messagequeuedispatchaction.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.setup.actions;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

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

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.core.actions.AuthenticatedDispatchAction;
import com.sslexplorer.notification.MessageSink;
import com.sslexplorer.notification.Notifier;
import com.sslexplorer.policyframework.Permission;
import com.sslexplorer.policyframework.PolicyConstants;
import com.sslexplorer.policyframework.PolicyUtil;
import com.sslexplorer.security.SessionInfo;
import com.sslexplorer.setup.MessageSinkItem;
import com.sslexplorer.setup.MessageTableItem;
import com.sslexplorer.setup.forms.MessageQueueForm;

public class MessageQueueDispatchAction extends AuthenticatedDispatchAction {

    public MessageQueueDispatchAction() {
        super(PolicyConstants.MESSAGE_QUEUE_RESOURCE_TYPE, 
            new Permission[] { PolicyConstants.PERM_VIEW,
                        PolicyConstants.PERM_SEND, 
                        PolicyConstants.PERM_CONTROL,
                        PolicyConstants.PERM_DELETE });
    }

    public ActionForward confirmClearQueue(ActionMapping mapping, ActionForm form, HttpServletRequest request,
                    HttpServletResponse response) throws Exception {
        PolicyUtil.checkPermission(PolicyConstants.MESSAGE_QUEUE_RESOURCE_TYPE, 
            PolicyConstants.PERM_DELETE, request);
        return mapping.findForward("confirmClearQueue");
    }

    public ActionForward clearQueue(ActionMapping mapping, ActionForm form, HttpServletRequest request,
                    HttpServletResponse response) throws Exception {
        PolicyUtil.checkPermission(PolicyConstants.MESSAGE_QUEUE_RESOURCE_TYPE, 
            PolicyConstants.PERM_DELETE, request);
        CoreServlet.getServlet().getNotifier().clearAllMessages();
        return mapping.findForward("refresh");
    }

    public ActionForward sendMessage(ActionMapping mapping, ActionForm form, HttpServletRequest request,
                    HttpServletResponse response) throws Exception {
        PolicyUtil.checkPermission(PolicyConstants.MESSAGE_QUEUE_RESOURCE_TYPE, 
            PolicyConstants.PERM_SEND, request);
        return mapping.findForward("sendMessage");
    }

    public ActionForward enable(ActionMapping mapping, ActionForm form, HttpServletRequest request,
                    HttpServletResponse response) throws Exception {
        PolicyUtil.checkPermission(PolicyConstants.MESSAGE_QUEUE_RESOURCE_TYPE, 
            PolicyConstants.PERM_CONTROL, request);
        String sel = ((MessageQueueForm)form).getSelectedSink(); 
        CoreServlet.getServlet().getNotifier().setEnabled(sel, true);
        ActionMessages msgs = new ActionMessages();
        msgs.add(Globals.MESSAGE_KEY, 
            new ActionMessage("messageQueue.info.sinkEnabled", sel));
        saveMessages(request, msgs);
        return list(mapping, form, request, response);
    }

    public ActionForward disable(ActionMapping mapping, ActionForm form, HttpServletRequest request,
                    HttpServletResponse response) throws Exception {
        PolicyUtil.checkPermission(PolicyConstants.MESSAGE_QUEUE_RESOURCE_TYPE, 
            PolicyConstants.PERM_CONTROL, request);
        String sel = ((MessageQueueForm)form).getSelectedSink(); 
        CoreServlet.getServlet().getNotifier().setEnabled(sel, false);
        ActionMessages msgs = new ActionMessages();
        msgs.add(Globals.MESSAGE_KEY, 
            new ActionMessage("messageQueue.info.sinkDisabled", sel));
        saveMessages(request, msgs);
        return list(mapping, form, request, response);
    }

    public ActionForward unspecified(ActionMapping mapping, ActionForm form, HttpServletRequest request,
                    HttpServletResponse response) throws Exception {
        return list(mapping, form, request, response);
    }

    public ActionForward list(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response)
                    throws Exception {
        MessageQueueForm messageQueueForm = (MessageQueueForm) form;  
        messageQueueForm.initialize(request.getSession());
        return mapping.findForward("display");
    }

    public int getNavigationContext(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) {
        return SessionInfo.MANAGEMENT_CONSOLE_CONTEXT | SessionInfo.USER_CONSOLE_CONTEXT;
    }
}