content: /*
   * Copyright (C) 2015 The Android Open Source Project
   *
   * 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
   */
  
  package android.telecom;
  import android.accounts.AbstractAccountAuthenticator;
  import android.accounts.Account;
  import android.accounts.AccountAuthenticatorResponse;
  import android.accounts.NetworkErrorException;
  import android.app.Service;
  import android.content.Context;
  import android.content.Intent;
  import android.os.Bundle;
  import android.os.IBinder;
  
  /**
   * A generic stub account authenticator service often used for sync adapters that do not directly
   * involve accounts.
   *
   * @hide
   */
  public class AuthenticatorService extends Service {
      private static Authenticator mAuthenticator;
  
      @Override
      public void onCreate() {
          mAuthenticator = new Authenticator(this);
      }
  
      @Override
      public IBinder onBind(Intent intent) {
          return mAuthenticator.getIBinder();
      }
  
      /**
       * Stub account authenticator. All methods either return null or throw an exception.
       */
      public class Authenticator extends AbstractAccountAuthenticator {
          public Authenticator(Context context) {
              super(context);
          }
  
          @Override
          public Bundle editProperties(AccountAuthenticatorResponse accountAuthenticatorResponse,
                                       String s) {
              throw new UnsupportedOperationException();
          }
  
          @Override
          public Bundle addAccount(AccountAuthenticatorResponse accountAuthenticatorResponse,
                                   String s, String s2, String[] strings, Bundle bundle)
                  throws NetworkErrorException {
              return null;
          }
  
          @Override
          public Bundle confirmCredentials(AccountAuthenticatorResponse accountAuthenticatorResponse,
                                           Account account, Bundle bundle)
                  throws NetworkErrorException {
              return null;
          }
  
          @Override
          public Bundle getAuthToken(AccountAuthenticatorResponse accountAuthenticatorResponse,
                                     Account account, String s, Bundle bundle)
                  throws NetworkErrorException {
              throw new UnsupportedOperationException();
          }
  
          @Override
          public String getAuthTokenLabel(String s) {
              throw new UnsupportedOperationException();
          }
  
          @Override
          public Bundle updateCredentials(AccountAuthenticatorResponse accountAuthenticatorResponse,
                                          Account account, String s, Bundle bundle)
                  throws NetworkErrorException {
              throw new UnsupportedOperationException();
          }
  
          @Override
          public Bundle hasFeatures(AccountAuthenticatorResponse accountAuthenticatorResponse,
                                    Account account, String[] strings)
                  throws NetworkErrorException {
              throw new UnsupportedOperationException();
          }
      }
  }
  