1 /* 2 * Copyright (C) 2018 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.os; 18 19 import java.time.Clock; 20 import java.time.Instant; 21 import java.time.ZoneId; 22 23 /** {@hide} */ 24 public abstract class SimpleClock extends Clock { 25 private final ZoneId zone; 26 SimpleClock(ZoneId zone)27 public SimpleClock(ZoneId zone) { 28 this.zone = zone; 29 } 30 31 @Override getZone()32 public ZoneId getZone() { 33 return zone; 34 } 35 36 @Override withZone(ZoneId zone)37 public Clock withZone(ZoneId zone) { 38 return new SimpleClock(zone) { 39 @Override 40 public long millis() { 41 return SimpleClock.this.millis(); 42 } 43 }; 44 } 45 46 @Override 47 public abstract long millis(); 48 49 @Override 50 public Instant instant() { 51 return Instant.ofEpochMilli(millis()); 52 } 53 } 54