com.smartdevicelink.transport

Class MultiplexBluetoothTransport

java.lang.Object

com.smartdevicelink.transport.MultiplexBaseTransport

com.smartdevicelink.transport.MultiplexBluetoothTransport

public class MultiplexBluetoothTransport
extends MultiplexBaseTransport

This class does all the work for setting up and managing Bluetooth connections with other devices. It has a thread that listens for incoming connections, a thread for connecting with a device, and a thread for performing data transmissions when connected.

Field Summary

Fields

Modifier and Type	Field and Description
protected static String	SHARED_PREFS

Fields inherited from class com.smartdevicelink.transport.MultiplexBaseTransport

connectedDeviceAddress, connectedDeviceName, DEVICE_ADDRESS, DEVICE_NAME, ERROR_REASON_KEY, handler, LOG, mState, REASON_NONE, REASON_SPP_ERROR, STATE_CONNECTED, STATE_CONNECTING, STATE_ERROR, STATE_LISTEN, STATE_NONE, transportRecord, transportType

Constructor Summary

Constructors

Constructor and Description
MultiplexBluetoothTransport(Handler handler) Constructor.

Method Summary

Modifier and Type	Method and Description
void	connect(BluetoothDevice device) Start the ConnectThread to initiate a connection to a remote device.
void	connected(BluetoothSocket socket, BluetoothDevice device) Start the ConnectedThread to begin managing a Bluetooth connection
BluetoothSocket	getBTSocket(BluetoothServerSocket bsSocket)
int	getChannel(BluetoothSocket bsSocket)
BluetoothDevice	getConnectedDevice() A method to retrieve the currently connected bluetooth device
int	getState() Return the current connection state.
void	setKeepSocketAlive(boolean keepSocketAlive)
protected void	setStateManually(int state)
void	start() Start the chat service.
void	stop() Stop all threads
protected void	stop(int stateToTransitionTo)
protected void	stop(int stateToTransitionTo, byte error)
void	write(byte[] out, int offset, int count) Write to the ConnectedThread in an unsynchronized manner

Methods inherited from class com.smartdevicelink.transport.MultiplexBaseTransport

getAddress, getDeviceName, getTransportRecord, isConnected, setState, setState

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

SHARED_PREFS

protected static final String SHARED_PREFS

See Also:

Constant Field Values

Constructor Detail

MultiplexBluetoothTransport

public MultiplexBluetoothTransport(Handler handler)

Constructor. Prepares a new BluetoothChat session.

Parameters:

handler - A Handler to send messages back to the UI Activity

Method Detail

setStateManually

protected void setStateManually(int state)

getState

public int getState()

Return the current connection state.

Overrides:

getState in class MultiplexBaseTransport

setKeepSocketAlive

public void setKeepSocketAlive(boolean keepSocketAlive)

getConnectedDevice

public BluetoothDevice getConnectedDevice()

A method to retrieve the currently connected bluetooth device

Returns:

the connected bluetooth device if connected, null otherwise.

start

public void start()

Start the chat service. Specifically start AcceptThread to begin a session in listening (server) mode. Called by the Activity onResume()

connect

public void connect(BluetoothDevice device)

Start the ConnectThread to initiate a connection to a remote device.

Parameters:

device - The BluetoothDevice to connect

connected

public void connected(BluetoothSocket socket,
                      BluetoothDevice device)

Start the ConnectedThread to begin managing a Bluetooth connection

Parameters:

socket - The BluetoothSocket on which the connection was made

device - The BluetoothDevice that has been connected

stop

public void stop()

Stop all threads

Overrides:

stop in class MultiplexBaseTransport

stop

protected void stop(int stateToTransitionTo)

Specified by:

stop in class MultiplexBaseTransport

stop

protected void stop(int stateToTransitionTo,
                    byte error)

Overrides:

stop in class MultiplexBaseTransport

write

public void write(byte[] out,
                  int offset,
                  int count)

Write to the ConnectedThread in an unsynchronized manner

Specified by:

write in class MultiplexBaseTransport

Parameters:

out - The bytes to write

See Also:

ConnectedWriteThread#write(byte[], int, int)

getBTSocket

public BluetoothSocket getBTSocket(BluetoothServerSocket bsSocket)

getChannel

public int getChannel(BluetoothSocket bsSocket)