configureproxiesaction.java

这是linux下ssl vpn的实现程序

/*
 *  SSL-Explorer
 *
 *  Copyright (C) 2003-2006 3SP LTD. All Rights Reserved
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU General Public License
 *  as published by the Free Software Foundation; either version 2 of
 *  the License, or (at your option) any later version.
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public
 *  License along with this program; if not, write to the Free Software
 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
			
package com.sslexplorer.install.actions;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import com.sslexplorer.security.SessionInfo;
import com.sslexplorer.wizard.AbstractWizardSequence;
import com.sslexplorer.wizard.actions.AbstractWizardAction;
import com.sslexplorer.wizard.forms.AbstractWizardForm;

/**
 * Implementation of a
 * {@link com.sslexplorer.wizard.actions.AbstractWizardAction} that allos the
 * proxies servers to be used for outgoing connections to be configured.
 * 
 * @author Brett Smith <a href="mailto: [e-mail]">&lt;[e-mail]&gt;</a>
 * @version $Revision: 1.4 $
 */
public class ConfigureProxiesAction extends AbstractWizardAction {
    
    /**
     * Constructor.
     */
    public ConfigureProxiesAction() {
        super();
    }

    /* (non-Javadoc)
     * @see com.sslexplorer.core.actions.CoreAction#getNavigationContext(org.apache.struts.action.ActionMapping, org.apache.struts.action.ActionForm, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
     */
    public int getNavigationContext(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) {
        return SessionInfo.SETUP_CONSOLE_CONTEXT;
    }

    /* (non-Javadoc)
     * @see com.sslexplorer.wizard.actions.AbstractWizardAction#createWizardSequence(org.apache.struts.action.ActionMapping, org.apache.struts.action.ActionForm, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
     */
    protected AbstractWizardSequence createWizardSequence(ActionMapping mapping, ActionForm form, HttpServletRequest request,
                                                          HttpServletResponse response) throws Exception {
        throw new Exception("Cannot create sequence on this page.");
    }

    /**
     * Toggles the use of proxy servers. Simply applies and redisplays.
     *  
     * @param mapping mapping
     * @param form form
     * @param request request
     * @param response response 
     * @return forward
     * @throws Exception on any error
     */
    public ActionForward toggle(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response)
                    throws Exception {
        applyToSequence(mapping, (AbstractWizardForm) form, request, response);
        return unspecified(mapping, form, request, response);
    }
}