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GenericAccountService.java

/*
 * Copyright 2013 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 com.example.android.common.accounts;

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;
import android.util.Log;

public class GenericAccountService extends Service {
    private static final String TAG = "GenericAccountService";
    public static final String ACCOUNT_NAME = "Account";
    private Authenticator mAuthenticator;

/**
     * Obtain a handle to the {@link android.accounts.Account} used for sync in this application.
     *
     * <p>It is important that the accountType specified here matches the value in your sync adapter
     * configuration XML file for android.accounts.AccountAuthenticator (often saved in
     * res/xml/syncadapter.xml). If this is not set correctly, you'll receive an error indicating
     * that "caller uid XXXXX is different than the authenticator's uid".
     *
     * @param accountType AccountType defined in the configuration XML file for
     *                    android.accounts.AccountAuthenticator (e.g. res/xml/syncadapter.xml).
     * @return Handle to application's account (not guaranteed to resolve unless CreateSyncAccount()
     *         has been called)
     */
    public static Account GetAccount(String accountType) {
        // Note: Normally the account name is set to the user's identity (username or email
        // address). However, since we aren't actually using any user accounts, it makes more sense
        // to use a generic string in this case.
        //
        // This string should *not* be localized. If the user switches locale, we would not be
        // able to locate the old account, and may erroneously register multiple accounts.
        final String accountName = ACCOUNT_NAME;
        return new Account(accountName, accountType);
    }

@Override
    public void onCreate() {
        Log.i(TAG, "Service created");
        mAuthenticator = new Authenticator(this);
    }

@Override
    public void onDestroy() {
        Log.i(TAG, "Service destroyed");
    }

@Override
    public IBinder onBind(Intent intent) {
        return mAuthenticator.getIBinder();
    }

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();
        }
    }

}