/*

 * Copyright (c) 2010, 2016, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/*

 * @test

 * @bug 6985181

 * @summary Annotations lost from classfile

 * @modules jdk.compiler

 *          jdk.jdeps/com.sun.tools.javap

 */

import java.io.*;

import java.util.*;

public class T6985181 {

    public static void main(String... args) throws Exception{

        new T6985181().run();

    }

    public void run() throws Exception {

        String code = "@java.lang.annotation.Target(java.lang.annotation.ElementType.TYPE_PARAMETER)\n" +

                "@interface Simple { }\n" +

                "interface Test<@Simple T> { }";

        File srcFile = writeFile("Test.java", code);

        File classesDir = new File("classes");

        classesDir.mkdirs();

        compile("-d", classesDir.getPath(), srcFile.getPath());

        String out = javap(new File(classesDir, srcFile.getName().replace(".java", ".class")));

        if (!out.contains("RuntimeInvisibleTypeAnnotations"))

            throw new Exception("RuntimeInvisibleTypeAnnotations not found");

    }

    void compile(String... args) throws Exception {

        StringWriter sw = new StringWriter();

        PrintWriter pw = new PrintWriter(sw);

        int rc = com.sun.tools.javac.Main.compile(args, pw);

        pw.close();

        String out = sw.toString();

        if (out.length() > 0)

            System.err.println(out);

        if (rc != 0)

            throw new Exception("Compilation failed: rc=" + rc);

    }

    String javap(File classFile) throws Exception {

        StringWriter sw = new StringWriter();

        PrintWriter pw = new PrintWriter(sw);

        String[] args = { "-v", classFile.getPath() };

        int rc = com.sun.tools.javap.Main.run(args, pw);

        pw.close();

        String out = sw.toString();

        if (out.length() > 0)

            System.err.println(out);

        if (rc != 0)

            throw new Exception("javap failed: rc=" + rc);

        return out;

    }

    File writeFile(String path, String body) throws IOException {

        File f = new File(path);

        FileWriter out = new FileWriter(f);

        try {

            out.write(body);

        } finally {

            out.close();

        }

        return f;

    }

}