DispatchPolicy (ActiveMQ :: Broker 5.17.3 API)

All Known Implementing Classes:

ClientIdFilterDispatchPolicy, PriorityDispatchPolicy, PriorityNetworkDispatchPolicy, RoundRobinDispatchPolicy, SimpleDispatchPolicy, StrictOrderDispatchPolicy
```
public interface DispatchPolicy
```
Abstraction to allow different dispatching policies to be plugged into the topic region implementations. This is used by a topic to deliver messages to the matching subscriptions.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`dispatch(org.apache.activemq.broker.region.MessageReference node, org.apache.activemq.filter.MessageEvaluationContext msgContext, List<Subscription> consumers)`	Decides how to dispatch a selected message to a collection of consumers.

- Method Detail
  - dispatch
```
boolean dispatch(org.apache.activemq.broker.region.MessageReference node,
                 org.apache.activemq.filter.MessageEvaluationContext msgContext,
                 List<Subscription> consumers)
          throws Exception
```
    Decides how to dispatch a selected message to a collection of consumers. A safe approach is to dispatch to every subscription that matches. The list will be safe to iterate over when this method is called
    
    Returns:
    
    true if at least one consumer was dispatched or false if there are no active subscriptions that could be dispatched
    
    Throws:
    
    Exception