lejos.pc.comm
Class NXTCommBluecove

java.lang.Object
  lejos.pc.comm.NXTCommBluecove

All Implemented Interfaces:

javax.bluetooth.DiscoveryListener, NXTComm

public class NXTCommBluecove
extends java.lang.Object
implements NXTComm, javax.bluetooth.DiscoveryListener

Implementation of NXTComm using the Bluecove libraries on Microsoft Windows. Should not be used directly - use NXTCommFactory to create an appropriate NXTComm object for your system and the protocol you are using.

Field Summary

Fields inherited from interface javax.bluetooth.DiscoveryListener

INQUIRY_COMPLETED, INQUIRY_ERROR, INQUIRY_TERMINATED, SERVICE_SEARCH_COMPLETED, SERVICE_SEARCH_DEVICE_NOT_REACHABLE, SERVICE_SEARCH_ERROR, SERVICE_SEARCH_NO_RECORDS, SERVICE_SEARCH_TERMINATED

Constructor Summary

NXTCommBluecove()

Method Summary

int	available() Request the number of bytes available to read.
void	close() Closes the connection to the NXT.
void	deviceDiscovered(javax.bluetooth.RemoteDevice btDevice, javax.bluetooth.DeviceClass cod)
java.io.InputStream	getInputStream() Return an InputStream for reading a stream of data from the NXT over this connection.
java.io.OutputStream	getOutputStream() Return an OutputStream for writing a stream of data to the NXT over this connection.
void	inquiryCompleted(int discType)
boolean	open(NXTInfo nxt) Connect to a NXT found by a search or created from mname and address.
byte[]	read() Read data from a NXT that has an open connection.
NXTInfo[]	search(java.lang.String name, int protocol) Search for NXTs over USB, Bluetooth or both
byte[]	sendRequest(byte[] message, int replyLen) Sends a request to the NXT brick.
void	servicesDiscovered(int transID, javax.bluetooth.ServiceRecord[] servRecord)
void	serviceSearchCompleted(int transID, int respCode)
java.lang.String	stripColons(java.lang.String s)
void	write(byte[] data) Write data to a NXT that has an open connection.

Methods inherited from class java.lang.Object

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

Constructor Detail

NXTCommBluecove

public NXTCommBluecove()

Method Detail

search

public NXTInfo[] search(java.lang.String name,
                        int protocol)
                 throws NXTCommException

Description copied from interface: NXTComm

Search for NXTs over USB, Bluetooth or both

Specified by:

search in interface NXTComm

Parameters:

name - name of the NXT or null

protocol - bitwise combination of NXTCommFactory.BLUETOOTH and NXTCommFactory.USB

Returns:

a NXTInfo object describing the NXt found and the connection to it

Throws:

NXTCommException

open

public boolean open(NXTInfo nxt)
             throws NXTCommException

Description copied from interface: NXTComm

Connect to a NXT found by a search or created from mname and address.

Specified by:

open in interface NXTComm

Parameters:

nxt - the NXTInfo object for the NXT

Returns:

true iff the open succeeded

Throws:

NXTCommException

close

public void close()
           throws java.io.IOException

Description copied from interface: NXTComm

Closes the connection to the NXT.

Specified by:

close in interface NXTComm

Throws:

java.io.IOException

sendRequest

public byte[] sendRequest(byte[] message,
                          int replyLen)
                   throws java.io.IOException

Sends a request to the NXT brick.

Specified by:

sendRequest in interface NXTComm

Parameters:

message - Data to send.

replyLen - the reply length expected

Returns:

the reply

Throws:

java.io.IOException

read

public byte[] read()
            throws java.io.IOException

Description copied from interface: NXTComm

Read data from a NXT that has an open connection. Used for stream connections.

Specified by:

read in interface NXTComm

Returns:

the data

Throws:

java.io.IOException

available

public int available()
              throws java.io.IOException

Description copied from interface: NXTComm

Request the number of bytes available to read.

Specified by:

available in interface NXTComm

Returns:

the number of bytes available

Throws:

java.io.IOException

write

public void write(byte[] data)
           throws java.io.IOException

Description copied from interface: NXTComm

Write data to a NXT that has an open connection.

Specified by:

write in interface NXTComm

Parameters:

data - the data to be written. Used for stream connections.

Throws:

java.io.IOException

deviceDiscovered

public void deviceDiscovered(javax.bluetooth.RemoteDevice btDevice,
                             javax.bluetooth.DeviceClass cod)

Specified by:

deviceDiscovered in interface javax.bluetooth.DiscoveryListener

inquiryCompleted

public void inquiryCompleted(int discType)

Specified by:

inquiryCompleted in interface javax.bluetooth.DiscoveryListener

servicesDiscovered

public void servicesDiscovered(int transID,
                               javax.bluetooth.ServiceRecord[] servRecord)

Specified by:

servicesDiscovered in interface javax.bluetooth.DiscoveryListener

serviceSearchCompleted

public void serviceSearchCompleted(int transID,
                                   int respCode)

Specified by:

serviceSearchCompleted in interface javax.bluetooth.DiscoveryListener

getOutputStream

public java.io.OutputStream getOutputStream()

Description copied from interface: NXTComm

Return an OutputStream for writing a stream of data to the NXT over this connection.

Specified by:

getOutputStream in interface NXTComm

Returns:

the OutputStream object

getInputStream

public java.io.InputStream getInputStream()

Description copied from interface: NXTComm

Return an InputStream for reading a stream of data from the NXT over this connection.

Specified by:

getInputStream in interface NXTComm

Returns:

the InputStream object

stripColons

public java.lang.String stripColons(java.lang.String s)