(Android™) List Yahoo Mail IMAP Mailboxes

See more Yahoo Mail Examples

List Yahoo Mail mailboxes.

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);

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

    // See Get Yahoo Mail OAuth2 Access Token for Desktop App 
    // for sample code showing how to obtain a Yahoo Mail access token.

    // In this example, our access token was previously saved to the following file which contains JSON like this:
    // {
    //   "access_token": "kCVQdnOdul...LHucA--",
    //   "refresh_token": "AIenVXETSo0jklFBVkPS8vVm8E.Ej9ToRG.xDbDYmZ65WIs5t6CZhDrD",
    //   "expires_in": 3600,
    //   "token_type": "bearer",
    //   "xoauth_yahoo_guid": "HGDQCVF5JB4YDOWHITQJFBHCWA"
    // }

    CkJsonObject json = new CkJsonObject();
    boolean success = json.LoadFile("qa_data/tokens/yahooMail.json");
    if (success != true) {
        Log.i(TAG, "Failed to load GMail access token file.");
        return;
        }

    String accessToken = json.stringOf("access_token");

    // Do OAuth2 authentication by using the access token as the password in the Login method below...
    CkImap imap = new CkImap();

    imap.put_Ssl(true);
    imap.put_Port(993);

    // Connect to the Yahoo IMAP server.
    success = imap.Connect("imap.mail.yahoo.com");
    if (success != true) {
        Log.i(TAG, imap.lastErrorText());
        return;
        }

    // Indicate that XOAUTH2 authentication is to be used:
    imap.put_AuthMethod("XOAUTH2");

    // Login
    // Use the email address of the GMail account that granted authorization.
    success = imap.Login("user@yahoo.com",accessToken);
    if (success != true) {
        Log.i(TAG, imap.lastErrorText());
        }
    else {
        Log.i(TAG, "Successfully authenticated with Yahoo IMAP using XOAUTH2!");
        }

    // The ListMailboxes method returns a Mailboxes object
    // that contains the collection of mailboxes.
    // It accepts two arguments: a refName and a wildcardedMailbox.

    String refName = "";
    // refName is usually set to an empty string.
    // A non-empty reference name argument is the name of a mailbox or a level of
    // mailbox hierarchy, and indicates the context in which the mailbox
    // name is interpreted.

    // Select all mailboxes matching this pattern:
    String wildcardedMailbox = "*";

    CkMailboxes mboxes = imap.ListMailboxes(refName,wildcardedMailbox);
    if (imap.get_LastMethodSuccess() == false) {
        Log.i(TAG, imap.lastErrorText());
        return;
        }

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

    // Sample output looks like this:

    // Archive
    // Bulk Mail
    // Draft
    // Inbox
    // Inbox/emailsWithAttach
    // Inbox/test
    // Sent
    // Trash

    // 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."
  }
}