1 /*
2  * Copyright (C) 2015 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;
18 
19 import android.util.proto.ProtoOutputStream;
20 
21 /**
22  * Base class for all Car specific services except for {@code VehicleHal} and
23  * {@code CarStatsService}.
24  */
25 
26 // Note: VehicleHal and CarStatsService will implement CarSystemService directly.
27 // All other Car services will implement CarServiceBase which is a "marker" interface that
28 // extends CarSystemService. This makes it easy for ICarImpl to handle dump differently
29 // for VehicleHal and CarStatsService.
30 public interface CarServiceBase extends CarSystemService {
31     /** Dumps its state to a proto buffer. */
32     // This method should not be called unless FLAG_CAR_DUMP_TO_PROTO is defined.
dumpProto(ProtoOutputStream proto)33     void dumpProto(ProtoOutputStream proto);
34 }
35