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.content.Context; 19 import android.graphics.Bitmap; 20 import android.graphics.Rect; 21 import android.os.ParcelFileDescriptor; 22 import android.util.Log; 23 24 import java.io.IOException; 25 import java.io.InputStream; 26 27 /** 28 * The Android N implementation of {@link WallpaperManagerCompat} which uses the new N API methods 29 * if available and delegates back to older implementations if not. 30 */ 31 public class WallpaperManagerCompatVN extends WallpaperManagerCompatV16 { 32 33 private static final String TAG = "WallpaperMgrCompatVN"; 34 WallpaperManagerCompatVN(Context context)35 public WallpaperManagerCompatVN(Context context) { 36 super(context); 37 } 38 39 @Override setStream(final InputStream data, Rect visibleCropHint, boolean allowBackup, int whichWallpaper)40 public int setStream(final InputStream data, Rect visibleCropHint, boolean allowBackup, 41 int whichWallpaper) throws IOException { 42 return mWallpaperManager.setStream(data, visibleCropHint, allowBackup, whichWallpaper); 43 } 44 45 @Override setBitmap(Bitmap fullImage, Rect visibleCropHint, boolean allowBackup, int whichWallpaper)46 public int setBitmap(Bitmap fullImage, Rect visibleCropHint, boolean allowBackup, 47 int whichWallpaper) throws IOException { 48 return mWallpaperManager.setBitmap(fullImage, visibleCropHint, allowBackup, whichWallpaper); 49 } 50 51 @Override getWallpaperId(@allpaperLocation int whichWallpaper)52 public int getWallpaperId(@WallpaperLocation int whichWallpaper) { 53 return mWallpaperManager.getWallpaperId(whichWallpaper); 54 } 55 56 @Override getWallpaperFile(int whichWallpaper)57 public ParcelFileDescriptor getWallpaperFile(int whichWallpaper) { 58 ParcelFileDescriptor parcelFd = null; 59 try { 60 parcelFd = mWallpaperManager.getWallpaperFile(whichWallpaper); 61 } catch (Exception e) { 62 // Note: We put a catch-all exception handler here to handle RemoteException / 63 // DeadSystemException that can happen due to an Android N framework bug manifesting if a user 64 // had restored their device from a previous device backup. 65 Log.e(TAG, "Exception on getWallpaperFile", e); 66 } 67 return parcelFd; 68 } 69 } 70