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 17 package com.android.car.systeminterface; 18 19 import com.android.car.storagemonitoring.EMmcWearInformationProvider; 20 import com.android.car.storagemonitoring.HealthServiceWearInfoProvider; 21 import com.android.car.storagemonitoring.LifetimeWriteInfoProvider; 22 import com.android.car.storagemonitoring.ProcfsUidIoStatsProvider; 23 import com.android.car.storagemonitoring.SysfsLifetimeWriteInfoProvider; 24 import com.android.car.storagemonitoring.UfsWearInformationProvider; 25 import com.android.car.storagemonitoring.UidIoStatsProvider; 26 import com.android.car.storagemonitoring.WearInformationProvider; 27 28 import java.io.File; 29 30 /** 31 * Interface that abstracts storage monitoring operations 32 */ 33 public interface StorageMonitoringInterface { getFlashWearInformationProviders( String lifetimePath, String eolPath)34 default WearInformationProvider[] getFlashWearInformationProviders( 35 String lifetimePath, String eolPath) { 36 return new WearInformationProvider[] { 37 new EMmcWearInformationProvider( 38 new File(lifetimePath), new File(eolPath)), 39 new UfsWearInformationProvider(), 40 new HealthServiceWearInfoProvider() 41 }; 42 } 43 getUidIoStatsProvider()44 default UidIoStatsProvider getUidIoStatsProvider() { 45 return new ProcfsUidIoStatsProvider(); 46 } 47 getLifetimeWriteInfoProvider()48 default LifetimeWriteInfoProvider getLifetimeWriteInfoProvider() { 49 return new SysfsLifetimeWriteInfoProvider(); 50 } 51 52 class DefaultImpl implements StorageMonitoringInterface {} 53 } 54