/*

 * 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 4975569 6622215 8034861

 * @summary javap doesn't print new flag bits

 */

import java.io.*;

import java.util.*;

import java.util.regex.Matcher;

import java.util.regex.Pattern;

public class T4975569 {

    private static final String NEW_LINE = System.getProperty("line.separator");

    private static final String TEST_CLASSES = System.getProperty("test.classes", ".");

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

        new T4975569().run();

    }

    void run() {

        verify(Anno.class.getName(), "flags: ACC_INTERFACE, ACC_ABSTRACT, ACC_ANNOTATION");

        verify(E.class.getName(),    "flags: ACC_FINAL, ACC_SUPER, ACC_ENUM");

        verify(S.class.getName(),    "flags: ACC_BRIDGE, ACC_SYNTHETIC",

                                     "InnerClasses:\n  static [# =\\w]+; +// ");

        verify(V.class.getName(),    "void m\\(java.lang.String...\\)",

                                     "flags: ACC_VARARGS");

        verify(Prot.class.getName(), "InnerClasses:\n  protected [# =\\w]+; +// ");

        verify(Priv.class.getName(), new String[]{"-p"},

                                     "InnerClasses:\n  private [# =\\w]+; +// ");

        if (errors > 0)

            throw new Error(errors + " found.");

    }

    void verify(String className, String[] flags, String... expects) {

        String output = javap(className, Arrays.asList(flags));

        for (String expect: expects) {

            Pattern expectPattern = Pattern.compile(expect);

            Matcher matcher = expectPattern.matcher(output);

            if (!matcher.find()) {

                error(expect + " not found");

            }

        }

    }

    void verify(String className, String... expects) {

        verify(className, new String[0], expects);

    }

    int errors;

    void error(String msg) {

        System.err.println(msg.replace("\n", NEW_LINE));

        errors++;

    }

    String javap(String className, List<String> flags) {

        StringWriter sw = new StringWriter();

        PrintWriter out = new PrintWriter(sw);

        List<String> args = new ArrayList<>(flags);

        args.addAll(Arrays.asList("-v", "-classpath", TEST_CLASSES, className));

        int rc = com.sun.tools.javap.Main.run(args.toArray(new String[args.size()]), out);

        out.close();

        String output = sw.toString();

        System.err.println("class " + className);

        System.err.println(output);

        if (rc != 0)

            throw new Error("javap failed. rc=" + rc);

        return output.replaceAll(NEW_LINE, "\n");

    }

    List x() { return null; }

    class V { void m(String... args) { } }

    enum E { e }

    @interface Anno { }

    static class S extends T4975569 {

        ArrayList x() { return null; }

    }

    protected class Prot { }

    private class Priv { int i; }

}