Class ServletRequestAttributeEvent

java.lang.Object
java.util.EventObject
jakarta.servlet.ServletRequestEvent
jakarta.servlet.ServletRequestAttributeEvent
All Implemented Interfaces:
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:
  • Constructor Details

    • ServletRequestAttributeEvent

      public ServletRequestAttributeEvent(ServletContext sc, ServletRequest request, String name, 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 Details

    • getName

      public String getName()
      Return the name of the attribute that changed on the ServletRequest.
      Returns:
      the name of the changed request attribute
    • getValue

      public 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