1 /* 2 * Copyright (C) 2020 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 com.android.server.notification; 18 19 /** 20 * Testable wrapper around {@link android.os.SystemClock}. 21 * 22 * The default implementation at InjectableSystemClockImpl just proxies calls to the real 23 * SystemClock 24 * 25 * In tests, pass an instance of FakeSystemClock, which allows you to control the values returned by 26 * the various getters below. 27 */ 28 public interface InjectableSystemClock { 29 /** @see android.os.SystemClock#uptimeMillis() */ uptimeMillis()30 long uptimeMillis(); 31 32 /** @see android.os.SystemClock#elapsedRealtime() */ elapsedRealtime()33 long elapsedRealtime(); 34 35 /** @see android.os.SystemClock#elapsedRealtimeNanos() */ elapsedRealtimeNanos()36 long elapsedRealtimeNanos(); 37 38 /** @see android.os.SystemClock#currentThreadTimeMillis() */ currentThreadTimeMillis()39 long currentThreadTimeMillis(); 40 41 /** @see System#currentTimeMillis() */ currentTimeMillis()42 long currentTimeMillis(); 43 } 44 45