persistencyevent.java

aglet的部分源码

package com.ibm.aglet.event;

/*
 * @(#)PersistencyEvent.java
 * 
 * (c) Copyright IBM Corp. 1997, 1998
 * 
 * IBM grants you a non-exclusive, non-transferrable License to
 * use this program internally solely for the purposes of testing
 * and evaluating Java Aglet API.
 * You may not distribute, sublicense, lease, rent or use this
 * sample program externally.
 * 
 * THIS ROGRAM IS PROVIDED "AS IS" WITHOUT ANY WARRANTY EXPRESS OR
 * IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE WARRANTY OF
 * NON-INFRINGEMENT AND THE WARRANTIES OF MERCHANTIBILITY AND
 * FITNESS FOR A PARTICULAR PURPOSE.
 * IBM WILL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY YOU AS
 * A RESULT OF USING THIS SAMPLE PROGRAM. IN NO EVENT WILL IBM BE
 * LIABLE FOR ANY SPECIAL, INDIRECT CONSEQUENTIAL DAMAGES OR LOST
 * PROFITS EVEN IF IBM HAS BEEN ADVISED OF THE POSSIBILITY OF THEIR
 * OCCURRENCE OR LOSS OF OR DAMAGE TO YOUR RECORDS OR DATA.
 * IBM WILL NOT BE LIABLE FOR ANY THIRD PARTY CLAIMS AGAINST YOU.
 */

import com.ibm.aglet.AgletProxy;

/**
 * The persistency event
 * 
 * @version     1.00    $Date: 2001/07/28 06:34:10 $
 * @author      Mitsuru Oshima
 */
public class PersistencyEvent extends AgletEvent {

	/**
	 * Marks the first integer id for the range of persistency event ids.
	 */
	public static final int AGLET_PERSISTENCY_FIRST = 1300;

	/**
	 * Marks the last integer id for the range of persistency event ids.
	 */
	public static final int AGLET_PERSISTENCY_LAST = 1301;

	/**
	 * The DEACTIVATING event type is delivered when the aglet is deactivated.
	 */
	public static final int DEACTIVATING = AGLET_PERSISTENCY_FIRST;

	/**
	 * The ACTIVATION event type is delivered when the aglet is activated.
	 */
	public static final int ACTIVATION = AGLET_PERSISTENCY_FIRST + 1;

	private static String name[] = {
		"DEACTIVATING", "ACTIVATION", 
	};

	private long duration;

	/**
	 * Constructs a PersistencyEvent with the specified id, aglet proxy and
	 * duration.
	 */
	public PersistencyEvent(int id, AgletProxy aglet, long duration) {
		super(aglet, id);
		this.duration = duration;
	}
	/**
	 * Returns the aglet proxy which is the source of the event.
	 */
	public AgletProxy getAgletProxy() {
		return (AgletProxy)source;
	}
	/**
	 * Gets the duration
	 */
	public long getDuration() {
		return duration;
	}
	public String toString() {
		return "PersistencyEvent[" + name[id - AGLET_PERSISTENCY_FIRST] + "]";
	}
}