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Massive refactoring of EBEDD and WorkStealer and basically everything...

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This commit is contained in:
Viktor Klang 2010-09-10 18:12:09 +02:00
parent 5fdaad467f
commit 158ea29bfd
6 changed files with 280 additions and 201 deletions
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61
akka-actor/src/main/scala/dispatch/MessageHandling.scala
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@ -8,10 +8,10 @@ import se.scalablesolutions.akka.actor.{Actor, ActorRef, ActorInitializationExce
import org.multiverse.commitbarriers.CountDownCommitBarrier
import se.scalablesolutions.akka.AkkaException
import se.scalablesolutions.akka.util.{Duration, HashCode, Logging}
import java.util.{Queue, List}
import java.util.concurrent._
import concurrent.forkjoin.LinkedTransferQueue
import se.scalablesolutions.akka.util.{SimpleLock, Duration, HashCode, Logging}
/**
* @author <a href="http://jonasboner.com">Jonas Bon&#233;r</a>
@ -63,6 +63,7 @@ class MessageQueueAppendFailedException(message: String) extends AkkaException(m
* @author <a href="http://jonasboner.com">Jonas Bon&#233;r</a>
*/
trait MessageQueue {
val dispatcherLock = new SimpleLock
def enqueue(handle: MessageInvocation)
def dequeue(): MessageInvocation
def size: Int
@ -84,40 +85,28 @@ case class MailboxConfig(capacity: Int, pushTimeOut: Option[Duration], blockingD
*/
def newMailbox(bounds: Int = capacity,
pushTime: Option[Duration] = pushTimeOut,
blockDequeue: Boolean = blockingDequeue) : MessageQueue = {
if (bounds <= 0) { //UNBOUNDED: Will never block enqueue and optionally blocking dequeue
new LinkedTransferQueue[MessageInvocation] with MessageQueue {
def enqueue(handle: MessageInvocation): Unit = this add handle
def dequeue(): MessageInvocation = {
if(blockDequeue) this.take()
else this.poll()
}
}
}
else if (pushTime.isDefined) { //BOUNDED: Timeouted enqueue with MessageQueueAppendFailedException and optionally blocking dequeue
val time = pushTime.get
new BoundedTransferQueue[MessageInvocation](bounds) with MessageQueue {
def enqueue(handle: MessageInvocation) {
if (!this.offer(handle,time.length,time.unit))
throw new MessageQueueAppendFailedException("Couldn't enqueue message " + handle + " to " + this.toString)
}
blockDequeue: Boolean = blockingDequeue) : MessageQueue = new DefaultMessageQueue(bounds,pushTime,blockDequeue)
}
def dequeue(): MessageInvocation = {
if (blockDequeue) this.take()
else this.poll()
}
class DefaultMessageQueue(override val capacity: Int, pushTimeOut: Option[Duration], blockDequeue: Boolean) extends BoundableTransferQueue[MessageInvocation](capacity) with MessageQueue {
def enqueue(handle: MessageInvocation) {
if(bounded) {
if (pushTimeOut.isDefined) {
if(!this.offer(handle,pushTimeOut.get.length,pushTimeOut.get.unit))
throw new MessageQueueAppendFailedException("Couldn't enqueue message " + handle + " to " + this.toString)
}
}
else { //BOUNDED: Blocking enqueue and optionally blocking dequeue
new LinkedBlockingQueue[MessageInvocation](bounds) with MessageQueue {
def enqueue(handle: MessageInvocation): Unit = this put handle
def dequeue(): MessageInvocation = {
if(blockDequeue) this.take()
else this.poll()
}
else {
this.put(handle)
}
} else {
this.add(handle)
}
}
def dequeue(): MessageInvocation = {
if (blockDequeue) this.take()
else this.poll()
}
}
/**
@ -156,14 +145,4 @@ trait MessageDispatcher extends Logging {
* Creates and returns a mailbox for the given actor
*/
protected def createMailbox(actorRef: ActorRef): AnyRef = null
}
/**
* @author <a href="http://jonasboner.com">Jonas Bon&#233;r</a>
*/
trait MessageDemultiplexer {
def select
def wakeUp
def acquireSelectedInvocations: List[MessageInvocation]
def releaseSelectedInvocations
}
}