t6361619.java

是一款用JAVA 编写的编译器 具有很强的编译功能

/*
 * Copyright 2006 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 */

/*
 * @test
 * @bug 6361619 6392118 
 * @summary AssertionError from ClassReader; mismatch between JavacTaskImpl.context and JSR 269
 */

import java.io.*;
import java.net.*;
import java.util.*;
import javax.annotation.processing.*;
import javax.lang.model.element.*;
import javax.tools.*;
import com.sun.source.util.*;
import com.sun.tools.javac.api.*;
import com.sun.source.util.Trees;

@SupportedAnnotationTypes("*")
public class T6361619 extends AbstractProcessor {
    public static void main(String... args) throws Throwable {
	String testSrcDir = System.getProperty("test.src");
	String testClassDir = System.getProperty("test.classes");
	String self = T6361619.class.getName();
	
	JavacTool tool = JavacTool.create();

	final PrintWriter out = new PrintWriter(System.err, true);

	Iterable<String> flags = Arrays.asList("-processorpath", testClassDir,
					       "-processor", self,
					       "-d", ".");
	DiagnosticListener<JavaFileObject> dl = new DiagnosticListener<JavaFileObject>() {
	    public void report(Diagnostic<? extends JavaFileObject> m) {
		out.println(m);
	    }
	};

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

	JavacTask task = tool.getTask(out, fm, dl, flags, null, f);
	MyTaskListener tl = new MyTaskListener(task);
	task.setTaskListener(tl);

	// should complete, without exceptions
	task.call();
    }

    public boolean process(Set<? extends TypeElement> elems, RoundEnvironment renv) {
	return true;
    }


    static class MyTaskListener implements TaskListener {
	public MyTaskListener(JavacTask task) {
	    this.task = task;
	}

	public void started(TaskEvent e) {
	    System.err.println("Started: " + e);
	    Trees t = Trees.instance(task);
	}
	public void finished(TaskEvent e) {
	    System.err.println("Finished: " + e);
	    Trees t = Trees.instance(task);
	}

	JavacTask task;
    }
}