Merge "Bug 2306842"

import com.google.android.collect.Lists;

import android.accounts.AccountManager;

import android.accounts.AccountManagerCallback;

import android.accounts.AccountManagerFuture;

import android.accounts.AuthenticatorException;

import android.accounts.OnAccountsUpdateListener;

import android.accounts.OperationCanceledException;

import android.accounts.Account;

import android.content.ContextWrapper;

import android.content.ContentResolver;

import android.net.Uri;

import android.os.Handler;

import java.util.List;

import java.io.File;

import java.io.IOException;

import java.util.concurrent.TimeUnit;

import java.util.concurrent.ExecutionException;

import java.util.concurrent.TimeoutException;

import java.util.List;

/**

     * A mock context which prevents its users from talking to the rest of the device while

        public Account[] getAccounts() {

            return new Account[]{};

        }

        public AccountManagerFuture<Account[]> getAccountsByTypeAndFeatures(

                final String type, final String[] features,

                AccountManagerCallback<Account[]> callback, Handler handler) {

            return new MockAccountManagerFuture<Account[]>(new Account[0]);

        }

        public String blockingGetAuthToken(Account account, String authTokenType,

                boolean notifyAuthFailure)

                throws OperationCanceledException, IOException, AuthenticatorException {

            return null;

        }

        /**

         * A very simple AccountManagerFuture class

         * that returns what ever was passed in

         */

        private class MockAccountManagerFuture<T>

                implements AccountManagerFuture<T> {

            T mResult;

            public MockAccountManagerFuture(T result) {

                mResult = result;

            }

            public boolean cancel(boolean mayInterruptIfRunning) {

                return false;

            }

            public boolean isCancelled() {

                return false;

            }

            public boolean isDone() {

                return true;

            }

            public T getResult()

                    throws OperationCanceledException, IOException, AuthenticatorException {

                return mResult;

            }

            public T getResult(long timeout, TimeUnit unit)

                    throws OperationCanceledException, IOException, AuthenticatorException {

                return getResult();

            }

        }

    }

    @Override

    public File getFilesDir() {

        return new File("/dev/null");