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 /**
29  * Interface that abstracts storage monitoring operations
30  */
31 public interface StorageMonitoringInterface {
getFlashWearInformationProviders()32     default WearInformationProvider[] getFlashWearInformationProviders() {
33         return new WearInformationProvider[] {
34             new EMmcWearInformationProvider(),
35             new UfsWearInformationProvider(),
36             new HealthServiceWearInfoProvider()
37         };
38     }
39 
getUidIoStatsProvider()40     default UidIoStatsProvider getUidIoStatsProvider() {
41         return new ProcfsUidIoStatsProvider();
42     }
43 
getLifetimeWriteInfoProvider()44     default LifetimeWriteInfoProvider getLifetimeWriteInfoProvider() {
45         return new SysfsLifetimeWriteInfoProvider();
46     }
47 
48     class DefaultImpl implements StorageMonitoringInterface {}
49 }
50