.getErrorTrees()));
            if (startPos != 28)
                error("Start pos for %s is incorrect (%s)!", node, startPos);
            if (endPos != 50)
                error("End pos for %s is incorrect (%s)!", node, endPos);
            return null;
        }
    }
    JavaCompiler javac = ToolProvider.getSystemJavaCompiler();
    List<JavaFileObject> compilationUnits = Collections.<JavaFileObject>singletonList(new MyFileObject());
    DiagnosticListener<JavaFileObject> dl = new DiagnosticListener<JavaFileObject>() {

        public void report(Diagnostic<? extends JavaFileObject> diag) {
            log.append(String.format("%s @ %s%n", diag.getCode(), diag.getPosition()));
            if (!diag.getCode().equals(errCode))
                error("unexpected error");
            if (diag.getPosition() != 33)
                error("Error pos for %s is incorrect (%s)!", diag.getCode(), diag.getPosition());
            sawError[0] = true;
        }
    };
    JavacTask task = (JavacTask) javac.getTask(null, null, dl, null, null, compilationUnits);
    Trees trees = Trees.instance(task);
    Iterable<? extends Tree> toplevels = task.parse();
    if (!sawError[0])
        error("No parse error detected");
    sawError[0] = false;
    new Scanner().scan(toplevels, trees);
    if (!sawError[0])
        error("No error tree detected");
    if (!log.toString().equals(expected))
        error("Unexpected log message: %n%s%n", log);
    System.out.print(log);
    System.out.flush();
}

Example 8 with DiagnosticListener

use of javax.tools.DiagnosticListener in project ceylon-compiler by ceylon.

the class JavahFileManager method create.

static JavahFileManager create(final DiagnosticListener<? super JavaFileObject> dl, PrintWriter log) {
    Context javac_context = new Context();
    if (dl != null)
        javac_context.put(DiagnosticListener.class, dl);
    javac_context.put(com.sun.tools.javac.util.Log.outKey, log);
    return new JavahFileManager(javac_context, null);
}

Example 9 with DiagnosticListener

use of javax.tools.DiagnosticListener in project ceylon-compiler by ceylon.

the class JavapTask method getDiagnosticListenerForWriter.

private DiagnosticListener<JavaFileObject> getDiagnosticListenerForWriter(Writer w) {
    final PrintWriter pw = getPrintWriterForWriter(w);
    return new DiagnosticListener<JavaFileObject>() {

        public void report(Diagnostic<? extends JavaFileObject> diagnostic) {
            switch(diagnostic.getKind()) {
                case ERROR:
                    pw.print(getMessage("err.prefix"));
                    break;
                case WARNING:
                    pw.print(getMessage("warn.prefix"));
                    break;
                case NOTE:
                    pw.print(getMessage("note.prefix"));
                    break;
            }
            pw.print(" ");
            pw.println(diagnostic.getMessage(null));
        }
    };
}

Example 10 with DiagnosticListener

use of javax.tools.DiagnosticListener in project ceylon-compiler by ceylon.

the class CeyloncTool method getStandardFileManager.

public JavacFileManager getStandardFileManager(Writer out, DiagnosticListener<? super JavaFileObject> diagnosticListener, Locale locale, Charset charset) {
    Context context = new Context();
    if (diagnosticListener != null)
        context.put(DiagnosticListener.class, diagnosticListener);
    // make sure we set the out before someone else sets a default one, or uses one
    if (context.get(Log.outKey) == null) {
        if (out == null)
            context.put(Log.outKey, new PrintWriter(System.err, true));
        else
            context.put(Log.outKey, new PrintWriter(out, true));
    }
    CeylonLog.preRegister(context);
    return new CeyloncFileManager(context, true, charset);
}