actionforwards.java

这是一个轻便的j2ee的web应用框架,是一个在多个项目中运用的实际框架,采用struts,hebinate,xml等技术,有丰富的tag,role,navigation,session,dictio

/*
 * $Header: /sfroot/cvs/esimple/src/core/org/apache/struts/action/ActionForwards.java,v 1.1.1.1 2004/09/08 06:38:28 lava Exp $
 * $Revision: 1.1.1.1 $
 * $Date: 2004/09/08 06:38:28 $
 *
 * ====================================================================
 *
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 1999-2003 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", "Struts", 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 [e-mail].
 *
 * 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/>.
 *
 */


package org.apache.struts.action;


import java.io.Serializable;
import org.apache.commons.collections.FastHashMap;


/**
 * Encapsulate a collection of ActionForward objects that can be
 * administered and searched, while hiding the internal implementation.
 *
 * @author Craig R. McClanahan
 * @version $Revision: 1.1.1.1 $ $Date: 2004/09/08 06:38:28 $
 *
 * @deprecated Replaced by collection of ForwardConfig instances in
 *  {@link org.apache.struts.config.ModuleConfig} and ActionConfig
 */

public class ActionForwards implements Serializable {


    // ----------------------------------------------------- Instance Variables


    /**
     * The collection of ActionForward instances, keyed by logical name.
     */
    private FastHashMap forwards = new FastHashMap();


    // ------------------------------------------------------------- Properties


    /**
     * Return the "fast" mode flag.
     */
    public boolean getFast() {

        return (forwards.getFast());

    }


    /**
     * Set the "fast" mode flag.
     *
     * @param fast The new fast mode flag
     */
    public void setFast(boolean fast) {

        forwards.setFast(fast);

    }


    // --------------------------------------------------------- Public Methods


    /**
     * Register a logical forwarding to the set configured for this servlet.
     *
     * @param forward The forwarding to be added
     */
    public void addForward(ActionForward forward) {

    forwards.put(forward.getName(), forward);

    }


    /**
     * Return the forwarding associated with the specified logical name,
     * if any; otherwise return <code>null</code>.
     *
     * @param name Logical name of the requested forwarding
     */
    public ActionForward findForward(String name) {

    return ((ActionForward) forwards.get(name));

    }


    /**
     * Return the set of logical names for forwards defined in this collection.
     * If there are no such forwards, a zero-length array is returned.
     */
    public String[] findForwards() {

        return
           ((String[]) forwards.keySet().toArray(new String[forwards.size()]));

    }


    /**
     * Deregister a forwarding from the set configured for this servlet.
     *
     * @param forward The forwarding to be deregistered
     */
    public void removeForward(ActionForward forward) {

    forwards.remove(forward.getName());

    }


}