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81 lines
1.7 KiB
81 lines
1.7 KiB
/*
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* Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
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* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*/
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package javax.management.timer;
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import java.util.Date;
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import java.util.logging.Level;
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import static com.sun.jmx.defaults.JmxProperties.TIMER_LOGGER;
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/**
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* This class provides a simple implementation of an alarm clock MBean.
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* The aim of this MBean is to set up an alarm which wakes up the timer every timeout (fixed-delay)
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* or at the specified date (fixed-rate).
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*/
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class TimerAlarmClock extends java.util.TimerTask {
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Timer listener = null;
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long timeout = 10000;
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Date next = null;
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/*
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* ------------------------------------------
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* CONSTRUCTORS
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* ------------------------------------------
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*/
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public TimerAlarmClock(Timer listener, long timeout) {
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this.listener = listener;
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this.timeout = Math.max(0L, timeout);
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}
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public TimerAlarmClock(Timer listener, Date next) {
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this.listener = listener;
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this.next = next;
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}
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/*
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* ------------------------------------------
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* PUBLIC METHODS
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* ------------------------------------------
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*/
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/**
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* This method is called by the timer when it is started.
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*/
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public void run() {
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try {
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//this.sleep(timeout);
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TimerAlarmClockNotification notif = new TimerAlarmClockNotification(this);
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listener.notifyAlarmClock(notif);
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} catch (Exception e) {
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TIMER_LOGGER.logp(Level.FINEST, Timer.class.getName(), "run",
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"Got unexpected exception when sending a notification", e);
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}
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}
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}
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