javax.servlet
Class ServletRequestAttributeEvent

java.lang.Object
  extended by java.util.EventObject
      extended by javax.servlet.ServletRequestEvent
          extended by javax.servlet.ServletRequestAttributeEvent
All Implemented Interfaces:
java.io.Serializable

public class ServletRequestAttributeEvent
extends ServletRequestEvent

This is the event class for notifications of changes to the attributes of the servlet request in an application.

Since:
Servlet 2.4
See Also:
ServletRequestAttributeListener, Serialized Form

Field Summary
 
Fields inherited from class java.util.EventObject
source
 
Constructor Summary
ServletRequestAttributeEvent(ServletContext sc, ServletRequest request, java.lang.String name, java.lang.Object value)
          Construct a ServletRequestAttributeEvent giving the servlet context of this web application, the ServletRequest whose attributes are changing and the name and value of the attribute.
 
Method Summary
 java.lang.String getName()
          Return the name of the attribute that changed on the ServletRequest.
 java.lang.Object getValue()
          Returns the value of the attribute that has been added, removed or replaced.
 
Methods inherited from class javax.servlet.ServletRequestEvent
getServletContext, getServletRequest
 
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

ServletRequestAttributeEvent

public ServletRequestAttributeEvent(ServletContext sc,
                                    ServletRequest request,
                                    java.lang.String name,
                                    java.lang.Object value)
Construct a ServletRequestAttributeEvent giving the servlet context of this web application, the ServletRequest whose attributes are changing and the name and value of the attribute.

Parameters:
sc - the ServletContext that is sending the event.
request - the ServletRequest that is sending the event.
name - the name of the request attribute.
value - the value of the request attribute.
Method Detail

getName

public java.lang.String getName()
Return the name of the attribute that changed on the ServletRequest.

Returns:
the name of the changed request attribute

getValue

public java.lang.Object getValue()
Returns the value of the attribute that has been added, removed or replaced. If the attribute was added, this is the value of the attribute. If the attribute was removed, this is the value of the removed attribute. If the attribute was replaced, this is the old value of the attribute.

Returns:
the value of the changed request attribute


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