# Class SessionEvent

java.lang.Object
java.util.EventObject
org.apache.catalina.SessionEvent

All Implemented Interfaces:
  `Serializable`

public final class SessionEvent extends EventObject
General event for notifying listeners of significant changes on a Session.

Author:
  Craig R. McClanahan
See Also:
  - Serialized Form

- ## Field Summary

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

  `source`

- ## Constructor Summary

  Constructors
  Constructor
  Description
  `SessionEvent(Session session, String type, Object data)`
  Construct a new SessionEvent with the specified parameters.

- ## Method Summary

  Modifier and Type
  Method
  Description
  `Object`
  `getData()`
  `Session`
  `getSession()`
  `String`
  `getType()`
  `String`
  `toString()`

  ### 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 Details

  - ### SessionEvent

    public SessionEvent(Session session, String type, Object data)
    Construct a new SessionEvent with the specified parameters.
    Parameters:
      `session` - Session on which this event occurred
      `type` - Event type
      `data` - Event data

- ## Method Details

  - ### getData

    public Object getData()
    Returns:
      the event data of this event.

  - ### getSession

    public Session getSession()
    Returns:
      the Session on which this event occurred.

  - ### getType

    public String getType()
    Returns:
      the event type of this event.

  - ### toString

    public String toString()
    Overrides:
      `toString` in class `EventObject`