1 /*
2  * Copyright 2017 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.hardware.location;
18 
19 import android.app.PendingIntent;
20 import android.hardware.location.NanoAppMessage;
21 import android.hardware.location.IContextHubTransactionCallback;
22 
23 /**
24  * @hide
25  */
26 interface IContextHubClient {
27     // Sends a message to a nanoapp.
sendMessageToNanoApp(in NanoAppMessage message)28     int sendMessageToNanoApp(in NanoAppMessage message);
29 
30     // Closes the connection with the Context Hub.
close()31     void close();
32 
33     // Returns the unique ID for this client.
getId()34     int getId();
35 
36     // Notify the framework that a client callback has finished executing.
callbackFinished()37     void callbackFinished();
38 
39     // Notify the framework that a reliable message client callback has
40     // finished executing.
reliableMessageCallbackFinished(int messageSequenceNumber, byte errorCode)41     void reliableMessageCallbackFinished(int messageSequenceNumber, byte errorCode);
42 
43     /**
44      * Sends a reliable message to a nanoapp.
45      *
46      * @param message The message to send.
47      * @param transactionCallback The transaction callback for reliable message.
48      */
sendReliableMessageToNanoApp( in NanoAppMessage message, in IContextHubTransactionCallback transactionCallback)49     int sendReliableMessageToNanoApp(
50         in NanoAppMessage message,
51         in IContextHubTransactionCallback transactionCallback);
52 }
53