org.springframework.web.context.support

## Class RequestHandledEvent

- java.lang.Object
- - java.util.EventObject
  - - org.springframework.context.ApplicationEvent
    - - org.springframework.web.context.support.RequestHandledEvent

- All Implemented Interfaces:
    Serializable
  Direct Known Subclasses:
    PortletRequestHandledEvent, ServletRequestHandledEvent

      public class RequestHandledEvent
      extends ApplicationEvent

  Event raised when a request is handled within an ApplicationContext.

  Supported by Spring's own FrameworkServlet (through a specific ServletRequestHandledEvent subclass), but can also be raised by any other web component. Used, for example, by Spring's out-of-the-box PerformanceMonitorListener.

  Since:
    January 17, 2001
  Author:
    Rod Johnson, Juergen Hoeller
  See Also:
    `ServletRequestHandledEvent`, `FrameworkServlet`, `ApplicationEventPublisher.publishEvent(org.springframework.context.ApplicationEvent)`, Serialized Form

- - ### Field Summary

    - ### Fields inherited from class java.util.EventObject

      `source`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `RequestHandledEvent(Object source, String sessionId, String userName, long processingTimeMillis)` Create a new RequestHandledEvent with session information.
    `RequestHandledEvent(Object source, String sessionId, String userName, long processingTimeMillis, Throwable failureCause)` Create a new RequestHandledEvent with session information.

  - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `String` | `getDescription()` Return a full description of this event, involving all available context data.
    `Throwable` | `getFailureCause()` Return the cause of failure, if any.
    `long` | `getProcessingTimeMillis()` Return the processing time of the request in milliseconds.
    `String` | `getSessionId()` Return the id of the HTTP session, if any.
    `String` | `getShortDescription()` Return a short description of this event, only involving the most important context data.
    `String` | `getUserName()` Return the name of the user that was associated with the request (usually the UserPrincipal).
    `String` | `toString()`
    `boolean` | `wasFailure()` Return whether the request failed.

    - ### Methods inherited from class org.springframework.context.ApplicationEvent

      `getTimestamp`

    - ### Methods inherited from class java.util.EventObject

      `getSource`

    - ### Methods inherited from class java.lang.Object

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

- - ### Constructor Detail

    - #### RequestHandledEvent

          public RequestHandledEvent(Object source,
                             String sessionId,
                             String userName,
                             long processingTimeMillis)

      Create a new RequestHandledEvent with session information.
      Parameters:
        `source` - the component that published the event
        `sessionId` - the id of the HTTP session, if any
        `userName` - the name of the user that was associated with the request, if any (usually the UserPrincipal)
        `processingTimeMillis` - the processing time of the request in milliseconds

    - #### RequestHandledEvent

          public RequestHandledEvent(Object source,
                             String sessionId,
                             String userName,
                             long processingTimeMillis,
                             Throwable failureCause)

      Create a new RequestHandledEvent with session information.
      Parameters:
        `source` - the component that published the event
        `sessionId` - the id of the HTTP session, if any
        `userName` - the name of the user that was associated with the request, if any (usually the UserPrincipal)
        `processingTimeMillis` - the processing time of the request in milliseconds
        `failureCause` - the cause of failure, if any

  - ### Method Detail

    - #### getProcessingTimeMillis

          public long getProcessingTimeMillis()

      Return the processing time of the request in milliseconds.

    - #### getSessionId

          public String getSessionId()

      Return the id of the HTTP session, if any.

    - #### getUserName

          public String getUserName()

      Return the name of the user that was associated with the request (usually the UserPrincipal).
      See Also:
        `HttpServletRequest.getUserPrincipal()`

    - #### wasFailure

          public boolean wasFailure()

      Return whether the request failed.

    - #### getFailureCause

          public Throwable getFailureCause()

      Return the cause of failure, if any.

    - #### getShortDescription

          public String getShortDescription()

      Return a short description of this event, only involving the most important context data.

    - #### getDescription

          public String getDescription()

      Return a full description of this event, involving all available context data.

    - #### toString

          public String toString()

      Overrides:
        `toString` in class `EventObject`