javax.servlet.ServletRequestListener Maven / Gradle / Ivy
/*
* 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;
import java.util.EventListener;
/**
* A ServletRequestListener can be implemented by the developer
* interested in being notified of requests coming in and out of
* scope in a web component. A request is defined as coming into
* scope when it is about to enter the first servlet or filter
* in each web application, as going out of scope when it exits
* the last servlet or the first filter in the chain.
*
* @since Servlet 2.4
*/
public interface ServletRequestListener extends EventListener {
/**
* The request is about to go out of scope of the web application.
* The default implementation is a NO-OP.
* @param sre Information about the request
*/
public default void requestDestroyed (ServletRequestEvent sre) {
}
/**
* The request is about to come into scope of the web application.
* The default implementation is a NO-OP.
* @param sre Information about the request
*/
public default void requestInitialized (ServletRequestEvent sre) {
}
}