Java Code Examples for com.sun.tools.javac.api.JavacTool#getStandardFileManager()

void run() throws Exception {
    List<File> files = new ArrayList<File>();
    File testSrc = new File(System.getProperty("test.src"));
    for (File f: testSrc.listFiles()) {
        if (f.isFile() && f.getName().endsWith(".java"))
            files.add(f);
    }

    JavacTool javac = JavacTool.create();
    StandardJavaFileManager fm = javac.getStandardFileManager(null, null, null);

    Iterable<? extends JavaFileObject> fos = fm.getJavaFileObjectsFromFiles(files);

    JavacTask t = javac.getTask(null, fm, null, null, null, fos);
    DocTrees trees = DocTrees.instance(t);

    Iterable<? extends CompilationUnitTree> units = t.parse();

    DeclScanner ds = new DeclScanner(trees);
    for (CompilationUnitTree unit: units) {
        ds.scan(unit, null);
    }

    if (errors > 0)
        throw new Exception(errors + " errors occurred");
}
 

public static void main(String... args) throws IOException {
    String testSrc = System.getProperty("test.src", ".");
    String testClasses = System.getProperty("test.classes", ".");
    JavacTool tool = JavacTool.create();
    MyDiagListener dl = new MyDiagListener();
    StandardJavaFileManager fm = tool.getStandardFileManager(dl, null, null);
    fm.setLocation(StandardLocation.CLASS_OUTPUT, Arrays.asList(new File(testClasses)));
    Iterable<? extends JavaFileObject> files =
        fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, T6410706.class.getName()+".java")));
    JavacTask task = tool.getTask(null, fm, dl, null, null, files);
    task.parse();
    task.analyze();
    task.generate();

    // expect 2 notes:
    // Note: T6410706.java uses or overrides a deprecated API.
    // Note: Recompile with -Xlint:deprecation for details.

    if (dl.notes != 2)
        throw new AssertionError(dl.notes + " notes given");
}
 

/**
 * method-run.
 */
void run() throws Exception {
    File testSrc = new File(System.getProperty("test.src"));
    File file = new File(testSrc, "TestDocComments.java");

    JavacTool tool = JavacTool.create();
    StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);

    StringWriter sw = new StringWriter();
    PrintWriter pw = new PrintWriter(sw);
    Iterable<? extends JavaFileObject> fileObjects = fm.getJavaFileObjects(file);
    JavacTask task = tool.getTask(pw, fm, null, null, null, fileObjects);
    Iterable<? extends CompilationUnitTree> units = task.parse();
    Trees trees = Trees.instance(task);

    CommentScanner s = new CommentScanner();
    int n = s.scan(units, trees);

    if (n != 12)
        error("Unexpected number of doc comments found: " + n);

    if (errors > 0)
        throw new Exception(errors + " errors occurred");
}
 

public static void main(String[] args) throws Exception {
    PrintWriter out = new PrintWriter(System.out, true);
    JavacTool tool = JavacTool.create();
    StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);
    File testSrc = new File(System.getProperty("test.src"));
    Iterable<? extends JavaFileObject> f =
        fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, "AnnotatedArrayOrder.java")));
    JavacTask task = tool.getTask(out, fm, null, null, null, f);
    Iterable<? extends CompilationUnitTree> trees = task.parse();
    out.flush();

    Scanner s = new Scanner();
    for (CompilationUnitTree t: trees)
        s.scan(t, null);

}
 

void run() throws Exception {
    File testSrc = new File(System.getProperty("test.src"));

    JavacTool tool = JavacTool.create();
    StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);

    File f = new File(testSrc, T6993305.class.getSimpleName() + ".java");
    Iterable<? extends JavaFileObject> fos = fm.getJavaFileObjects(f);
    JavacTask task = tool.getTask(null, fm, null, null, null, fos);
    Iterable<? extends CompilationUnitTree> cus = task.parse();

    TestScanner s = new TestScanner();
    s.scan(cus, task);

    if (errors > 0)
        throw new Exception(errors + " errors occurred");
}
 

void run() throws Exception {
    File testSrc = new File(System.getProperty("test.src"));

    JavacTool tool = JavacTool.create();
    StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);

    File f = new File(testSrc, T6993305.class.getSimpleName() + ".java");
    Iterable<? extends JavaFileObject> fos = fm.getJavaFileObjects(f);
    JavacTask task = tool.getTask(null, fm, null, null, null, fos);
    Iterable<? extends CompilationUnitTree> cus = task.parse();

    TestScanner s = new TestScanner();
    s.scan(cus, task);

    if (errors > 0)
        throw new Exception(errors + " errors occurred");
}
 

public static void main(String... args) throws IOException {
    String testSrc = System.getProperty("test.src", ".");
    String testClasses = System.getProperty("test.classes", ".");
    JavacTool tool = JavacTool.create();
    MyDiagListener dl = new MyDiagListener();
    try (StandardJavaFileManager fm = tool.getStandardFileManager(dl, null, null)) {
        fm.setLocation(StandardLocation.CLASS_OUTPUT, Arrays.asList(new File(testClasses)));
        Iterable<? extends JavaFileObject> files =
            fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, T6410706.class.getName()+".java")));
        JavacTask task = tool.getTask(null, fm, dl, null, null, files);
        task.parse();
        task.analyze();
        task.generate();

        // expect 2 notes:
        // Note: T6410706.java uses or overrides a deprecated API.
        // Note: Recompile with -Xlint:deprecation for details.

        if (dl.notes != 2)
            throw new AssertionError(dl.notes + " notes given");
    }
}
 

public static void main(String[] args) throws Exception {
    PrintWriter out = new PrintWriter(System.out, true);
    JavacTool tool = JavacTool.create();
    StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);
    File testSrc = new File(System.getProperty("test.src"));
    Iterable<? extends JavaFileObject> f =
        fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, "AnnotatedArrayOrder.java")));
    JavacTask task = tool.getTask(out, fm, null, null, null, f);
    Iterable<? extends CompilationUnitTree> trees = task.parse();
    out.flush();

    Scanner s = new Scanner();
    for (CompilationUnitTree t: trees)
        s.scan(t, null);

}
 

void run() throws Exception {
    File testSrc = new File(System.getProperty("test.src"));

    JavacTool tool = JavacTool.create();
    StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);

    File f = new File(testSrc, T6993305.class.getSimpleName() + ".java");
    Iterable<? extends JavaFileObject> fos = fm.getJavaFileObjects(f);
    JavacTask task = tool.getTask(null, fm, null, null, null, fos);
    Iterable<? extends CompilationUnitTree> cus = task.parse();

    TestScanner s = new TestScanner();
    s.scan(cus, task);

    if (errors > 0)
        throw new Exception(errors + " errors occurred");
}
 

public static void main(String... args) throws IOException {
    String testSrc = System.getProperty("test.src", ".");
    String testClasses = System.getProperty("test.classes", ".");
    JavacTool tool = JavacTool.create();
    MyDiagListener dl = new MyDiagListener();
    StandardJavaFileManager fm = tool.getStandardFileManager(dl, null, null);
    fm.setLocation(StandardLocation.CLASS_OUTPUT, Arrays.asList(new File(testClasses)));
    Iterable<? extends JavaFileObject> files =
        fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, T6410706.class.getName()+".java")));
    JavacTask task = tool.getTask(null, fm, dl, null, null, files);
    task.parse();
    task.analyze();
    task.generate();

    // expect 2 notes:
    // Note: T6410706.java uses or overrides a deprecated API.
    // Note: Recompile with -Xlint:deprecation for details.

    if (dl.notes != 2)
        throw new AssertionError(dl.notes + " notes given");
}
 

public static void main(String[] args) throws Exception {
    PrintWriter out = new PrintWriter(System.out, true);
    JavacTool tool = JavacTool.create();
    StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);
    File testSrc = new File(System.getProperty("test.src"));
    Iterable<? extends JavaFileObject> f =
        fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, "ArrayCreationTree.java")));
    JavacTask task = tool.getTask(out, fm, null, null, null, f);
    Iterable<? extends CompilationUnitTree> trees = task.parse();
    out.flush();

    Scanner s = new Scanner();
    for (CompilationUnitTree t: trees)
        s.scan(t, null);

}
 

void run() throws Exception {
    List<File> files = new ArrayList<File>();
    File testSrc = new File(System.getProperty("test.src"));
    for (File f: testSrc.listFiles()) {
        if (f.isFile() && f.getName().endsWith(".java"))
            files.add(f);
    }

    JavacTool javac = JavacTool.create();
    StandardJavaFileManager fm = javac.getStandardFileManager(null, null, null);

    Iterable<? extends JavaFileObject> fos = fm.getJavaFileObjectsFromFiles(files);

    JavacTask t = javac.getTask(null, fm, null, null, null, fos);
    DocTrees trees = DocTrees.instance(t);

    Iterable<? extends CompilationUnitTree> units = t.parse();

    DeclScanner ds = new DeclScanner(trees);
    for (CompilationUnitTree unit: units) {
        ds.scan(unit, null);
    }

    if (errors > 0)
        throw new Exception(errors + " errors occurred");
}
 

void run() throws IOException {

        JavacTool tool = JavacTool.create();

        DiagnosticListener<JavaFileObject> dl = new DiagnosticListener<JavaFileObject>() {
                public void report(Diagnostic d) {
                    error(d.toString());
                }
            };

        StandardJavaFileManager fm = tool.getStandardFileManager(dl, null, null);
        Iterable<? extends JavaFileObject> files =
            fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrcDir, self + ".java")));

        Iterable<String> opts = Arrays.asList("-d", ".");

        System.err.println("simple compilation, no processing");
        JavacTask task = tool.getTask(out, fm, dl, opts, null, files);
        task.setTaskListener(new MyTaskListener(task));
        if (!task.call())
            throw new AssertionError("compilation failed");

        opts =  Arrays.asList("-d", ".", "-processorpath", testClassDir, "-processor", self);

        System.err.println();
        System.err.println("compilation with processing");
        task = tool.getTask(out, fm, dl,opts, null, files);
        if (!task.call())
            throw new AssertionError("compilation failed");

        if (errors > 0)
            throw new AssertionError(errors + " errors occurred");
    }
 

public static void main(String[] args) throws Exception {
    String srcDir = System.getProperty("test.src", ".");
    String self = T6397044.class.getName();
    JavacTool tool = JavacTool.create();
    StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);
    Iterable<? extends JavaFileObject> files
        = fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(srcDir, self + ".java")));
    JavacTask task = tool.getTask(null, fm, null, null, null, files);
    Iterable<? extends CompilationUnitTree> trees = task.parse();
    Checker checker = new Checker();
    for (CompilationUnitTree tree: trees)
        checker.check(tree);
}
 

public boolean run(String sourcepath, File outdir, List<String> classes) {
    //System.err.println("run: sourcepath:" + sourcepath + " outdir:" + outdir + " classes:" + classes);
    if (sourcepath == null)
        throw new IllegalArgumentException("sourcepath not set");
    if (outdir == null)
        throw new IllegalArgumentException("source output dir not set");

    JavacTool tool = JavacTool.create();
    StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);

    try {
        fm.setLocation(StandardLocation.SOURCE_OUTPUT, Collections.singleton(outdir));
        fm.setLocation(StandardLocation.SOURCE_PATH, splitPath(sourcepath));
        List<JavaFileObject> files = new ArrayList<JavaFileObject>();
        for (String c: classes) {
            JavaFileObject fo = fm.getJavaFileForInput(
                    StandardLocation.SOURCE_PATH, c, JavaFileObject.Kind.SOURCE);
            if (fo == null)
                error("class not found: " + c);
            else
                files.add(fo);
        }

        JavacTask t = tool.getTask(null, fm, null, null, null, files);
        Iterable<? extends CompilationUnitTree> trees = t.parse();
        for (CompilationUnitTree tree: trees) {
            makeStub(fm, tree);
        }
    } catch (IOException e) {
        error("IO error " + e, e);
    }

    return (errors == 0);
}
 

public void testForLoop() throws IOException {
    List files = Arrays.asList(new JavaSource(""));
    JavacTool tool = JavacTool.create();
    try (StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null)) {
        JavacTask task = tool.getTask(null, fm, null, null, null, files);
        Iterable trees = task.parse();
        CompilationUnitTree thisTree = (CompilationUnitTree)trees.iterator().next();
        String thisSrc = prettyPrint((JCTree) thisTree);
        Assert.check(thisSrc.equals(JavaSource.source));
    }
}
 

void run() throws IOException {

        JavacTool tool = JavacTool.create();

        DiagnosticListener<JavaFileObject> dl = new DiagnosticListener<JavaFileObject>() {
                public void report(Diagnostic d) {
                    error(d.toString());
                }
            };

        StandardJavaFileManager fm = tool.getStandardFileManager(dl, null, null);
        Iterable<? extends JavaFileObject> files =
            fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrcDir, self + ".java")));

        Iterable<String> opts = Arrays.asList("-d", ".");

        System.err.println("simple compilation, no processing");
        JavacTask task = tool.getTask(out, fm, dl, opts, null, files);
        task.setTaskListener(new MyTaskListener(task));
        if (!task.call())
            throw new AssertionError("compilation failed");

        opts =  Arrays.asList("-d", ".", "-processorpath", testClassDir, "-processor", self);

        System.err.println();
        System.err.println("compilation with processing");
        task = tool.getTask(out, fm, dl,opts, null, files);
        if (!task.call())
            throw new AssertionError("compilation failed");

        if (errors > 0)
            throw new AssertionError(errors + " errors occurred");
    }
 

/** Doc comment: run */
void run() throws Exception {
    File testSrc = new File(System.getProperty("test.src"));
    File thisFile = new File(testSrc, getClass().getName() + ".java");
    JavacTool javac = JavacTool.create();
    StandardJavaFileManager fm = javac.getStandardFileManager(null, null, null);
    fm.setLocation(StandardLocation.CLASS_OUTPUT, Arrays.asList(new File(".")));
    Iterable<? extends JavaFileObject> fos = fm.getJavaFileObjects(thisFile);
    testAnnoProcessor(javac, fm, fos, out, EXPECT_DOC_COMMENTS);
    testTaskListener(javac, fm, fos, out, EXPECT_DOC_COMMENTS);

    if (errors > 0)
        throw new Exception(errors + " errors occurred");
}
 

void test(String src, WarningKind wk, int gen) throws Exception {
        count++;
        System.err.println("Test " + count + ": wk:" + wk + " gen:" + gen + " src:" +src);

        File testDir = new File("test" + count);
        File srcDir = createDir(testDir, "src");
        File gensrcDir = createDir(testDir, "gensrc");
        File classesDir = createDir(testDir, "classes");

        File x = writeFile(new File(srcDir, "X.java"), src);

        DiagListener dl = new DiagListener();
        JavacTool tool = JavacTool.create();
        StandardJavaFileManager fm = tool.getStandardFileManager(dl, null, null);
        fm.setLocation(StandardLocation.CLASS_PATH,
                Arrays.asList(classesDir, new File(System.getProperty("test.classes"))));
        fm.setLocation(StandardLocation.CLASS_OUTPUT, Collections.singleton(classesDir));
        fm.setLocation(StandardLocation.SOURCE_OUTPUT, Collections.singleton(gensrcDir));
        List<String> args = new ArrayList<String>();
//        args.add("-XprintProcessorInfo");
        args.add("-XprintRounds");
        args.add("-Agen=" + gen);
        if (wk == WarningKind.YES)
            args.add("-Xlint:serial");
        Iterable<? extends JavaFileObject> files = fm.getJavaFileObjects(x);

        StringWriter sw = new StringWriter();
        PrintWriter pw = new PrintWriter(sw);
        JavacTask task = tool.getTask(pw, fm, dl, args, null, files);
        task.setProcessors(Arrays.asList(new AnnoProc()));
        boolean ok = task.call();
        pw.close();

        System.err.println("ok:" + ok + " diags:" + dl.counts);
        if (sw.toString().length() > 0) {
            System.err.println("output:\n" + sw.toString());
        }

        for (Diagnostic.Kind dk: Diagnostic.Kind.values()) {
            Integer v = dl.counts.get(dk);
            int found = (v == null) ? 0 : v;
            int expect = (dk == Diagnostic.Kind.WARNING && wk == WarningKind.YES) ? gen : 0;
            if (found != expect) {
                error("Unexpected value for " + dk + ": expected: " + expect + " found: " + found);
            }
        }

        System.err.println();
    }
 

public static void test(NoYes secMgr, NoGoodBad config, NoYes proc) throws IOException {
    if (verbose)
        System.err.println("secMgr:" + secMgr + " config:" + config + " proc:" + proc);

    if (secMgr == NoYes.YES && System.getSecurityManager() == null)
        System.setSecurityManager(new NoLoaderSecurityManager());

    installConfigFile(config);

    processed.delete();

    List<String> args = new ArrayList<String>();
    //args.add("-XprintRounds");
    if (proc == NoYes.YES) {
        args.add("-processor");
        args.add(myName);
    }
    args.add("-processorpath");
    args.add(System.getProperty("java.class.path"));
    args.add("-d");
    args.add(".");

    JavacTool t = JavacTool.create(); // avoid using class loader

    MyDiagListener dl = new MyDiagListener();
    PrintWriter out = new PrintWriter(System.err, true);
    StandardJavaFileManager fm = t.getStandardFileManager(dl, null, null);
    File file = new File(System.getProperty("test.src"), myName+".java");
    Iterable<? extends JavaFileObject> files =
        fm.getJavaFileObjectsFromFiles(Arrays.asList(file));
    boolean ok = t.getTask(out, null, dl, args, null, files).call();

    if (config == NoGoodBad.GOOD || proc == NoYes.YES) {
        if (secMgr == NoYes.YES) {
            if (dl.last == null)
                throw new AssertionError("Security manager installed, and processors present, "
                                         + " but no diagnostic received");
        }
        else {
            if (!processed.exists())
                throw new AssertionError("No security manager installed, and processors present, "
                                         + " but no processing occurred");
        }
    }
    else if (config == NoGoodBad.BAD) {
        // TODO: should verify that no compiler crash occurred
        // needs revised JSR199 spec
    }
    else {
        if (processed.exists())
            throw new AssertionError("No processors present, but processing occurred!");
    }

    if (verbose)
        System.err.println("OK");
}