1 /*
2  * Copyright (C) 2019 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.compatibility.common.util;
18 
19 import android.app.UiAutomation;
20 
21 /**
22  * Utility class for proto dumps.
23  */
24 public class ProtoUtils {
25     public static final String DUMPSYS_JOB_SCHEDULER = "dumpsys jobscheduler --proto";
26 
27     /**
28      * Call onto the device with an adb shell command and get the results of
29      * that as a proto of the given type.
30      *
31      * @param clazz  A protobuf message class. e.g. MyProto
32      * @param command The adb shell command to run. e.g. "dumpsys jobscheduler --proto"
33      */
getProto(UiAutomation automation, Class<T> clazz, String command)34     public static <T> T getProto(UiAutomation automation, Class<T> clazz, String command)
35             throws Exception {
36         return clazz.cast(clazz.getDeclaredMethod("parseFrom", byte[].class)
37                 .invoke(null, SystemUtil.runShellCommandByteOutput(automation, command)));
38     }
39 }
40