osd-contiki/tools/cooja/java/se/sics/cooja/TimeEvent.java

76 lines
2.4 KiB
Java

/*
* Copyright (c) 2008, Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: TimeEvent.java,v 1.4 2009/03/03 13:42:45 fros4943 Exp $
*/
package se.sics.cooja;
/**
* @author Joakim Eriksson (ported to COOJA by Fredrik Osterlind)
*/
public abstract class TimeEvent {
TimeEvent nextEvent;
TimeEvent prevEvent;
EventQueue queue = null;
String name;
protected long time;
boolean removed = false;
public TimeEvent(long time) {
this(time, null);
}
public TimeEvent(long time, String name) {
this.time = time;
this.name = name;
}
public final long getTime() {
return time;
}
public boolean isScheduled() {
return queue != null && !removed;
}
public boolean remove() {
removed = true;
return false;
}
public abstract void execute(long t);
public String getShort() {
return "" + time + (name != null ? ": " + name : "");
}
}