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 17package com.android.documentsui.base; 18 19import java.io.File; 20 21/** 22 * Utility class for working with {@link File} instances. 23 */ 24public final class Files { 25 26 private Files() {} // no initialization for utility classes. 27 28 public static void deleteRecursively(File file) { 29 if (file.isDirectory()) { 30 for (File child : file.listFiles()) { 31 deleteRecursively(child); 32 } 33 } 34 file.delete(); 35 } 36} 37