/*

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 * 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.

 *

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 */

/**

 * @test

 * @bug 4453310

 * @summary Test the deletion of event requests that are expired

 * by virtue of addCountFilter.

 *

 * @author Robert Field

 *

 * @run build TestScaffold VMConnection TargetListener TargetAdapter

 * @run compile -g ExpiredRequestDeletionTest.java

 * @run driver ExpiredRequestDeletionTest

 */

import com.sun.jdi.*;

import com.sun.jdi.event.*;

import com.sun.jdi.request.*;

import java.util.*;

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

class ExpiredRequestDeletionTarg {

    int foo = 9;

    public static void main(String[] args){

        System.out.println("Why, hello there...");

        (new ExpiredRequestDeletionTarg()).bar();

    }

    void bar() {

        ++foo;

    }

}

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

public class ExpiredRequestDeletionTest extends TestScaffold {

    EventRequestManager erm;

    ReferenceType targetClass;

    ThreadReference mainThread;

    Throwable throwable = null;

    ExpiredRequestDeletionTest (String args[]) {

        super(args);

    }

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

        new ExpiredRequestDeletionTest(args).startTests();

    }

    /********** event handlers **********/

    public void breakpointReached(BreakpointEvent event) {

        try {

            EventRequest req = event.request();

            if (req != null) {

                println("Deleting BreakpointRequest");

                erm.deleteEventRequest(req);

            } else {

                println("Got BreakpointEvent with null request");

            }

        } catch (Throwable exc) {

            throwable = exc;

            failure("Deleting BreakpointRequest threw - " + exc);

        }

    }

    public void stepCompleted(StepEvent event) {

        try {

            EventRequest req = event.request();

            if (req != null) {

                println("Deleting StepRequest");

                erm.deleteEventRequest(req);

            } else {

                println("Got StepEvent with null request");

            }

        } catch (Throwable exc) {

            throwable = exc;

            failure("Deleting StepRequest threw - " + exc);

        }

    }

    /********** test core **********/

    protected void runTests() throws Exception {

        /*

         * Get to the top of main()

         * to determine targetClass and mainThread

         */

        BreakpointEvent bpe = startToMain("ExpiredRequestDeletionTarg");

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

        mainThread = bpe.thread();

        erm = vm().eventRequestManager();

        List meths = targetClass.methodsByName("bar");

        if (meths.size() != 1) {

            throw new Exception("test error: should be one bar()");

        }

        Method barMethod = (Method)meths.get(0);

        /*

         * Set event requests

         */

        StepRequest sr = erm.createStepRequest(mainThread,

                                                    StepRequest.STEP_LINE,

                                                    StepRequest.STEP_OVER);

        sr.addCountFilter(1);

        sr.enable();

        BreakpointRequest bpr =

            erm.createBreakpointRequest(barMethod.location());

        bpr.addCountFilter(1);

        bpr.enable();

        /*

         * 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("ExpiredRequestDeletionTest: passed");

        } else {

            throw new Exception("ExpiredRequestDeletionTest: failed", throwable);

        }

    }

}