test/hotspot/jtreg/vmTestbase/nsk/monitoring/share/thread/ThreadMonitoringScenario.java

/*
 * Copyright (c) 2007, 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.
 *
 * 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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 */
package nsk.monitoring.share.thread;

import java.lang.management.ThreadMXBean;

/**
 * ThreadMonitoringScenario is basic interface which should be
 * implemented by all scenarios that excersize ThreadMXBean threads
 * information.
 */
public interface ThreadMonitoringScenario {
        /**
         * Begin this scenario. Make necessary preparations and start threads.
         */
        public void begin();

        /**
         * Wait for threads to come into pre-defined state.
         */
        public void waitState();

        /**
         * Check ThreadMXBean information.
         */
        public void check(ThreadMXBean threadMXBean);

        /**
         * Signal threads to finish.
         */
        public void finish();

        /**
         * End this scenario. Wait for threads to exit and make
         * necessary cleanup.
         */
        public void end();
}