1 /*
2  * Copyright (C) 2018 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.net.wifi;
18 
19 /**
20  * Interface for Traffic state callback.
21  *
22  * @hide
23  */
24 oneway interface ITrafficStateCallback
25 {
26    /**
27     * Callback invoked to inform clients about the current traffic state.
28     *
29     * @param state One of the values: {@link #DATA_ACTIVITY_NONE}, {@link #DATA_ACTIVITY_IN},
30     * {@link #DATA_ACTIVITY_OUT} & {@link #DATA_ACTIVITY_INOUT}.
31     * @hide
32     */
onStateChanged(int state)33    void onStateChanged(int state);
34 }
35