/*

 * Copyright (c) 2013, 2018, 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.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * 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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package jdk.jfr.jmx;

import java.util.List;

import jdk.jfr.RecordingState;

import jdk.management.jfr.FlightRecorderMXBean;

import jdk.management.jfr.RecordingInfo;

import jdk.test.lib.jfr.CommonHelper;

import jdk.test.lib.jfr.VoidFunction;

/*

 * @test

 * @key jfr

 * @library /test/lib /test/jdk

 * @run main/othervm jdk.jfr.jmx.TestRecordingStateInvalid

 */

public class TestRecordingStateInvalid {

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

        FlightRecorderMXBean bean = JmxHelper.getFlighteRecorderMXBean();

        long recId = createRecording(bean);

        verifyIllegalState(()->{ bean.stopRecording(recId); }, "Stop not started");

        startRecording(recId, bean);

        verifyIllegalState(()->{ bean.startRecording(recId); }, "Start already started");

        stopRecording(recId, bean);

        verifyIllegalState(()->{ bean.startRecording(recId); }, "Start already stopped");

        verifyIllegalState(()->{ bean.stopRecording(recId); }, "Stop already stopped");

        destroyRecording(recId, bean);

        verifyIllegalArg(()->{ bean.startRecording(recId); }, "Start already destroyed");

        verifyIllegalArg(()->{ bean.stopRecording(recId); }, "Stop already destroyed");

    }

    private static long createRecording(FlightRecorderMXBean bean) throws Exception {

        List<RecordingInfo> preCreateRecordings = bean.getRecordings();

        long recId = bean.newRecording();

        JmxHelper.verifyNotExists(recId, preCreateRecordings);

        JmxHelper.verifyState(recId, RecordingState.NEW, bean);

        return recId;

    }

    private static void startRecording(long recId, FlightRecorderMXBean bean) throws Exception {

        JmxHelper.verifyState(recId, RecordingState.NEW, bean);

        bean.startRecording(recId);

        JmxHelper.verifyState(recId, RecordingState.RUNNING, bean);

    }

    private static void stopRecording(long recId, FlightRecorderMXBean bean) throws Exception {

        JmxHelper.verifyState(recId, RecordingState.RUNNING, bean);

        bean.stopRecording(recId);

        JmxHelper.verifyState(recId, RecordingState.STOPPED, bean);

    }

    private static void destroyRecording(long recId, FlightRecorderMXBean bean) throws Exception {

        JmxHelper.verifyState(recId, RecordingState.STOPPED, bean);

        bean.closeRecording(recId);

        JmxHelper.verifyNotExists(recId, bean.getRecordings());

    }

    private static void verifyIllegalState(VoidFunction f, String msg) throws Throwable {

        CommonHelper.verifyException(f, msg, IllegalStateException.class);

    }

    private static void verifyIllegalArg(VoidFunction f, String msg) throws Throwable {

        CommonHelper.verifyException(f, msg, IllegalArgumentException.class);

    }

}