boolean disconnect(BluetoothDevice device) {
enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM, "Need BLUETOOTH ADMIN permission");
int connectionState = mStateMachine.getConnectionState(device);
if (connectionState != BluetoothProfile.STATE_CONNECTED
&& connectionState != BluetoothProfile.STATE_CONNECTING) {
return false;
}
mStateMachine.sendMessage(A2dpStateMachine.DISCONNECT, device);
return true;
}
public boolean connect(BluetoothDevice device) {
enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM, "Need BLUETOOTH ADMIN permission");
if (getPriority(device) == BluetoothProfile.PRIORITY_OFF) {
return false;
}
ParcelUuid[] featureUuids = device.getUuids();
if ((BluetoothUuid.containsAnyUuid(featureUuids, A2DP_SOURCE_UUID))
&& !(BluetoothUuid.containsAllUuids(featureUuids, A2DP_SOURCE_SINK_UUIDS))) {
Log.e(TAG, "Remote does not have A2dp Sink UUID");
return false;
}
int connectionState = mStateMachine.getConnectionState(device);
if (connectionState == BluetoothProfile.STATE_CONNECTED
|| connectionState == BluetoothProfile.STATE_CONNECTING) {
return false;
}
mStateMachine.sendMessage(A2dpStateMachine.CONNECT, device);
return true;
}
int getConnectionState(BluetoothDevice device) {
enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
return mStateMachine.getConnectionState(device);
}