1 /* 2 * Copyright (C) 2017 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 package com.android.wallpaper.compat; 17 18 import android.os.Build; 19 import android.os.Build.VERSION; 20 import android.os.Build.VERSION_CODES; 21 22 /** 23 * Provides the SDK version in a manner that can be stubbed out in a test environment. 24 */ 25 public class BuildCompat { 26 public static final int JB_MR2_SDK_VERSION = VERSION_CODES.JELLY_BEAN_MR2; 27 public static final int L_SDK_VERSION = VERSION_CODES.LOLLIPOP; 28 public static final int N_SDK_VERSION = Build.VERSION_CODES.N; 29 public static final int N_MR1_SDK_VERSION = Build.VERSION_CODES.N_MR1; 30 31 private static int sSdk = Build.VERSION.SDK_INT; 32 33 /** 34 * Returns whether the framework on the current Android device is JellyBean MR2 (API 18) or 35 * higher. Used to determine if it's safe to use APIs added in that API version such as 36 * HandlerThread#quitSafely. 37 */ isAtLeastJBMR2()38 public static boolean isAtLeastJBMR2() { 39 return sSdk >= JB_MR2_SDK_VERSION; 40 } 41 42 /** 43 * Returns whether the framework on the current Android device is L (API 21) or higher. Used to 44 * determine whether framework classes introduced in L such as JobScheduler can be used on this 45 * device. 46 */ isAtLeastL()47 public static boolean isAtLeastL() { 48 return sSdk >= L_SDK_VERSION; 49 } 50 51 /** 52 * Returns whether the framework on the current Android device is N or higher. Used to determine 53 * whether new N-specific wallpaper APIs are available. 54 */ isAtLeastN()55 public static boolean isAtLeastN() { 56 return sSdk >= N_SDK_VERSION; 57 } 58 59 /** 60 * Returns whether the framework on the current Android device is N-MR1 or higher. Used to 61 * determine whether new N-MR1-specific wallpaper APIs are available. 62 */ isAtLeastNMR1()63 public static boolean isAtLeastNMR1() { 64 return sSdk >= N_MR1_SDK_VERSION; 65 } 66 67 /** 68 * Returns whether the framework on the current Android device is N-MR2 or higher. Used to 69 * determine if new N-MR2 specific API behavior is present on the device. 70 */ isAtLeastNMR2()71 public static boolean isAtLeastNMR2() { 72 return sSdk > N_MR1_SDK_VERSION 73 || (sSdk == N_MR1_SDK_VERSION && VERSION.RELEASE.equals("7.1.2")); 74 } 75 76 /** 77 * Returns whether the framework on the current Android device is O or higher. 78 */ isAtLeastO()79 public static boolean isAtLeastO() { 80 return sSdk >= Build.VERSION_CODES.O; 81 } 82 83 /** 84 * Returns whether the framework on the current Android device is O-MR1 or higher. 85 */ isAtLeastOMR1()86 public static boolean isAtLeastOMR1() { 87 return sSdk >= VERSION_CODES.O_MR1; 88 } 89 90 /** 91 * Sets the SDK version that BuildCompat will consider the current device to be on. Used for 92 * testing only. 93 */ setSdkVersionForTesting(int sdk)94 public static void setSdkVersionForTesting(int sdk) { 95 sSdk = sdk; 96 } 97 isAtLeastQ()98 public static boolean isAtLeastQ() { 99 return sSdk >= VERSION_CODES.Q; 100 } 101 } 102