showapplicationshortcutsdispatchaction.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.extensions.actions;

import java.util.List;

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

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.struts.Globals;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;

import com.sslexplorer.core.CoreServlet;
import com.sslexplorer.extensions.forms.ApplicationShortcutsForm;
import com.sslexplorer.policyframework.Permission;
import com.sslexplorer.policyframework.PolicyConstants;
import com.sslexplorer.policyframework.ResourceUtil;
import com.sslexplorer.policyframework.actions.AbstractFavoriteResourcesDispatchAction;
import com.sslexplorer.security.SessionInfo;

/**
 * Implementation of a
 * {@link com.sslexplorer.policyframework.actions.AbstractFavoriteResourcesDispatchAction}
 * that provides a list of <i>Application Shortucts</i>, one of SSL-Explorer's
 * main resource types.
 * 
 * @author Brett Smith <a href="mailto: [e-mail]">&lt;[e-mail]&gt;</a>
 * @version $Revision: 1.7 $
 */
public class ShowApplicationShortcutsDispatchAction extends AbstractFavoriteResourcesDispatchAction {

    final static Log log = LogFactory.getLog(ShowApplicationShortcutsDispatchAction.class);

    /**
     * Constructor
     */
    public ShowApplicationShortcutsDispatchAction() {
        super(PolicyConstants.APPLICATION_SHORTCUT_RESOURCE_TYPE, PolicyConstants.APPLICATION_SHORTCUT_RESOURCE_TYPE);
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.apache.struts.actions.DispatchAction#unspecified(org.apache.struts.action.ActionMapping,
     *      org.apache.struts.action.ActionForm,
     *      javax.servlet.http.HttpServletRequest,
     *      javax.servlet.http.HttpServletResponse)
     */
    public ActionForward unspecified(ActionMapping mapping, ActionForm form, HttpServletRequest request,
                    HttpServletResponse response) throws Exception {
        ActionForward fwd = super.unspecified(mapping, form, request, response);
        ((ApplicationShortcutsForm) form).initialise(
                        getSessionInfo().getNavigationContext() == SessionInfo.MANAGEMENT_CONSOLE_CONTEXT ? ResourceUtil
                                        .filterManageableResources(CoreServlet.getServlet().getSystemDatabase().getShortcuts(null),
                                                        getSessionInfo().getUser()) : ResourceUtil.getGrantedResource(
                                        getSessionInfo(), getResourceType()), getSessionInfo(), "name", request);
        return fwd;
    }

    /*
     * (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.MANAGEMENT_CONSOLE_CONTEXT | SessionInfo.USER_CONSOLE_CONTEXT;
    }

    /*
     * (non-Javadoc)
     * 
     * @see com.sslexplorer.policyframework.actions.AbstractResourcesDispatchAction#remove(org.apache.struts.action.ActionMapping,
     *      org.apache.struts.action.ActionForm,
     *      javax.servlet.http.HttpServletRequest,
     *      javax.servlet.http.HttpServletResponse)
     */
    public ActionForward remove(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response)
                    throws Exception {
        ActionForward fwd = super.remove(mapping, form, request, response);
        ActionMessages msgs = new ActionMessages();
        msgs.add(Globals.MESSAGE_KEY, new ActionMessage("tunnels.message.tunnelsRemoved", "1"));
        saveMessages(request, msgs);
        return fwd;

    }

    /**
     * Change the selected view to
     * {@link com.sslexplorer.extensions.forms.ApplicationShortcutsForm#ICONS_VIEW}.
     * 
     * @param mapping mapping
     * @param form form
     * @param request request
     * @param response response
     * @return forward
     * @throws Exception on any error
     */
    public ActionForward viewIcons(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response)
                    throws Exception {
        ((ApplicationShortcutsForm) form).setSelectedView(ApplicationShortcutsForm.ICONS_VIEW);
        return mapping.findForward("display");
    }

    /**
     * Change the selected view to
     * {@link com.sslexplorer.extensions.forms.ApplicationShortcutsForm#LIST_VIEW}.
     * 
     * @param mapping mapping
     * @param form form
     * @param request request
     * @param response response
     * @return forward
     * @throws Exception on any error
     */
    public ActionForward viewList(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response)
                    throws Exception {
        ((ApplicationShortcutsForm) form).setSelectedView(ApplicationShortcutsForm.LIST_VIEW);
        return mapping.findForward("display");
    }
}