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|
import java.io.*;
import java.util.*;
import javax.bluetooth.*;
import javax.microedition.io.*;
import javax.microedition.lcdui.*;
import javax.microedition.midlet.*;
public class MonClient extends MIDlet implements DiscoveryListener, CommandListener{
protected Command commandExit;
protected Command commandConnect;
protected Command commandBrowse;
protected Form infoArea = new Form("Mon client");
// For the connection with the other phone
protected UUID uuidPhone = new UUID(0x1101);
protected int inquiryMode = DiscoveryAgent.GIAC;
protected int connectionOptions = ServiceRecord.NOAUTHENTICATE_NOENCRYPT;
protected Vector deviceList = new Vector();
protected void destroyApp(boolean arg0) throws MIDletStateChangeException {
}
protected void pauseApp() {
}
protected void startApp() throws MIDletStateChangeException {
Display.getDisplay(this).setCurrent(infoArea);
commandExit = new Command("Exit", Command.SCREEN,1);
commandConnect = new Command("Send", Command.SCREEN,1);
commandBrowse = new Command("Open",Command.SCREEN,1);
infoArea.addCommand(commandBrowse);
infoArea.addCommand(commandConnect);
infoArea.addCommand(commandExit);
infoArea.setCommandListener(this);
}
private void startDeviceInquiry() {
try {
deviceList.removeAllElements();
log("Searching for devices..");
DiscoveryAgent agent = getAgent();
agent.startInquiry(inquiryMode, this);
} catch (Exception e) {
log("Error : "+e);
}
}
public void deviceDiscovered(RemoteDevice btDevice, DeviceClass cod) {
deviceList.addElement(btDevice);
}
public void inquiryCompleted(int discType) {
if(deviceList.size() !=0)
makeDeviceSelectionGUI();
else
log("No device founded");
}
/*-
* ------- Service search section -------
*/
private void startServiceSearch(RemoteDevice device) {
try {
UUID uuids[] = new UUID[] { uuidPhone };
getAgent().searchServices(null, uuids, device, this);
} catch (Exception e) {
log(e);
}
}
/**
* This method is called when a service(s) are discovered.This method starts
* a thread that handles the data exchange with the server.
*/
public void servicesDiscovered(int transId, ServiceRecord[] records) {
for (int i = 0; i < records.length; i++) {
ServiceRecord rec = records[i];
String url = rec.getConnectionURL(connectionOptions, false);
handleConnection(url);
}
}
public void serviceSearchCompleted(int transID, int respCode) {
String msg = null;
switch (respCode) {
case SERVICE_SEARCH_COMPLETED:
msg = "the service search completed normally";
break;
case SERVICE_SEARCH_TERMINATED:
msg = "the service search request was cancelled by a call to DiscoveryAgent.cancelServiceSearch()";
break;
case SERVICE_SEARCH_ERROR:
msg = "an error occurred while processing the request";
break;
case SERVICE_SEARCH_NO_RECORDS:
msg = "no records were found during the service search";
break;
case SERVICE_SEARCH_DEVICE_NOT_REACHABLE:
msg = "the device specified in the search request could not be reached or the local device could not establish a connection to the remote device";
break;
}
log("Service search completed - " + msg);
}
/*-
* ------- The actual connection handling. -------
*/
private void handleConnection(final String url) {
Thread writer = new Thread() {
public void run() {
StreamConnection stream = null;
try {
stream = (StreamConnection) Connector.open(url);
log("Bluetooth stream open.");
InputStream in = stream.openInputStream();
DataInputStream reader = new DataInputStream(in);
OutputStream out = stream.openOutputStream();
DataOutputStream writer = new DataOutputStream(out);
log("Start the exchange.");
while (true) {
// TODO Ecrire ici les echanges avec le serveur bluetooth
}
} catch (IOException e) {
log(e);
}catch(Exception e){
log("Error");
log(e);
}
finally {
log("Bluetooth stream closed.");
if (stream != null) {
try {
stream.close();
} catch (IOException e) {
log(e);
}
}
}
}
};
writer.start();
}
/*-
* ------- Graphic User Interface section -------
*/
private void makeInformationAreaGUI() {
infoArea.deleteAll();
Display.getDisplay(this).setCurrent(infoArea);
}
private void makeDeviceSelectionGUI() {
final List devices = new List("Select a device", List.IMPLICIT);
for (int i = 0; i < deviceList.size(); i++)
devices.append(
getDeviceStr((RemoteDevice) deviceList.elementAt(i)), null);
devices.setCommandListener(new CommandListener() {
public void commandAction(Command arg0, Displayable arg1) {
makeInformationAreaGUI();
startServiceSearch((RemoteDevice) deviceList.elementAt(devices
.getSelectedIndex()));
}
});
Display.getDisplay(this).setCurrent(devices);
}
synchronized public void log(String msg) {
infoArea.append(msg);
infoArea.append("\n\n");
}
public void log(Throwable e) {
log(e.getMessage());
log(e.toString());
}
public void commandAction(Command c, Displayable s)
{
if (c == commandExit){
try{
destroyApp(false);
notifyDestroyed();
}catch(MIDletStateChangeException e){
log(e);
}
}
if(c == commandConnect){
try {
startDeviceInquiry();
} catch (Throwable t) {
log(t);
}
}
if(c == commandBrowse){
}
}
/*
* Utils section
*/
public String hashToString(byte[] hash) {
StringBuffer sb = new StringBuffer();
for (int i = 0; i < hash.length; i++) {
int v = hash[i] & 0xFF;
if(v < 16) {
sb.append("0");
}
sb.append(Integer.toString(v, 16));
}
return sb.toString();
}
private DiscoveryAgent getAgent() {
try {
return LocalDevice.getLocalDevice().getDiscoveryAgent();
} catch (BluetoothStateException e) {
throw new Error(e.getMessage());
}
}
private String getDeviceStr(RemoteDevice btDevice) {
return getFriendlyName(btDevice) + " - 0x"
+ btDevice.getBluetoothAddress();
}
private String getFriendlyName(RemoteDevice btDevice) {
try {
return btDevice.getFriendlyName(false);
} catch (IOException e) {
return "no name available";
}
}
} |
Librairie Bluetooth introuvable
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