(Android™) Subscribe to Mailboxes and List Subscribed Mailboxes

Demonstrates how to list subscribed mailboxes, and unsubscribe/subscribe to a mailbox.

Note: This example requires Chilkat v11.0.0 or greater.

Chilkat Android™ Downloads Android™ Java Libraries Android C/C++ Libraries

// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {

  private static final String TAG = "Chilkat";

  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    boolean success = false;

    // This example assumes 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) {
        Log.i(TAG, imap.lastErrorText());
        return;
        }

    // Login
    success = imap.Login("myLogin","myPassword");
    if (success == false) {
        Log.i(TAG, imap.lastErrorText());
        return;
        }

    // First examine the already subscribed mailboxes.
    String refName = "";
    String wildcardedMailbox = "*";
    boolean subscribed = true;

    CkMailboxes mboxes = new CkMailboxes();
    success = imap.MbxList(subscribed,refName,wildcardedMailbox,mboxes);
    if (success == false) {
        Log.i(TAG, imap.lastErrorText());
        return;
        }

    int i = 0;
    while (i < mboxes.get_Count()) {
        Log.i(TAG, mboxes.getName(i));
        i = i + 1;
        }

    Log.i(TAG, "----");

    // Sample output.

    // INBOX
    // INBOX/recent
    // INBOX/misc
    // INBOX/misc/solutions
    // ...
    // Outbox
    // Deleted Items
    // Sent Items
    // Drafts
    // Junk E-mail
    // Trash
    // Sent
    // Templates

    // Let's unsubscribe to "INBOX/misc/solutions".
    success = imap.Unsubscribe("INBOX/misc/solutions");
    if (success == false) {
        Log.i(TAG, imap.lastErrorText());
        return;
        }

    // Get the list of subscribed mailboxes again to verify that "INBOX/misc/solutions" is missing.
    success = imap.MbxList(subscribed,"","INBOX/misc*",mboxes);
    if (success == false) {
        Log.i(TAG, imap.lastErrorText());
        return;
        }

    i = 0;
    while (i < mboxes.get_Count()) {
        Log.i(TAG, mboxes.getName(i));
        i = i + 1;
        }

    Log.i(TAG, "----");

    // Re-subscribe to "INBOX/misc/solutions".
    success = imap.Subscribe("INBOX/misc/solutions");
    if (success == false) {
        Log.i(TAG, imap.lastErrorText());
        return;
        }

    // Get the list of subscribed mailboxes again to verify that "INBOX/misc/solutions" is back in the list.
    success = imap.MbxList(subscribed,"","INBOX/misc*",mboxes);
    if (success == false) {
        Log.i(TAG, imap.lastErrorText());
        return;
        }

    i = 0;
    while (i < mboxes.get_Count()) {
        Log.i(TAG, mboxes.getName(i));
        i = i + 1;
        }

    Log.i(TAG, "----");

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

  }

  static {
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}