org.eclipse.jetty.monitor.jmx
类 EventTrigger

java.lang.Object
  org.eclipse.jetty.monitor.jmx.EventTrigger

直接已知子类：

AggregateEventTrigger, AndEventTrigger, AttrEventTrigger, OrEventTrigger

public abstract class EventTrigger
extends Object

EventTrigger Abstract base class for all EventTrigger implementations. Used to determine whether the necessary conditions for triggering an event are present.

构造方法摘要

EventTrigger()
Construct an event trigger

方法摘要

String	getID() Retrieve the identification string of the event trigger
abstract EventState<?>	getState(long timestamp) Retrieve the event state associated with specified invocation of the event trigger match method
abstract boolean	match(long timestamp) Abstract method to verify if the event trigger conditions are in the appropriate state for an event to be triggered

从类 java.lang.Object 继承的方法

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

构造方法详细信息

EventTrigger

public EventTrigger()

Construct an event trigger

方法详细信息

getID

public String getID()

Retrieve the identification string of the event trigger

返回：

unique identification string

match

public abstract boolean match(long timestamp)
                       throws Exception

Abstract method to verify if the event trigger conditions are in the appropriate state for an event to be triggered

返回：

true to trigger an event

抛出：

Exception

getState

public abstract EventState<?> getState(long timestamp)

Retrieve the event state associated with specified invocation of the event trigger match method

参数：

timestamp - time stamp associated with invocation

返回：

event state or null if not found