trait QueueBasedMessageQueue extends MessageQueue with MultipleConsumerSemantics
A QueueBasedMessageQueue is a MessageQueue backed by a java.util.Queue.
- Source
- Mailbox.scala
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Abstract Value Members
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abstract
def
dequeue(): Envelope
Try to dequeue the next message from this queue, return null failing that.
Try to dequeue the next message from this queue, return null failing that.
- Definition Classes
- MessageQueue
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abstract
def
enqueue(receiver: ActorRef, handle: Envelope): Unit
Try to enqueue the message to this queue, or throw an exception.
Try to enqueue the message to this queue, or throw an exception.
- Definition Classes
- MessageQueue
- abstract def queue: Queue[Envelope]
Concrete Value Members
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def
cleanUp(owner: ActorRef, deadLetters: MessageQueue): Unit
Called when the mailbox this queue belongs to is disposed of.
Called when the mailbox this queue belongs to is disposed of. Normally it is expected to transfer all remaining messages into the dead letter queue which is passed in. The owner of this MessageQueue is passed in if available (e.g. for creating DeadLetters()), “/deadletters” otherwise.
- Definition Classes
- QueueBasedMessageQueue → MessageQueue
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def
hasMessages: Boolean
Indicates whether this queue is non-empty.
Indicates whether this queue is non-empty.
- Definition Classes
- QueueBasedMessageQueue → MessageQueue
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def
numberOfMessages: Int
Should return the current number of messages held in this queue; may always return 0 if no other value is available efficiently.
Should return the current number of messages held in this queue; may always return 0 if no other value is available efficiently. Do not use this for testing for presence of messages, use
hasMessages
instead.- Definition Classes
- QueueBasedMessageQueue → MessageQueue