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 android.automotive.telemetry.internal;
18 
19 import android.automotive.telemetry.internal.CarDataInternal;
20 
21 /**
22  * Listener for {@code ICarTelemetryInternal#registerListener}.
23  */
24 interface ICarDataListener {
25   /**
26    * Called by native cartelemetryd when the data are available to be consumed. The service removes
27    * the delivered data from its buffer when the callback succeeds. If the callback fails, it
28    * immediately gives up and drops the data too and sends the next chunk of the available data.
29    *
30    * <p>If the collected data is too large, it will send only chunk of the data, and the callback
31    * will be fired again.
32    *
33    * @param dataList the pushed data.
34    * @throws IllegalStateException if data cannot be received.
35    */
onCarDataReceived(in CarDataInternal[] dataList)36   void onCarDataReceived(in CarDataInternal[] dataList);
37 }
38