org.springframework.integration.dispatcher
Class RoundRobinLoadBalancingStrategy

java.lang.Object
  org.springframework.integration.dispatcher.RoundRobinLoadBalancingStrategy

All Implemented Interfaces:

LoadBalancingStrategy

public class RoundRobinLoadBalancingStrategy
extends java.lang.Object
implements LoadBalancingStrategy

Round-robin implementation of LoadBalancingStrategy. This implementation will keep track of the index of the handler that has been tried first and use a different starting handler every dispatch.

Since:

1.0.3

Author:

Iwein Fuld, Mark Fisher, Oleg Zhurakousky

Constructor Summary

RoundRobinLoadBalancingStrategy()

Method Summary

java.util.Iterator<MessageHandler>

getHandlerIterator(Message<?> message, java.util.Collection<MessageHandler> handlers) Returns an iterator that starts at a new point in the collection every time the first part of the list that is skipped will be used at the end of the iteration, so it guarantees all handlers are returned once on subsequent next() invocations.

Methods inherited from class java.lang.Object

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

Constructor Detail

RoundRobinLoadBalancingStrategy

public RoundRobinLoadBalancingStrategy()

Method Detail

getHandlerIterator

public final java.util.Iterator<MessageHandler> getHandlerIterator(Message<?> message,
                                                                   java.util.Collection<MessageHandler> handlers)

Returns an iterator that starts at a new point in the collection every time the first part of the list that is skipped will be used at the end of the iteration, so it guarantees all handlers are returned once on subsequent next() invocations.

Specified by:

getHandlerIterator in interface LoadBalancingStrategy