HttpSessionBindingEvent.java
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上传日期:2013-06-23
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电子政务应用
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- /*
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 1999 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution, if
- * any, must include the following acknowlegement:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowlegement may appear in the software itself,
- * if and wherever such third-party acknowlegements normally appear.
- *
- * 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
- * Foundation" must not be used to endorse or promote products derived
- * from this software without prior written permission. For written
- * permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache"
- * nor may "Apache" appear in their names without prior written
- * permission of the Apache Group.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation. For more
- * information on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- *
- * ====================================================================
- *
- * This source code implements specifications defined by the Java
- * Community Process. In order to remain compliant with the specification
- * DO NOT add / change / or delete method signatures!
- */
- package javax.servlet.http;
- import java.util.EventObject;
- /**
- *
- * Sent to an object that implements
- * {@link HttpSessionBindingListener} when the object is
- * bound to or unbound from the session.
- *
- * <p>The session binds the object by a call to
- * <code>HttpSession.putValue</code> and unbinds the object
- * by a call to <code>HttpSession.removeValue</code>.
- *
- *
- *
- * @author Various
- * @version $Version$
- *
- * @see HttpSession
- * @see HttpSessionBindingListener
- *
- */
- public class HttpSessionBindingEvent extends EventObject {
- /* The name to which the object is being bound or unbound */
- private String name;
- /**
- *
- * Constructs an event that notifies an object that it
- * has been bound to or unbound from a session.
- * To receive the event, the object must implement
- * {@link HttpSessionBindingListener}.
- *
- *
- *
- * @param session the session to which the object is bound or unbound
- *
- * @param name the name with which the object is bound or unbound
- *
- * @see #getName
- * @see #getSession
- *
- */
- public HttpSessionBindingEvent(HttpSession session, String name) {
- super(session);
- this.name = name;
- }
- /**
- *
- * Returns the name with which the object is bound to or
- * unbound from the session.
- *
- *
- * @return a string specifying the name with which
- * the object is bound to or unbound from
- * the session
- *
- *
- */
- public String getName() {
- return name;
- }
- /**
- *
- * Returns the session to or from which the object is
- * bound or unbound.
- *
- * @return the session to which the object is
- * bound or from which the object is
- * unbound
- *
- *
- *
- */
- public HttpSession getSession() {
- return (HttpSession) getSource();
- }
- }