t6410706.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 6410706
 * @summary CONFORMANCE Mandatory warnings in Tree API
 */

import java.io.File;
import java.io.IOException;
import java.util.Arrays;
import javax.tools.Diagnostic;
import javax.tools.DiagnosticListener;
import javax.tools.JavaFileObject;
import javax.tools.StandardJavaFileManager;
import javax.tools.StandardLocation;
import com.sun.source.util.JavacTask;
import com.sun.tools.javac.api.JavacTool;

public class T6410706 {
    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");
    }

    private static class MyDiagListener implements DiagnosticListener<JavaFileObject>
    {
	public void report(Diagnostic d) {
	    System.err.println(d);
	    if (d.getKind() == Diagnostic.Kind.NOTE)
		notes++;
	}

	int notes;
    }

    Foo foo; // should generate deprecation warning
}

@Deprecated class Foo { }