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## org.springframework.context
Class ApplicationEvent

    java.lang.Object
      java.util.EventObject
          org.springframework.context.ApplicationEvent

All Implemented Interfaces:
  Serializable

Direct Known Subclasses:
  ApplicationContextEvent, RequestHandledEvent

    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.

Author:
  Rod Johnson, Juergen Hoeller
See Also:
  Serialized Form

Field Summary

Fields inherited from class java.util.EventObject
`source`

Constructor Summary
`ApplicationEvent(Object source)` Create a new ApplicationEvent.

Method Summary
`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`

Constructor Detail

### ApplicationEvent

    public ApplicationEvent(Object source)

  Create a new ApplicationEvent.

  Parameters:
    `source` - the component that published the event (never `null`)

Method Detail

### getTimestamp

    public final long getTimestamp()

  Return the system time in milliseconds when the event happened.

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