Examples with JavacTask com.sun.source.util.JavacTask used on opensource projects

Example 21 with JavacTask

use of com.sun.source.util.JavacTask in project ceylon-compiler by ceylon.

the class Main method main.

public static void main(String[] args) throws Exception {
    JavaCompiler tool = ToolProvider.getSystemJavaCompiler();
    StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);
    fm.setLocation(CLASS_PATH, Collections.<File>emptyList());
    JavacTask javac = (JavacTask) tool.getTask(null, fm, null, null, null, null);
    Elements elements = javac.getElements();
    final Set<String> packages = new LinkedHashSet<String>();
    int nestedClasses = 0;
    int classes = 0;
    for (JavaFileObject file : fm.list(PLATFORM_CLASS_PATH, "", EnumSet.of(CLASS), true)) {
        String type = fm.inferBinaryName(PLATFORM_CLASS_PATH, file);
        if (type.endsWith("package-info"))
            continue;
        try {
            TypeElement elem = elements.getTypeElement(type);
            if (elem == null && type.indexOf('$') > 0) {
                nestedClasses++;
                type = null;
                continue;
            }
            classes++;
            packages.add(getPackage(elem).getQualifiedName().toString());
            // force completion
            elements.getTypeElement(type).getKind();
            type = null;
        } finally {
            if (type != null)
                System.err.println("Looking at " + type);
        }
    }
    javac = null;
    elements = null;
    javac = (JavacTask) tool.getTask(null, fm, null, null, null, null);
    elements = javac.getElements();
    for (String name : packages) {
        PackageElement pe = elements.getPackageElement(name);
        for (Element e : pe.getEnclosedElements()) {
            e.getSimpleName().getClass();
        }
    }
    /*
         * A few sanity checks based on current values:
         *
         * packages: 775, classes: 12429 + 5917
         *
         * As the platform evolves the numbers are likely to grow
         * monotonically but in case somebody gets a clever idea for
         * limiting the number of packages exposed, this number might
         * drop.  So we test low values.
         */
    System.out.format("packages: %s, classes: %s + %s%n", packages.size(), classes, nestedClasses);
    if (classes < 9000)
        throw new AssertionError("Too few classes in PLATFORM_CLASS_PATH ;-)");
    if (packages.size() < 530)
        throw new AssertionError("Too few packages in PLATFORM_CLASS_PATH ;-)");
    if (nestedClasses < 3000)
        throw new AssertionError("Too few nested classes in PLATFORM_CLASS_PATH ;-)");
}

Example 22 with JavacTask

use of com.sun.source.util.JavacTask in project ceylon-compiler by ceylon.

the class T6993305 method run.

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");
}

Example 23 with JavacTask

use of com.sun.source.util.JavacTask in project ceylon-compiler by ceylon.

the class T6199075 method compileAndCheck.

void compileAndCheck(VarargsMethod m1, VarargsMethod m2, TypeKind actual, ArgumentsArity argsArity) throws Exception {
    final JavaCompiler tool = ToolProvider.getSystemJavaCompiler();
    JavaSource source = new JavaSource(m1, m2, actual, argsArity);
    ErrorChecker ec = new ErrorChecker();
    JavacTask ct = (JavacTask) tool.getTask(null, fm, ec, null, null, Arrays.asList(source));
    ct.generate();
    check(source, ec, m1, m2, actual, argsArity);
}

Example 24 with JavacTask

use of com.sun.source.util.JavacTask in project ceylon-compiler by ceylon.

the class T7042566 method compileAndCheck.

void compileAndCheck() throws Exception {
    final JavaCompiler tool = ToolProvider.getSystemJavaCompiler();
    JavaSource source = new JavaSource();
    ErrorChecker ec = new ErrorChecker();
    JavacTask ct = (JavacTask) tool.getTask(null, fm, ec, null, null, Arrays.asList(source));
    ct.call();
    check(source, ec);
}

Example 25 with JavacTask

use of com.sun.source.util.JavacTask in project ceylon-compiler by ceylon.

the class T7043922 method compileAndCheck.

void compileAndCheck() throws Exception {
    JavaSource source = new JavaSource();
    ErrorChecker ec = new ErrorChecker();
    JavacTask ct = (JavacTask) tool.getTask(null, fm, ec, null, null, Arrays.asList(source));
    ct.analyze();
    if (ec.errorFound) {
        throw new Error("invalid diagnostics for source:\n" + source.getCharContent(true) + "\nCompiler diagnostics:\n" + ec.printDiags());
    }
}