t6410653.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     6410653 6401277
 * @summary REGRESSION: javac crashes if -d or -s argument is a file
 * @author  Peter von der Ah\u00e9
 */

import java.lang.reflect.Method;
import java.io.File;
import java.io.ByteArrayOutputStream;
import javax.tools.*;

public class T6410653 {
    public static void main(String... args) throws Exception {
	File testSrc = new File(System.getProperty("test.src"));
	String source = new File(testSrc, "T6410653.java").getPath();
	ClassLoader cl = ToolProvider.getSystemToolClassLoader();
	Tool compiler = ToolProvider.getSystemJavaCompiler();
	Class<?> main = Class.forName("com.sun.tools.javac.main.Main", true, cl);
	Method useRawMessages = main.getMethod("useRawMessages", boolean.class);
	useRawMessages.invoke(null, true);
	ByteArrayOutputStream out = new ByteArrayOutputStream();
	compiler.run(null, null, out, "-d", source, source);
	useRawMessages.invoke(null, false);
	if (!out.toString().equals(String.format("%s%n%s%n",
						 "javac: javac.err.file.not.directory",
						 "javac.msg.usage"))) {
	    throw new AssertionError(out);
	}
	System.out.println("Test PASSED.  Running javac again to see localized output:");
	compiler.run(null, null, System.out, "-d", source, source);
    }
}