Java Code Examples for com.sun.tools.javac.api.JavacTaskImpl#ensureEntered()

The following examples show how to use com.sun.tools.javac.api.JavacTaskImpl#ensureEntered() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: BadConstantValue.java    From openjdk-jdk9 with GNU General Public License v2.0 6 votes vote down vote up 
private static BadClassFile loadBadClass(String className) {
    // load the class, and save the thrown BadClassFile exception
    JavaCompiler c = ToolProvider.getSystemJavaCompiler();
    JavacTaskImpl task = (JavacTaskImpl) c.getTask(null, null, null,
            Arrays.asList("-classpath", classesdir.getPath()), null, null);
    Symtab syms = Symtab.instance(task.getContext());
    task.ensureEntered();
    BadClassFile badClassFile;
    try {
        com.sun.tools.javac.main.JavaCompiler.instance(task.getContext())
                .resolveIdent(syms.unnamedModule, className).complete();
    } catch (BadClassFile e) {
        return e;
    }
    return null;
}
Example 2
Source File: TestResolveIdent.java    From openjdk-jdk9 with GNU General Public License v2.0 5 votes vote down vote up 
public static void main(String[] args) throws IOException {
    javax.tools.JavaCompiler tool = ToolProvider.getSystemJavaCompiler();
    JavacTaskImpl task = (JavacTaskImpl)tool.getTask(null, null, null, null, null, null);
    JavaCompiler compiler = JavaCompiler.instance(task.getContext());
    Symtab syms = Symtab.instance(task.getContext());
    task.ensureEntered();
    System.out.println(compiler.resolveIdent(syms.unnamedModule, getDeprecatedClass().getCanonicalName()));
}
Example 3
Source File: T6400303.java    From openjdk-jdk9 with GNU General Public License v2.0 5 votes vote down vote up 
public static void main(String... args) {
    javax.tools.JavaCompiler tool = ToolProvider.getSystemJavaCompiler();
    JavacTaskImpl task = (JavacTaskImpl)tool.getTask(null, null, null, null, null, null);
    Symtab syms = Symtab.instance(task.getContext());
    task.ensureEntered();
    JavaCompiler compiler = JavaCompiler.instance(task.getContext());
    try {
        compiler.resolveIdent(syms.unnamedModule, "Test$1").complete();
    } catch (CompletionFailure ex) {
        System.err.println("Got expected completion failure: " + ex.getLocalizedMessage());
        return;
    }
    throw new AssertionError("No error reported");
}
Example 4
Source File: BadClassfile.java    From openjdk-jdk9 with GNU General Public License v2.0 5 votes vote down vote up 
private static void test(String classname, String expected) throws Exception {
    File classfile = new File(System.getProperty("test.classes", "."), classname + ".class");
    ClassFile cf = ClassFile.read(classfile);

    cf = new ClassFile(cf.magic, Target.JDK1_7.minorVersion,
             Target.JDK1_7.majorVersion, cf.constant_pool, cf.access_flags,
            cf.this_class, cf.super_class, cf.interfaces, cf.fields,
            cf.methods, cf.attributes);

    new ClassWriter().write(cf, classfile);

    JavaCompiler c = ToolProvider.getSystemJavaCompiler();
    JavacTaskImpl task = (JavacTaskImpl) c.getTask(null, null, null, Arrays.asList("-classpath", System.getProperty("test.classes", ".")), null, null);
    Symtab syms = Symtab.instance(task.getContext());

    task.ensureEntered();

    try {
        Symbol clazz = com.sun.tools.javac.main.JavaCompiler.instance(task.getContext()).resolveIdent(syms.unnamedModule, classname);

        clazz.complete();
    } catch (BadClassFile f) {
        JCDiagnostic embeddedDiag = (JCDiagnostic) f.diag.getArgs()[1];
        assertEquals(expected, embeddedDiag.getCode());
        assertEquals(Integer.toString(Target.JDK1_7.majorVersion), embeddedDiag.getArgs()[0]);
        assertEquals(Integer.toString(Target.JDK1_7.minorVersion), embeddedDiag.getArgs()[1]);
    }
}