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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package javax.servlet;
/**
* Enumeration of dispatcher types. Used both to define filter mappings and by
* Servlets to determine why they were called.
*
* @since Servlet 3.0
*/
public enum DispatcherType {
/**
* {@link RequestDispatcher#forward(ServletRequest, ServletResponse)}
*/
FORWARD,
/**
* {@link RequestDispatcher#include(ServletRequest, ServletResponse)}
*/
INCLUDE,
/**
* Normal (non-dispatched) requests.
*/
REQUEST,
/**
* {@link AsyncContext#dispatch()}, {@link AsyncContext#dispatch(String)}
* and
* {@link AsyncContext#addListener(AsyncListener, ServletRequest, ServletResponse)}
*/
ASYNC,
/**
* When the container has passed processing to the error handler mechanism
* such as a defined error page.
*/
ERROR
}
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