| /* |
| * Copyright 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.bluetooth.a2dp; |
| |
| import android.bluetooth.BluetoothCodecStatus; |
| import android.bluetooth.BluetoothDevice; |
| |
| /** |
| * Stack event sent via a callback from JNI to Java, or generated |
| * internally by the A2DP State Machine. |
| */ |
| public class A2dpStackEvent { |
| // Event types for STACK_EVENT message (coming from native) |
| private static final int EVENT_TYPE_NONE = 0; |
| public static final int EVENT_TYPE_CONNECTION_STATE_CHANGED = 1; |
| public static final int EVENT_TYPE_AUDIO_STATE_CHANGED = 2; |
| public static final int EVENT_TYPE_CODEC_CONFIG_CHANGED = 3; |
| |
| // Do not modify without updating the HAL bt_av.h files. |
| // Match up with btav_connection_state_t enum of bt_av.h |
| static final int CONNECTION_STATE_DISCONNECTED = 0; |
| static final int CONNECTION_STATE_CONNECTING = 1; |
| static final int CONNECTION_STATE_CONNECTED = 2; |
| static final int CONNECTION_STATE_DISCONNECTING = 3; |
| // Match up with btav_audio_state_t enum of bt_av.h |
| static final int AUDIO_STATE_REMOTE_SUSPEND = 0; |
| static final int AUDIO_STATE_STOPPED = 1; |
| static final int AUDIO_STATE_STARTED = 2; |
| |
| public int type = EVENT_TYPE_NONE; |
| public BluetoothDevice device; |
| public int valueInt = 0; |
| public BluetoothCodecStatus codecStatus; |
| |
| A2dpStackEvent(int type) { |
| this.type = type; |
| } |
| |
| @Override |
| public String toString() { |
| // event dump |
| StringBuilder result = new StringBuilder(); |
| result.append("A2dpStackEvent {type:" + eventTypeToString(type)); |
| result.append(", device:" + device); |
| result.append(", value1:" + eventTypeValueIntToString(type, valueInt)); |
| if (codecStatus != null) { |
| result.append(", codecStatus:" + codecStatus); |
| } |
| result.append("}"); |
| return result.toString(); |
| } |
| |
| private static String eventTypeToString(int type) { |
| switch (type) { |
| case EVENT_TYPE_NONE: |
| return "EVENT_TYPE_NONE"; |
| case EVENT_TYPE_CONNECTION_STATE_CHANGED: |
| return "EVENT_TYPE_CONNECTION_STATE_CHANGED"; |
| case EVENT_TYPE_AUDIO_STATE_CHANGED: |
| return "EVENT_TYPE_AUDIO_STATE_CHANGED"; |
| case EVENT_TYPE_CODEC_CONFIG_CHANGED: |
| return "EVENT_TYPE_CODEC_CONFIG_CHANGED"; |
| default: |
| return "EVENT_TYPE_UNKNOWN:" + type; |
| } |
| } |
| |
| private static String eventTypeValueIntToString(int type, int value) { |
| switch (type) { |
| case EVENT_TYPE_CONNECTION_STATE_CHANGED: |
| switch (value) { |
| case CONNECTION_STATE_DISCONNECTED: |
| return "DISCONNECTED"; |
| case CONNECTION_STATE_CONNECTING: |
| return "CONNECTING"; |
| case CONNECTION_STATE_CONNECTED: |
| return "CONNECTED"; |
| case CONNECTION_STATE_DISCONNECTING: |
| return "DISCONNECTING"; |
| default: |
| break; |
| } |
| break; |
| case EVENT_TYPE_AUDIO_STATE_CHANGED: |
| switch (value) { |
| case AUDIO_STATE_REMOTE_SUSPEND: |
| return "REMOTE_SUSPEND"; |
| case AUDIO_STATE_STOPPED: |
| return "STOPPED"; |
| case AUDIO_STATE_STARTED: |
| return "STARTED"; |
| default: |
| break; |
| } |
| break; |
| default: |
| break; |
| } |
| return Integer.toString(value); |
| } |
| } |