org.symphonyoss.s2.canon.runtime.cache

Interface IMonitor<V>

All Superinterfaces:

IProducer<V>

All Known Implementing Classes:

Monitor

public interface IMonitor<V>
extends IProducer<V>

Method Summary

Modifier and Type	Method and Description
void	addListener(org.symphonyoss.s2.fugue.pipeline.IConsumer<V> listener, org.symphonyoss.s2.fugue.core.trace.ITraceContext trace) Add the given listener and optionally call back immediately with the current value.
V	getValue()
IMonitor<V>	setValue(V value, org.symphonyoss.s2.fugue.core.trace.ITraceContext trace)
IMonitor<V>	setValueIfGreater(V value, org.symphonyoss.s2.fugue.core.trace.ITraceContext trace)

Methods inherited from interface org.symphonyoss.s2.canon.runtime.IProducer

addListener, removeListener

Method Detail

getValue

V getValue()

setValueIfGreater

IMonitor<V> setValueIfGreater(V value,
                              org.symphonyoss.s2.fugue.core.trace.ITraceContext trace)

setValue

IMonitor<V> setValue(V value,
                     org.symphonyoss.s2.fugue.core.trace.ITraceContext trace)

addListener

void addListener(org.symphonyoss.s2.fugue.pipeline.IConsumer<V> listener,
                 org.symphonyoss.s2.fugue.core.trace.ITraceContext trace)

Add the given listener and optionally call back immediately with the current value.

Parameters:

listener - A listener which will be called whenever the value of this monitor changes.

trace - If non-null then call the listener with the current value and the given trace context.