org.springframework.yarn.listener
Class AbstractCompositeListener<T>

java.lang.Object
  org.springframework.yarn.listener.AbstractCompositeListener<T>

Type Parameters:

T - the type of the listener

Direct Known Subclasses:

CompositeAppmasterStateListener, CompositeContainerAllocatorListener, CompositeContainerMonitorStateListener, CompositeContainerStateListener, CompositePartitionedStepExecutionStateListener

public class AbstractCompositeListener<T>
extends java.lang.Object

Base implementation for all composite listeners.

Author:

Janne Valkealahti

Constructor Summary

AbstractCompositeListener()
Constructs instance with an empty listener list.

Method Summary

OrderedComposite<T>	getListeners() Gets the listeners.
void	register(T listener) Register a new listener.
void	setListeners(java.util.List<? extends T> listeners) Sets the list of listeners.

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractCompositeListener

public AbstractCompositeListener()

Constructs instance with an empty listener list.

Method Detail

setListeners

public void setListeners(java.util.List<? extends T> listeners)

Sets the list of listeners. This clears all existing listeners.

Parameters:

listeners - the new listeners

register

public void register(T listener)

Register a new listener.

Parameters:

listener - the listener

getListeners

public OrderedComposite<T> getListeners()

Gets the listeners.

Returns:

the listeners