1 /*
2  * Copyright (C) 2021 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.systemui.flags
18 
19 import android.os.SystemProperties
20 import com.android.systemui.dagger.SysUISingleton
21 
22 import javax.inject.Inject
23 
24 /**
25  * Proxy to make {@link SystemProperties} easily testable.
26  */
27 @SysUISingleton
28 open class SystemPropertiesHelper @Inject constructor() {
29     fun get(name: String): String {
30         return SystemProperties.get(name)
31     }
32 
33     fun getBoolean(name: String, default: Boolean): Boolean {
34         return SystemProperties.getBoolean(name, default)
35     }
36 
37     fun setBoolean(name: String, value: Boolean) {
38         SystemProperties.set(name, if (value) "1" else "0")
39     }
40 
41     fun set(name: String, value: String) {
42         SystemProperties.set(name, value)
43     }
44 
45     fun set(name: String, value: Int) {
46         set(name, value.toString())
47     }
48 
49     fun erase(name: String) {
50         set(name, "")
51     }
52 }