1 /* 2 * Copyright (C) 2021 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 android.car.builtin.util; 18 19 import android.annotation.SystemApi; 20 import android.util.AtomicFile; 21 22 /** 23 * Helper for {@link AtomicFile} 24 * 25 * @hide 26 */ 27 @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES) 28 public final class AtomicFileHelper { AtomicFileHelper()29 private AtomicFileHelper() { 30 throw new UnsupportedOperationException(); 31 } 32 33 /** Check {@link AtomicFile#exists()} */ exists(AtomicFile file)34 public static boolean exists(AtomicFile file) { 35 return file.exists(); 36 } 37 } 38