Copy a specified number of messages from one folder to another folder : Email Server « Email « Java Tutorial






/*
 * @(#)copier.java  1.10 06/04/17
 *
 * Copyright 1996-2006 Sun Microsystems, Inc. All Rights Reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * 
 * - Redistribution in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * 
 * Neither the name of Sun Microsystems, Inc. or the names of contributors
 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 * 
 * This software is provided "AS IS," without a warranty of any kind. ALL
 * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
 * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
 * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND
 * ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES OR LIABILITIES
 * SUFFERED BY LICENSEE AS A RESULT OF  OR RELATING TO USE, MODIFICATION
 * OR DISTRIBUTION OF THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL
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 * FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
 * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
 * ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE, EVEN IF SUN HAS
 * BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
 * 
 * You acknowledge that Software is not designed, licensed or intended
 * for use in the design, construction, operation or maintenance of any
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 */

/**
 *
 * @version 1.10, 06/04/17
 * @author  Christopher Cotton
 */

import javax.mail.Folder;
import javax.mail.Message;
import javax.mail.Session;
import javax.mail.Store;
import javax.mail.URLName;

/**
 * copier will copy a specified number of messages from one folder to another
 * folder. it demonstrates how to use the JavaMail APIs to copy messages.
 * <P>
 * 
 * usage for copier: copier <i>protocol</i> <i>host</i> <i>user</i>
 * <i>password</i> <i>src folder</i> <i>dest folder</i> <i>start msg #</i>
 * <i>end msg #</i>
 * <P>
 * 
 */

public class MainClass {

  public static void main(String argv[]) {
    boolean debug = false;// change to get more errors

    if (argv.length != 5) {
      System.out.println("usage: copier <urlname> <src folder>"
          + "<dest folder> <start msg #> <end msg #>");
      return;
    }

    try {
      URLName url = new URLName(argv[0]);
      String src = argv[1]; // source folder
      String dest = argv[2]; // dest folder
      int start = Integer.parseInt(argv[3]); // copy from message #
      int end = Integer.parseInt(argv[4]); // to message #

      // Get the default Session object

      Session session = Session.getInstance(System.getProperties(), null);
      // session.setDebug(debug);

      // Get a Store object that implements
      // the protocol.
      Store store = session.getStore(url);
      store.connect();
      System.out.println("Connected...");

      // Open Source Folder
      Folder folder = store.getFolder(src);
      folder.open(Folder.READ_WRITE);
      System.out.println("Opened source...");

      if (folder.getMessageCount() == 0) {
        System.out.println("Source folder has no messages ..");
        folder.close(false);
        store.close();
      }

      // Open destination folder, create if needed
      Folder dfolder = store.getFolder(dest);
      if (!dfolder.exists()) // create
        dfolder.create(Folder.HOLDS_MESSAGES);

      Message[] msgs = folder.getMessages(start, end);
      System.out.println("Got messages...");

      // Copy messages into destination,
      folder.copyMessages(msgs, dfolder);
      System.out.println("Copied messages...");

      // Close the folder and store
      folder.close(false);
      store.close();
      System.out.println("Closed folder and store...");

    } catch (Exception e) {
      e.printStackTrace();
    }

    System.exit(0);
  }

}








30.7.Email Server
30.7.1.Get All Message On Server
30.7.2.Search the given folder for messages matching the given criteria
30.7.3.List information about folders
30.7.4.Copy a specified number of messages from one folder to another folder
30.7.5.Copy folder hierarchies between different Stores
30.7.6.MOVE messages between mailboxes
30.7.7.Show the namespaces supported by a store