/*

 * Copyright (c) 2010, 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 6604599

 * @summary ToolProvider should be less compiler-specific

 */

import java.io.*;

import java.util.*;

// verify that running a simple program, such as this one, does not trigger

// the loading of ToolProvider or any com.sun.tools.javac class

public class HelloWorldTest {

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

        if (args.length > 0) {

            System.err.println(Arrays.asList(args));

            return;

        }

        new HelloWorldTest().run();

    }

    void run() throws Exception {

        File javaHome = new File(System.getProperty("java.home"));

        if (javaHome.getName().equals("jre"))

            javaHome = javaHome.getParentFile();

        File javaExe = new File(new File(javaHome, "bin"), "java");

        String classpath = System.getProperty("java.class.path");

        String[] cmd = {

            javaExe.getPath(),

            "-verbose:class",

            "-classpath", classpath,

            HelloWorldTest.class.getName(),

            "Hello", "World"

        };

        ProcessBuilder pb = new ProcessBuilder(cmd).redirectErrorStream(true);

        Process p = pb.start();

        BufferedReader r = new BufferedReader(new InputStreamReader(p.getInputStream()));

        String line;

        while ((line = r.readLine()) != null) {

            System.err.println(line);

            if (line.contains("javax.tools.ToolProvider") || line.contains("com.sun.tools.javac."))

                error(">>> " + line);

        }

        int rc = p.waitFor();

        if (rc != 0)

            error("Unexpected exit code: " + rc);

        if (errors > 0)

            throw new Exception(errors + " errors occurred");

    }

    void error(String msg) {

        System.err.println(msg);

        errors++;

    }

    int errors;

}