lejos.nxt.comm
Class NXTCommDevice

java.lang.Object
  lejos.nxt.comm.NXTCommDevice

Direct Known Subclasses:

Bluetooth, RS485, USB

public abstract class NXTCommDevice
extends Object

Base class for nxt communications devices. Provides a common address/name, plus utility functions.

Author:

andy

Field Summary

static int	ADDRESS_LEN
protected static char[]	cs
static String	NAME
static int	NAME_LEN
static String	SERIAL_NO

Constructor Summary

NXTCommDevice()

Method Summary

static String	addressToString(byte[] addr) Helper method to convert address byte array to String.
static String	getAddress() Return the current USB serial number.
static String	getName() Return the current USB devName.
static boolean	isAddress(String s) Determine if a string contains a Bluetooth style address.
static void	loadSettings() Load the current system settings associated with this class.
static String	nameToString(byte[] name) Return a string version of a device devName held as a byte array
static void	setAddress(String sn) Set the USB serial number.
static void	setName(String nam) Set the USB devName.
static byte[]	stringToAddress(String strAddress) Convert a string version of a Bluetooth address into a byte array address.
static byte[]	stringToName(String strName) Convert the string version of a devName into a byte array.

Methods inherited from class java.lang.Object

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

Field Detail

ADDRESS_LEN

public static final int ADDRESS_LEN

See Also:

Constant Field Values

NAME_LEN

public static final int NAME_LEN

See Also:

Constant Field Values

SERIAL_NO

public static final String SERIAL_NO

See Also:

Constant Field Values

NAME

public static final String NAME

See Also:

Constant Field Values

cs

protected static final char[] cs

Constructor Detail

NXTCommDevice

public NXTCommDevice()

Method Detail

isAddress

public static boolean isAddress(String s)

Determine if a string contains a Bluetooth style address.

Parameters:

s - String to test

Returns:

true if the string is an address

stringToAddress

public static byte[] stringToAddress(String strAddress)

Convert a string version of a Bluetooth address into a byte array address.

Parameters:

strAddress - The string version of the address

Returns:

a byte array version of the address

stringToName

public static byte[] stringToName(String strName)

Convert the string version of a devName into a byte array.

Parameters:

strName - string version of the devName

Returns:

byte array containing the devName.

addressToString

public static String addressToString(byte[] addr)

Helper method to convert address byte array to String.

Parameters:

addr - A byte array of bytes containing the address.

Returns:

String representation of Bluetooth address.

nameToString

public static String nameToString(byte[] name)

Return a string version of a device devName held as a byte array

Parameters:

name -

Returns:

string version of devName

setAddress

public static void setAddress(String sn)

Set the USB serial number. Should be a unique 12 character String

Parameters:

sn -

getAddress

public static String getAddress()

Return the current USB serial number.

Returns:

the serial number

setName

public static void setName(String nam)

Set the USB devName. Can be up to 16 character String

Parameters:

nam - the mame

getName

public static String getName()

Return the current USB devName.

Returns:

the devName

loadSettings

public static void loadSettings()

Load the current system settings associated with this class. Called automatically to initialize the class. May be called if it is required to reload any settings.