javax.servlet.ServletRequestAttributeEvent Maven / Gradle / Ivy
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 1997-2008 Sun Microsystems, Inc. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can obtain
* a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
* or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
* Sun designates this particular file as subject to the "Classpath" exception
* as provided by Sun in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the License
* Header, with the fields enclosed by brackets [] replaced by your own
* identifying information: "Portions Copyrighted [year]
* [name of copyright owner]"
*
* Contributor(s):
*
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*
*
* This file incorporates work covered by the following copyright and
* permission notice:
*
* Copyright 2004 The Apache Software Foundation
*
* Licensed 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;
/**
* This is the event class for notifications of changes to the
* attributes of the servlet request in an application.
* @see ServletRequestAttributeListener
* @since Servlet 2.4
*/
public class ServletRequestAttributeEvent extends ServletRequestEvent {
private String name;
private 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.
*
* @param sc the ServletContext that is sending the event.
* @param request the ServletRequest that is sending the event.
* @param name the name of the request attribute.
* @param value the value of the request attribute.
*/
public ServletRequestAttributeEvent(ServletContext sc, ServletRequest request, String name, Object value) {
super(sc, request);
this.name = name;
this.value = value;
}
/**
* Return the name of the attribute that changed on the ServletRequest.
*
* @return the name of the changed request attribute
*/
public String getName() {
return this.name;
}
/**
* 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.
*
* @return the value of the changed request attribute
*/
public Object getValue() {
return this.value;
}
}