cachemanagererrorhandler.java

iiitAccessServer是一个用Java编写的基于规则的企业鉴别系统。它作为一个服务器工作

/*******************************************************************************
 * Copyright (C) 2002, 2003
 * ingenieurbuero fuer innovative informationstechnik (iiit)
 * Dipl.-Ing. Joerg Beckmann, Dortmund, Germany
 *
 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * version $Id: CacheManagerErrorHandler.java,v 1.10 2003/04/13 20:28:01 joerg Exp $
 ******************************************************************************/

package de.iiit.access.server.plugins.cachemanager;

import org.apache.log4j.*;

import java.util.*;

import javax.mail.*;
import javax.mail.internet.*;

import com.sun.mail.smtp.*;

/** This class is used to send mails containing error messages from the CacheManager
 * to a configurable address.
 */
public class CacheManagerErrorHandler
{
    /** CVS Version Tag */
    private static final String vcid = "$Id: CacheManagerErrorHandler.java,v 1.10 2003/04/13 20:28:01 joerg Exp $";
    
    private static Logger logger = Logger.getLogger("CacheManagerErrorHandler");

    private String smtpServer;
    private int    smtpPort;
    private String smtpUser;
    private String smtpPassword;
    private String smtpMailTo;

    /** Creates a new instance of CacheManagerErrorHandler */
    private CacheManagerErrorHandler()
    {
    }

    /** Creates a new instance of CacheManagerErrorHandler
     * @param cacheManager The parent CacheManager holding the configuration data etc.
     */    
    public CacheManagerErrorHandler(CacheManager cacheManager)
    {
        smtpServer   = cacheManager.smtpServer();
        smtpPort     = cacheManager.smtpPort();
        smtpUser     = cacheManager.smtpUser();
        smtpPassword = cacheManager.smtpPassword();
        smtpMailTo   = cacheManager.smtpMailTo();
    }
    
    /** Create and send an e-mail message
     * @param message The error message to send by e-mail
     */    
    protected void sendMail(String message)
    {
        String text = "";

        if (smtpServer != null && smtpMailTo != null)
        {
            try
            {
                text += "An error occured while processing pre-defined expressions:\n";
                text += "\n";
                text += message + "\n";
                text += "\n";
                text += "Because it could not be processed, any request for this expression\n";
                text += "will deliver results calculated from its old value which may be wrong.\n";
                text += "\n";
                text += "Kind regards\n";
                text += "\n";
                text += "Your AccessServer\n";
                
                Session session = Session.getDefaultInstance(System.getProperties(), null);

                MimeMessage msg = new MimeMessage(session);
            
		msg.setFrom();

                msg.setRecipients(Message.RecipientType.TO,
					InternetAddress.parse(smtpMailTo, false));
                
                msg.setSubject("AccessServer CacheManager Error");
                                
                msg.setText(text);

                msg.setSentDate(new Date());
            
                Transport tr = session.getTransport("smtp");
                tr.connect(smtpServer, smtpPort, smtpUser, smtpPassword);
               
                tr.sendMessage(msg, msg.getAllRecipients());
                tr.close();
                
                logger.info("Error mail sent to <" + smtpMailTo + ">");
            }
            catch(MessagingException me)
            {
                logger.error("Can't send mail", me);
            }
        }
    }

}

/**
 * $Log: CacheManagerErrorHandler.java,v $
 * Revision 1.10  2003/04/13 20:28:01  joerg
 * Package structure modified
 *
 * Revision 1.9  2003/04/13 20:16:41  joerg
 * Package structure modified
 *
 * Revision 1.8  2003/01/01 21:04:17  joerg
 * Copyright-Statement aktualisiert
 *
 * Revision 1.7  2002/12/24 21:04:33  joerg
 * Umbau der Paketstruktur
 * iiitLdapPlugin integriert
 * JavaDoc-Kommentare weiter vervollstaendigt.
 *
 * Revision 1.6  2002/12/23 11:25:11  joerg
 * no message
 *
 * Revision 1.5  2002/12/21 19:55:03  joerg
 * Nicht mehr benoetigte Methoden entfernt, interne Methoden auf
 * private oder protected geaendert.
 * JavaDoc Kommentare ergaenzt.
 *
 * Revision 1.4  2002/12/19 15:54:33  joerg
 * Paket umbenannt in iiitLdapPlugin
 *
 * Revision 1.3  2002/12/08 16:37:33  joerg
 * Aufraeumungsarbeiten nach dem grossen Umbau
 *
 * Revision 1.2  2002/12/08 16:09:46  joerg
 * Paket-Struktur ueberarbeitet
 *
 * Revision 1.1  2002/11/27 12:13:49  joerg
 * Beim Erkennen fehlerhafte Ausdruecke kann jetzt automatisch
 * eine Fehler-Mail verschickt werden.
 *
 */