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/**
* Copyright 2010 JogAmp Community. 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.
*
* THIS SOFTWARE IS PROVIDED BY JogAmp Community ``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 JogAmp Community 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.
*
* The views and conclusions contained in the software and documentation are those of the
* authors and should not be interpreted as representing official policies, either expressed
* or implied, of JogAmp Community.
*/
package com.jogamp.common.util;
/**
* Helper class to provide a Runnable queue implementation with a Runnable wrapper
* which notifies after execution for the <code>invokeAndWait()</code> semantics.
*/
public class RunnableTask implements Runnable {
Runnable runnable;
Object notifyObject;
boolean catchExceptions;
Object attachment;
Throwable runnableException;
long ts0, ts1, ts2;
public RunnableTask(Runnable runnable) {
this(runnable, null, false);
}
public RunnableTask(Runnable runnable, Object notifyObject) {
this(runnable, notifyObject, false);
}
public RunnableTask(Runnable runnable, Object notifyObject, boolean catchExceptions) {
this.runnable = runnable ;
this.notifyObject = notifyObject ;
this.catchExceptions = catchExceptions ;
ts0 = System.currentTimeMillis();
ts1 = 0;
ts2 = 0;
}
public Runnable getRunnable() {
return runnable;
}
/**
* Attach a custom object to this task.
* Useful to piggybag further information, ie tag a task final.
*/
public void setAttachment(Object o) {
attachment = o;
}
public Object getAttachment() {
return attachment;
}
public void run() {
ts1 = System.currentTimeMillis();
if(null == notifyObject) {
try {
runnable.run();
} catch (Throwable t) {
runnableException = t;
if(catchExceptions) {
runnableException.printStackTrace();
} else {
throw new RuntimeException(runnableException);
}
} finally {
ts2 = System.currentTimeMillis();
}
} else {
synchronized (notifyObject) {
try {
runnable.run();
} catch (Throwable t) {
runnableException = t;
if(catchExceptions) {
runnableException.printStackTrace();
} else {
throw new RuntimeException(runnableException);
}
} finally {
ts2 = System.currentTimeMillis();
notifyObject.notifyAll();
}
}
}
}
/**
* @return True if executed, otherwise false;
*/
public boolean isExecuted() { return 0 != ts2 ; }
/**
* @return A Throwable thrown while execution if any
*/
public Throwable getThrowable() { return runnableException; }
public long getTimestampCreate() { return ts0; }
public long getTimestampBeforeExec() { return ts1; }
public long getTimestampAfterExec() { return ts2; }
public long getDurationInQueue() { return ts1 - ts0; }
public long getDurationInExec() { return ts2 - ts1; }
public long getDurationTotal() { return ts2 - ts0; }
public String toString() {
return "RunnableTask[executed "+isExecuted()+", t2-t0 "+getDurationTotal()+", t2-t1 "+getDurationInExec()+", t1-t0 "+getDurationInQueue()+", throwable "+getThrowable()+", Runnable "+runnable+", Attachment "+attachment+"]";
}
}
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