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 static com.android.car.internal.ExcludeFromCodeCoverageGeneratedReport.BOILERPLATE_CODE; 20 21 import com.android.car.internal.ExcludeFromCodeCoverageGeneratedReport; 22 import com.android.car.storagemonitoring.EMmcWearInformationProvider; 23 import com.android.car.storagemonitoring.HealthServiceWearInfoProvider; 24 import com.android.car.storagemonitoring.LifetimeWriteInfoProvider; 25 import com.android.car.storagemonitoring.ProcfsUidIoStatsProvider; 26 import com.android.car.storagemonitoring.SysfsLifetimeWriteInfoProvider; 27 import com.android.car.storagemonitoring.UfsWearInformationProvider; 28 import com.android.car.storagemonitoring.UidIoStatsProvider; 29 import com.android.car.storagemonitoring.WearInformationProvider; 30 31 import java.io.File; 32 33 /** 34 * Interface that abstracts storage monitoring operations 35 */ 36 @ExcludeFromCodeCoverageGeneratedReport(reason = BOILERPLATE_CODE) 37 public interface StorageMonitoringInterface { getFlashWearInformationProviders( String lifetimePath, String eolPath)38 default WearInformationProvider[] getFlashWearInformationProviders( 39 String lifetimePath, String eolPath) { 40 return new WearInformationProvider[] { 41 new EMmcWearInformationProvider( 42 new File(lifetimePath), new File(eolPath)), 43 new UfsWearInformationProvider(), 44 new HealthServiceWearInfoProvider() 45 }; 46 } 47 getUidIoStatsProvider()48 default UidIoStatsProvider getUidIoStatsProvider() { 49 return new ProcfsUidIoStatsProvider(); 50 } 51 getLifetimeWriteInfoProvider()52 default LifetimeWriteInfoProvider getLifetimeWriteInfoProvider() { 53 return new SysfsLifetimeWriteInfoProvider(); 54 } 55 56 class DefaultImpl implements StorageMonitoringInterface {} 57 } 58