程序包 cn.taketoday.context

类 ApplicationEvent

java.lang.Object

java.util.EventObject

cn.taketoday.context.ApplicationEvent

所有已实现的接口:

Serializable

直接已知子类:

ApplicationContextEvent, PayloadApplicationEvent

public abstract class ApplicationEvent
extends EventObject

Class to be extended by all application events. Abstract as it doesn't make sense for generic events to be published directly.

从以下版本开始:

2018-09-09 21:23

作者:

Rod Johnson, Juergen Hoeller, TODAY

另请参阅:

• ApplicationListener
• EventListener
• 序列化表格

字段概要

从类继承的字段 java.util.EventObject

source

构造器概要

构造器

构造器	说明
ApplicationEvent(Object source)	Create a new ApplicationEvent with its timestamp set to System.currentTimeMillis().
ApplicationEvent(Object source, Clock clock)	Create a new ApplicationEvent with its timestamp set to the value returned by Clock.millis() in the provided Clock.

方法概要

修饰符和类型	方法	说明
final long	getTimestamp()	Return the time in milliseconds when the event occurred.

从类继承的方法 java.util.EventObject

getSource, toString

从类继承的方法 java.lang.Object

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

构造器详细资料

ApplicationEvent

public ApplicationEvent(Object source)

Create a new ApplicationEvent with its timestamp set to System.currentTimeMillis().

参数:

source - the object on which the event initially occurred or with which the event is associated (never null)

另请参阅:

• ApplicationEvent(Object, Clock)

ApplicationEvent

public ApplicationEvent(Object source,
 Clock clock)

Create a new ApplicationEvent with its timestamp set to the value returned by Clock.millis() in the provided Clock.

This constructor is typically used in testing scenarios.

参数:

source - the object on which the event initially occurred or with which the event is associated (never null)

clock - a clock which will provide the timestamp

另请参阅:

• ApplicationEvent(Object)

方法详细资料

getTimestamp

public final long getTimestamp()

Return the time in milliseconds when the event occurred.

另请参阅:

• ApplicationEvent(Object)
• ApplicationEvent(Object, Clock)