1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.car.systeminterface; 18 19 import android.content.Context; 20 21 import java.io.File; 22 23 /** 24 * Interface that abstracts I/O operations 25 */ 26 public interface IOInterface { 27 /** 28 * Returns directory for car service which is /data/system/car. 29 * This directory is always available but it should not keep user sensitive data. 30 * @return File for the directory. 31 */ getSystemCarDir()32 File getSystemCarDir(); 33 34 class DefaultImpl implements IOInterface { 35 private final File mSystemCarDir; 36 DefaultImpl(Context context)37 DefaultImpl(Context context) { 38 mSystemCarDir = new File("/data/system/car"); 39 } 40 41 @Override getSystemCarDir()42 public File getSystemCarDir() { 43 return mSystemCarDir; 44 } 45 } 46 } 47