ApplicationEvent (Spring Framework 5.2.12.RELEASE API)

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

所有已实现的接口:
Serializable
直接已知子类:
AbstractSubProtocolEvent, ApplicationContextEvent, BrokerAvailabilityEvent, PayloadApplicationEvent, RequestHandledEvent, TestContextEvent
```
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.
作者:
Rod Johnson, Juergen Hoeller
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.
- 方法概要
  所有方法实例方法具体方法
  修饰符和类型方法说明
  long getTimestamp()
  Return the system 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.
    参数:
    source - the object on which the event initially occurred or with which the event is associated (never null)
- 方法详细资料
  - getTimestamp
```
public final long getTimestamp()
```
    Return the system time in milliseconds when the event occurred.