001    /*
002     * 
003     * $Revision: 14775 $ $Date: 2009-02-23 16:25:39 +0100 (Mon, 23 Feb 2009) $
004     *
005     * This file is part of ***  M y C o R e  ***
006     * See http://www.mycore.de/ for details.
007     *
008     * This program is free software; you can use it, redistribute it
009     * and / or modify it under the terms of the GNU General Public License
010     * (GPL) as published by the Free Software Foundation; either version 2
011     * of the License or (at your option) any later version.
012     *
013     * This program is distributed in the hope that it will be useful, but
014     * WITHOUT ANY WARRANTY; without even the implied warranty of
015     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
016     * GNU General Public License for more details.
017     *
018     * You should have received a copy of the GNU General Public License
019     * along with this program, in a file called gpl.txt or license.txt.
020     * If not, write to the Free Software Foundation Inc.,
021     * 59 Temple Place - Suite 330, Boston, MA  02111-1307 USA
022     */
023    
024    package org.mycore.frontend.servlets;
025    
026    import java.net.InetAddress;
027    
028    import javax.servlet.http.HttpServletRequest;
029    import javax.servlet.http.HttpServletResponse;
030    
031    import org.hibernate.Transaction;
032    
033    import org.mycore.backend.hibernate.MCRHIBConnection;
034    import org.mycore.common.MCRConfiguration;
035    import org.mycore.common.MCRConfigurationException;
036    
037    /**
038     * This class simply is a container for objects needed during a Servlet session
039     * like the HttpServletRequest and HttpServeltResponse. The class provids only
040     * get-methods to return the objects set while constructing the job object.
041     * 
042     * @author Detlev Degenhardt
043     * @version $Revision: 14775 $ $Date: 2009-02-23 16:25:39 +0100 (Mon, 23 Feb 2009) $
044     */
045    public class MCRServletJob {
046        /** The HttpServletRequest object */
047        private HttpServletRequest theRequest = null;
048    
049        /** The HttpServletResponse object */
050        private HttpServletResponse theResponse = null;
051    
052        private Transaction transaction = null;
053    
054        /**
055         * The constructor takes the given objects and stores them in private
056         * objects.
057         * 
058         * @param theRequest
059         *            the HttpServletRequest object for this servlet job
060         * @param theResponse
061         *            the HttpServletResponse object for this servlet job
062         */
063        public MCRServletJob(HttpServletRequest theRequest, HttpServletResponse theResponse) {
064            this.theRequest = theRequest;
065            this.theResponse = theResponse;
066        }
067    
068        /** returns the HttpServletRequest object */
069        public HttpServletRequest getRequest() {
070            return theRequest;
071        }
072    
073        /** returns the HttpServletResponse object */
074        public HttpServletResponse getResponse() {
075            return theResponse;
076        }
077    
078        /** returns true if the current http request was issued from the local host * */
079        public boolean isLocal() {
080            try {
081                String serverName = theRequest.getServerName();
082                String serverIP = InetAddress.getByName(serverName).getHostAddress();
083                String remoteIP = MCRServlet.getRemoteAddr(theRequest);
084    
085                return (remoteIP.equals(serverIP) || remoteIP.equals("127.0.0.1"));
086            } catch (Exception ex) {
087                String msg = "Exception while testing if http request was from local host";
088                throw new MCRConfigurationException(msg, ex);
089            }
090        }
091    }