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package core;
import events.*;
import events.implementations.*;
import events.internal.*;
import prefs.VSPrefs;
import protocols.VSProtocol;
import simulator.*;
public class VSTask implements Comparable {
public final static boolean LOCAL = true;
public final static boolean GLOBAL = false;
private long taskTime;
private VSEvent event;
private VSProcess process;
private VSPrefs prefs;
private boolean isProgrammed;
private boolean isGlobalTimed;
private static int taskCounter;
private int taskNum;
public VSTask(long taskTime, VSProcess process, VSEvent event, boolean isLocal) {
this.process = process;
this.taskTime = taskTime > 0 ? taskTime : 0;
this.event = event;
this.prefs = process.getPrefs();
this.isGlobalTimed = !isLocal;
this.taskNum = ++taskCounter;
}
public int getTaskNum() {
return taskNum;
}
public void isProgrammed(boolean isProgrammed) {
this.isProgrammed = isProgrammed;
}
public boolean isProgrammed() {
return isProgrammed;
}
public boolean isMessageReceiveEvent() {
return event instanceof MessageReceiveEvent;
}
public boolean isProcessRecoverEvent() {
return event instanceof ProcessRecoverEvent;
}
public boolean isProtocol(VSProtocol protocol) {
if (event instanceof VSProtocol)
return ((VSProtocol) event).equals(protocol);
return false;
}
public boolean timeOver() {
if (isGlobalTimed)
return taskTime < process.getGlobalTime();
return taskTime < process.getTime();
}
public boolean equals(VSTask task) {
return taskNum == task.getTaskNum();
/*
return event.equals(task.getEvent())
&& taskTime == task.getTaskTime()
&& isGlobalTimed == task.isGlobalTimed()
&& isProgrammed == task.isProgrammed;
*/
}
public boolean isProcess(VSProcess process) {
return this.process.equals(process);
}
public boolean isGlobalTimed() {
return isGlobalTimed;
}
public VSProcess getProcess() {
return process;
}
public void run() {
if (event.getProcess() == null)
event.init(process);
event.onStart();
}
public long getTaskTime() {
return taskTime;
}
public VSEvent getEvent() {
return event;
}
private void logg(String message) {
process.logg(message);
}
public String toString() {
StringBuffer buffer = new StringBuffer();
buffer.append(prefs.getString("lang.task"));
buffer.append(" ");
buffer.append(getTaskTime());
buffer.append(event.toString());
buffer.append("; PID: ");
buffer.append(process.getProcessID());
return buffer.toString();
}
public int compareTo(Object object) {
if (object instanceof VSTask) {
final VSTask task = (VSTask) object;
if (taskTime < task.getTaskTime())
return -1;
else if (taskTime > task.getTaskTime())
return 1;
/* If it's a ProtocolRecover, it should get handled very first */
boolean a = event instanceof ProcessRecoverEvent;
boolean b = task.getEvent() instanceof ProcessRecoverEvent;
if (a && b)
return 0;
if (a)
return -1;
if (b)
return 1;
/* If it's a ProtocolEvent, it should get handled first */
a = event instanceof ProtocolEvent;
b = task.getEvent() instanceof ProtocolEvent;
if (a && b)
return 0;
if (a)
return -1;
if (b)
return 1;
}
return 0;
}
}
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