org.hyperic.hq.events.server.session
Class SingleAlertExecutionStrategy

java.lang.Object
  org.hyperic.hq.events.server.session.SingleAlertExecutionStrategy

All Implemented Interfaces:

ExecutionStrategy

public class SingleAlertExecutionStrategy
extends java.lang.Object
implements ExecutionStrategy

Implementation of ExecutionStrategy that simply enqueues an AlertConditionsSatisfiedZEvent for processing. This is typically used by alert definitions with a frequency of everytime or once.

Constructor Summary

SingleAlertExecutionStrategy(ZeventEnqueuer zeventEnqueuer)

Method Summary

void	conditionsSatisfied(AlertConditionsSatisfiedZEvent event) Indicates that all conditions associated with an alert definition have been met
java.io.Serializable	getState()
void	initialize(java.io.Serializable initialState) Initializes this strategy

Methods inherited from class java.lang.Object

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

Constructor Detail

SingleAlertExecutionStrategy

public SingleAlertExecutionStrategy(ZeventEnqueuer zeventEnqueuer)

Parameters:

zeventEnqueuer - The ZeventEnqueuer to use for sending AlertConditionsSatisfiedZEvents

Method Detail

conditionsSatisfied

public void conditionsSatisfied(AlertConditionsSatisfiedZEvent event)

Description copied from interface: ExecutionStrategy

Indicates that all conditions associated with an alert definition have been met

Specified by:

conditionsSatisfied in interface ExecutionStrategy

Parameters:

event - An AlertConditionsSatisfiedZEvent to process

getState

public java.io.Serializable getState()

Specified by:

getState in interface ExecutionStrategy

Returns:

Any state held by this strategy that should be persisted between server restarts. May be null if no state saved.

initialize

public void initialize(java.io.Serializable initialState)

Description copied from interface: ExecutionStrategy

Initializes this strategy

Specified by:

initialize in interface ExecutionStrategy

Parameters:

initialState - Any state that was saved by the strategy with this alertDefinitionId the last time the server was shutdown. May be null if no state saved.