/*

 * Copyright (c) 2013, 2015, 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

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 * questions.

 */

/*

 * @test

 * @bug 8028504

 * @summary javac generates LocalVariableTable even with -g:none

 * @modules jdk.jdeps/com.sun.tools.classfile

 * @compile -g:none DontGenerateLVTForGNoneOpTest.java

 * @run main DontGenerateLVTForGNoneOpTest

 */

import java.io.File;

import java.lang.annotation.ElementType;

import java.lang.annotation.Target;

import java.nio.file.Paths;

import com.sun.tools.classfile.Attribute;

import com.sun.tools.classfile.ClassFile;

import com.sun.tools.classfile.Code_attribute;

import com.sun.tools.classfile.Method;

public class DontGenerateLVTForGNoneOpTest {

    public static void main(String[] args) throws Exception {

        new DontGenerateLVTForGNoneOpTest().run();

    }

    void run() throws Exception {

        checkClassFile(new File(Paths.get(System.getProperty("test.classes"),

                this.getClass().getName() + ".class").toUri()));

    }

    void checkClassFile(final File cfile) throws Exception {

        ClassFile classFile = ClassFile.read(cfile);

        for (Method method : classFile.methods) {

            Code_attribute code = (Code_attribute)method.attributes.get(Attribute.Code);

            if (code != null) {

                if (code.attributes.get(Attribute.LocalVariableTable) != null) {

                    throw new AssertionError("LVT shouldn't be generated for g:none");

                }

            }

        }

    }

    public void bar() {

        try {

            System.out.println();

        } catch(@TA Exception e) {

        } catch(Throwable t) {}

    }

    @Target(ElementType.TYPE_USE)

    @interface TA {}

}