1 /* 2 * Copyright 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.managedprovisioning.parser; 17 18 import static com.android.managedprovisioning.common.StoreUtils.DIR_PROVISIONING_PARAMS_FILE_CACHE; 19 20 import android.content.Context; 21 import android.net.Uri; 22 import android.support.annotation.Nullable; 23 24 import com.android.managedprovisioning.common.StoreUtils; 25 26 import java.io.File; 27 28 /** 29 * parser for {@link EXTRA_PROVISIONING_DEVICE_ADMIN_PACKAGE_ICON_URI} into a local file 30 */ 31 public class DeviceAdminIconParser { 32 private static final String FILE_PREFIX = "device_admin_icon_"; 33 private final Context mContext; 34 private final File mFileIcon; 35 36 public DeviceAdminIconParser(Context context, long provisioningId) { 37 mContext = context; 38 mFileIcon = new File(new File(mContext.getFilesDir(), DIR_PROVISIONING_PARAMS_FILE_CACHE), 39 FILE_PREFIX + provisioningId); 40 } 41 42 /** 43 * @return absolute path of the local file cache of the icon. Otherwise, return null. 44 */ 45 @Nullable 46 public String parse(Uri uri) { 47 if (uri == null) { 48 return null; 49 } 50 51 mFileIcon.getParentFile().mkdirs(); 52 boolean success = StoreUtils.copyUriIntoFile(mContext.getContentResolver(), uri, mFileIcon); 53 return success ? mFileIcon.getAbsolutePath() : null; 54 } 55 } 56