/*

 * 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.

 *

 */

/**

 *  @test

 *  @bug 4349534 4690242 4695338

 *  @summary regression - bad LocalVariableTable attribute when no initialization needed

 *

 *  @author Tim Bell

 *

 *  @run build TestScaffold VMConnection TargetListener TargetAdapter

 *  @run compile -g GetLocalVariables2Test.java

 *  @run main GetLocalVariables2Test

 */

import com.sun.jdi.*;

import com.sun.jdi.event.*;

import com.sun.jdi.request.*;

import java.util.*;

    /********** target program **********/

class GetLocalVariables2Targ {

    static boolean bar(int i) {

        if (i < 2) {

            return true;

        } else {

            return false;

        }

    }

    public static void main(String[] args) {

        int i = 1;

        String command;

        if (i == 0) {

            command = "0";

        } else if (bar(i)) {

            command = "1";

        } else {

            command = "2";

        }

    }

}

    /********** test program **********/

public class GetLocalVariables2Test extends TestScaffold {

    ReferenceType targetClass;

    ThreadReference mainThread;

    GetLocalVariables2Test (String args[]) {

        super(args);

    }

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

        new GetLocalVariables2Test(args).startTests();

    }

    protected void runTests() throws Exception {

        /*

         * Get to the top of main()

         * to determine targetClass and mainThread

         */

        BreakpointEvent bpe = startToMain("GetLocalVariables2Targ");

        targetClass = bpe.location().declaringType();

        mainThread = bpe.thread();

        EventRequestManager erm = vm().eventRequestManager();

        bpe = resumeTo("GetLocalVariables2Targ", "bar", "(I)Z");

        /*

         * Inspect the stack frame for main(), not bar()...

         */

        StackFrame frame = bpe.thread().frame(1);

        List localVars = frame.visibleVariables();

        System.out.println("    Visible variables at this point are: ");

        for (Iterator it = localVars.iterator(); it.hasNext();) {

            LocalVariable lv = (LocalVariable) it.next();

            System.out.print(lv.name());

            System.out.print(" typeName: ");

            System.out.print(lv.typeName());

            System.out.print(" signature: ");

            System.out.print(lv.type().signature());

            System.out.print(" primitive type: ");

            System.out.println(lv.type().name());

            if("command".equals(lv.name())) {

                failure("Failure: LocalVariable \"command\" should not be visible at this point.");

                if (lv.isVisible(frame)) {

                    System.out.println("Failure: \"command.isvisible(frame)\" returned true.");

                }

            }

        }

        /*

         * resume the target listening for events

         */

        listenUntilVMDisconnect();

        /*

         * deal with results of test

         * if anything has called failure("foo") testFailed will be true

         */

        if (!testFailed) {

            println("GetLocalVariables2Test: passed");

        } else {

            throw new Exception("GetLocalVariables2Test: failed");

        }

    }

}