Java

Move Selected Emails to another Mailbox Folder

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Downloads emails one by one in a selected mailbox, decides which emails are to be moved, and then moves the set of messages to another mailbox folder. Java

import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    boolean success = false;

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkImap imap = new CkImap();

    // Connect to an IMAP server.
    // Use TLS
    imap.put_Ssl(true);
    imap.put_Port(993);
    success = imap.Connect("imap.example.com");
    if (success == false) {
        System.out.println(imap.lastErrorText());
        return;
        }

    // Login
    success = imap.Login("myLogin","myPassword");
    if (success == false) {
        System.out.println(imap.lastErrorText());
        return;
        }

    // Select an IMAP mailbox
    success = imap.SelectMailbox("Inbox");
    if (success == false) {
        System.out.println(imap.lastErrorText());
        return;
        }

    // Normally, when an email is downloaded, its "Seen" flag is automatically set.
    // We don't want our program to be interfering with the "Seen" flags.
    // To do this, set the PeekMode to true.
    imap.put_PeekMode(true);

    // After selecting the mailbox, the NumMessages property
    // will contain the number of emails in the mailbox.
    // When sequence numbers (not UIDs) are used to reference emails,
    // they range from 1 to N, where N is the number of messages in the mailbox.
    // This example will download the headers by sequence numbers.
    int numEmails = imap.get_NumMessages();

    CkMessageSet mset = new CkMessageSet();

    // Indicate that mset contains sequence numbers, not UIDs.
    mset.put_HasUids(false);

    // Fetch each email and decide for each if it is to be moved
    // to a particular other mailbox.  If so, we'll add the sequence number to
    // the mset, and then move all emails in the mset to the other mailbox.
    CkEmail email = new CkEmail();
    int i = 0;
    while (i < numEmails) {
        // Fetch the email by sequence number.
        success = imap.FetchEmail(false,i+1,false,email);
        if (success == false) {
            System.out.println(imap.lastErrorText());
            return;
            }

        // If it is decided to move the email, add the sequence number to mset, like this:
        mset.InsertId(i+1);

        }

    // If there are emails in mset to be moved, then do it..
    if (mset.get_Count() > 0) {
        String destFolder = "Inbox/SomeOtherFolder";
        // Assuming your IMAP server supports the feature that allows for messages to be moved to another folder...
        success = imap.MoveMessages(mset,destFolder);
        if (success == false) {
            System.out.println(imap.lastErrorText());
            return;
            }

        }

    // Disconnect from the IMAP server.
    success = imap.Disconnect();
  }
}