logoutservlet.java

web版的SVN客户端

package org.polarion.svnwebclient.web.servlet;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.polarion.svnwebclient.authorization.impl.CredentialsManager;
import org.polarion.svnwebclient.configuration.ConfigurationProvider;
import org.polarion.svnwebclient.web.SystemInitializing;
import org.polarion.svnwebclient.web.resource.Links;

public class LogoutServlet extends HttpServlet {

	private static final long serialVersionUID = -4086979556233654490L;

	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        this.execute(request, response);
    }
    
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        this.execute(request, response);
    }    
    
    protected void execute(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {    
    	HttpSession session = request.getSession();
    	String id = (String)session.getAttribute(SystemInitializing.ID);
    	
    	session.setAttribute(SystemInitializing.ID, null);
    	session.setAttribute(CredentialsManager.CREDENTIALS, null);
    	if (id != null && ConfigurationProvider.getInstance().isMultiRepositoryMode()) {
			try {
				org.polarion.svnwebclient.data.javasvn.SVNRepositoryPool.getInstance(id).shutdown();
				org.polarion.svncommons.commentscache.SVNRepositoryPool.getInstance(id).shutdown();
			} catch (Exception e) {
				throw new ServletException(e);
			} 
		}		

  		request.getRequestDispatcher(Links.DIRECTORY_CONTENT).forward(request, response);

		
    }
}