Get all email account and return an ArrayAdapter - Android java.lang

Android examples for java.lang:Array Element

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Description

Get all email account and return an ArrayAdapter

Demo Code

/*//from   w  w  w. ja va  2  s  .  c o m
 * Copyright 2016 2LinesSoftware Inc
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
import java.util.HashSet;

import android.accounts.Account;
import android.accounts.AccountManager;
import android.content.Context;
import android.widget.ArrayAdapter;

public class Main {
  /**
   * Only pulls accounts that are setup by this app. If you want to pull all the
   * accounts you will need the
   * #PermissionUtil.requestPermission(Manifest.permission.READ_CONTACTS) call
   *
   * @param context
   * @return
   */
  public static ArrayAdapter<String> getEmailAddressAdapter(Context context) {
    Account[] accounts = AccountManager.get(context).getAccounts();

    HashSet<String> emailSet = new HashSet<>();
    for (int i = 0; i < accounts.length; i++) {
      emailSet.add(accounts[i].name);

    }
    String[] emailArray = emailSet.toArray(new String[emailSet.size()]);
    return new ArrayAdapter<>(context,
        android.R.layout.simple_dropdown_item_1line, emailArray);
  }
}

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