org.springframework.context

Class ApplicationEvent

java.lang.Object

java.util.EventObject

org.springframework.context.ApplicationEvent

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

AbstractSubProtocolEvent, ApplicationContextEvent, BrokerAvailabilityEvent, PayloadApplicationEvent, RequestHandledEvent

public abstract class ApplicationEvent
extends java.util.EventObject

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

Author:

Rod Johnson, Juergen Hoeller

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private static long	serialVersionUID use serialVersionUID from Spring 1.2 for interoperability
private long	timestamp System time when the event happened

Fields inherited from class java.util.EventObject

source

Constructor Summary

Constructors

Constructor and Description
ApplicationEvent(java.lang.Object source) Create a new ApplicationEvent.

Method Summary

Modifier and Type	Method and Description
long	getTimestamp() Return the system time in milliseconds when the event happened.

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

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

Field Detail

serialVersionUID

private static final long serialVersionUID

use serialVersionUID from Spring 1.2 for interoperability

See Also:

Constant Field Values

timestamp

private final long timestamp

System time when the event happened

Constructor Detail

ApplicationEvent

public ApplicationEvent(java.lang.Object source)

Create a new ApplicationEvent.

Parameters:

source - the object on which the event initially occurred (never null)

Method Detail

getTimestamp

public final long getTimestamp()

Return the system time in milliseconds when the event happened.