2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
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14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 package javax.servlet;
19 import java.util.EventListener;
22 * A ServletRequestListener can be implemented by the developer
23 * interested in being notified of requests coming in and out of
24 * scope in a web component. A request is defined as coming into
25 * scope when it is about to enter the first servlet or filter
26 * in each web application, as going out of scope when it exits
27 * the last servlet or the first filter in the chain.
33 public interface ServletRequestListener extends EventListener {
35 /** The request is about to go out of scope of the web application. */
36 public void requestDestroyed ( ServletRequestEvent sre );
38 /** The request is about to come into scope of the web application. */
39 public void requestInitialized ( ServletRequestEvent sre );