1 /*
2  * Copyright (C) 2022 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.devicelockcontroller.policy;
18 
19 import com.google.common.util.concurrent.Futures;
20 import com.google.common.util.concurrent.ListenableFuture;
21 
22 /**
23  * A PolicyHandler class is responsible for setting certain policy for a certain state.
24  */
25 interface PolicyHandler {
26 
onProvisioned()27     default ListenableFuture<Boolean> onProvisioned() {
28         return Futures.immediateFuture(true);
29     }
30 
onProvisionInProgress()31     default ListenableFuture<Boolean> onProvisionInProgress() {
32         return Futures.immediateFuture(true);
33     }
34 
onProvisionPaused()35     default ListenableFuture<Boolean> onProvisionPaused() {
36         return Futures.immediateFuture(true);
37     }
38 
onProvisionFailed()39     default ListenableFuture<Boolean> onProvisionFailed() {
40         return Futures.immediateFuture(true);
41     }
42 
onLocked()43     default ListenableFuture<Boolean> onLocked() {
44         return Futures.immediateFuture(true);
45     }
46 
onUnlocked()47     default ListenableFuture<Boolean> onUnlocked() {
48         return Futures.immediateFuture(true);
49     }
50 
onCleared()51     default ListenableFuture<Boolean> onCleared() {
52         return Futures.immediateFuture(true);
53     }
54 }
55