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Work on managing update tile queue better

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This commit is contained in:
Mike Primm 2011-10-07 15:18:34 -05:00
parent 0385de578d
commit e67bfad65a
2 changed files with 48 additions and 2 deletions
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38
src/main/java/org/dynmap/AsynchronousQueue.java
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@ -16,12 +16,15 @@ public class AsynchronousQueue<T> {
private int dequeueTime;
private int accelDequeueTime;
private int accelDequeueThresh;
private int pendingcnt;
private int pendinglimit;
public AsynchronousQueue(Handler<T> handler, int dequeueTime, int accelDequeueThresh, int accelDequeueTime) {
public AsynchronousQueue(Handler<T> handler, int dequeueTime, int accelDequeueThresh, int accelDequeueTime, int pendinglimit) {
this.handler = handler;
this.dequeueTime = dequeueTime;
this.accelDequeueTime = accelDequeueTime;
this.accelDequeueThresh = accelDequeueThresh;
this.pendinglimit = pendinglimit;
}
public boolean push(T t) {
@ -42,6 +45,16 @@ public class AsynchronousQueue<T> {
return t;
}
}
public boolean remove(T t) {
synchronized (lock) {
if (set.remove(t)) {
queue.remove(t);
return true;
}
}
return false;
}
public int size() {
return set.size();
@ -95,8 +108,23 @@ public class AsynchronousQueue<T> {
private void running() {
try {
while (Thread.currentThread() == thread) {
synchronized(lock) {
while(pendingcnt >= pendinglimit) {
try {
lock.wait(accelDequeueTime);
} catch (InterruptedException ix) {
if(Thread.currentThread() != thread)
return;
throw ix;
}
}
}
T t = pop();
if (t != null) {
synchronized(lock) {
pendingcnt++;
}
Log.info("handle(" + t + ")");
handler.handle(t);
}
if(set.size() >= accelDequeueThresh)
@ -118,4 +146,12 @@ public class AsynchronousQueue<T> {
}
return true;
}
public void done(T t) {
Log.info("done(" + t + ")");
synchronized (lock) {
if(pendingcnt > 0) pendingcnt--;
lock.notifyAll();
}
}
}