Package org.jgroups.util

Class MaxOneThreadPerSender.Entry

java.lang.Object

org.jgroups.util.MaxOneThreadPerSender.Entry

Enclosing class:

MaxOneThreadPerSender

protected class MaxOneThreadPerSender.Entry
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
protected MessageBatch	batch
protected AsciiString	cluster_name
protected java.util.concurrent.locks.Lock	lock
protected boolean	mcast
protected long	queued_batches
protected long	queued_msgs
protected boolean	running
protected Address	sender
protected long	submitted_batches
protected long	submitted_msgs

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	Entry(Address sender, boolean mcast, AsciiString cluster_name)

Method Summary

Modifier and Type	Method	Description
protected boolean	allowedToSubmitToThreadPool(Message msg)	Either allows access to submit a task to the thread pool for delivery to the application, or queues the message
protected boolean	allowedToSubmitToThreadPool(MessageBatch msg_batch)
protected boolean	process(Message msg, boolean loopback)
protected boolean	process(MessageBatch batch)
MaxOneThreadPerSender.Entry	reset()
protected void	setRunning(boolean flag)
protected boolean	submit(Message msg, boolean loopback)
protected boolean	submit(MessageBatch batch)
java.lang.String	toString()
protected boolean	workAvailable(MessageBatch msg_batch)	Called by MaxOneThreadPerSender.BatchHandlerLoop.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

lock

protected final java.util.concurrent.locks.Lock lock

running

protected boolean running

mcast

protected final boolean mcast

batch

protected final MessageBatch batch

sender

protected final Address sender

cluster_name

protected final AsciiString cluster_name

submitted_msgs

protected long submitted_msgs

submitted_batches

protected long submitted_batches

queued_msgs

protected long queued_msgs

queued_batches

protected long queued_batches

Constructor Detail

Entry

protected Entry(Address sender,
                boolean mcast,
                AsciiString cluster_name)

Method Detail

reset

public MaxOneThreadPerSender.Entry reset()

process

protected boolean process(Message msg,
                          boolean loopback)

process

protected boolean process(MessageBatch batch)

submit

protected boolean submit(Message msg,
                         boolean loopback)

submit

protected boolean submit(MessageBatch batch)

allowedToSubmitToThreadPool

protected boolean allowedToSubmitToThreadPool(Message msg)

Either allows access to submit a task to the thread pool for delivery to the application, or queues the message

Parameters:

msg - the message

Returns:

true if the message can be submitted to the thread pool, or false (msg was queued)

allowedToSubmitToThreadPool

protected boolean allowedToSubmitToThreadPool(MessageBatch msg_batch)

workAvailable

protected boolean workAvailable(MessageBatch msg_batch)

Called by MaxOneThreadPerSender.BatchHandlerLoop. Atomically transfer messages from the entry's batch to this batch and returns true if messages were transferred. If not, sets running to false and returns false. In the latter case, the handler must terminate (or else, we could have multiple handler running).

Parameters:

msg_batch - the batch to which messages from this.batch should be transferred to.

setRunning

protected void setRunning(boolean flag)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object