protected synchronized void stop() {
_stop = true;
try {
// Close the connection so the thread will return.
_notify.close();
} catch (IOException e) {
System.err.println(e.toString());
} catch (NullPointerException e) {
// The notify object likely failed to open, due to an IOException.
}
}
protected BTGPSLocationProvider() throws LocationException {
// TODO: Move this to searchConnect method?
// TODO: The problem here is that it searches every time. Slow. Need to try Properties?
// TODO: BIG ONE: Should only connect to GPS that isPaired() (from menu). Will
// allow some degree of control over which GPS is connects to in classroom.
try {
da = LocalDevice.getLocalDevice().getDiscoveryAgent();
da.startInquiry(DiscoveryAgent.GIAC, this);
} catch (BluetoothStateException e) {
throw new LocationException(e.getMessage());
}
while (!doneInq) {
Thread.yield();
}
if (btDevice == null) throw new LocationException("No device found");
String address = btDevice.getBluetoothAddress();
String btaddy = "btspp://" + address;
try {
StreamConnectionNotifier scn = (StreamConnectionNotifier) Connector.open(btaddy);
if (scn == null) throw new LocationException("Bad BT address");
StreamConnection c = scn.acceptAndOpen();
/* This problem below occurred one time for my Holux GPS. The solution was to
* remove the device from the Bluetooth menu, then find and pair again.
*/
if (c == null) throw new LocationException("Failed. Try pairing at menu again");
InputStream in = c.openInputStream();
if (in != null) {
gps = new SimpleGPS(in);
// c.close(); // TODO: Clean up when done. HOW TO HANDLE IN LOCATION?
}
} catch (IOException e) {
throw new LocationException(e.getMessage());
}
// Add itself to SimpleGPS as listener
SimpleGPS.addListener(this);
}
/** Handle incoming response here */
public void notifyResponse(SipClientConnection scc) {
int statusCode = 0;
boolean received = false;
try {
scc.receive(0); // <i><b>fetch resent response</b></i>
statusCode = scc.getStatusCode();
str = new StringItem("Response: ", statusCode + " " + scc.getReasonPhrase());
form.append(str);
if (statusCode < 200) {
dialog = scc.getDialog();
form.append("Early-Dialog state: " + dialog.getState());
}
if (statusCode == 200) {
String contentType = scc.getHeader("Content-Type");
String contentLength = scc.getHeader("Content-Length");
int length = Integer.parseInt(contentLength);
if (contentType.equals("application/sdp")) {
//
// <i><b>handle SDP here</b></i>
//
}
dialog = scc.getDialog(); // <i><b>save dialog info</b></i>
form.append("Dialog state: " + dialog.getState());
scc.initAck(); // <i><b>initialize and send ACK</b></i>
scc.send();
str = new StringItem("Session established: ", scc.getHeader("Call-ID"));
form.append(str);
scc.close();
} else if (statusCode >= 300) {
str = new StringItem("Session failed: ", scc.getHeader("Call-ID"));
form.append(str);
form.removeCommand(byeCmd);
form.addCommand(restartCmd);
scc.close();
}
} catch (IOException ioe) {
// <i><b>handle e.g. transaction timeout here</b></i>
str = new StringItem("No answer: ", ioe.getMessage());
form.append(str);
form.removeCommand(byeCmd);
form.addCommand(restartCmd);
}
}
/** end session with BYE */
private void sendBYE() {
if (dialog != null) {
try {
SipClientConnection sc = dialog.getNewClientConnection("BYE");
sc.send();
str = new StringItem("user hang-up: ", "BYE sent...");
form.append(str);
boolean gotit = sc.receive(10000);
if (gotit) {
if (sc.getStatusCode() == 200) {
form.append("Session closed successfully...");
form.append("Dialog state: " + dialog.getState());
} else form.append("Error: " + sc.getReasonPhrase());
}
sc.close();
} catch (IOException iox) {
form.append("Exception: " + iox.getMessage());
}
} else {
form.append("No dialog information!");
}
}
public void run() {
StreamConnection stream = null;
InputStream input = null;
MDSPushInputStream pushInputStream = null;
while (!_stop) {
try {
// Synchronize here so that we don't end up creating a connection that is never closed.
synchronized (this) {
// Open the connection once (or re-open after an IOException), so we don't end up
// in a race condition, where a push is lost if it comes in before the connection
// is open again. We open the url with a parameter that indicates that we should
// always use MDS when attempting to connect.
int port = RhoConf.getInstance().getInt("push_port");
if (port == 0) port = 100;
_notify = (StreamConnectionNotifier) Connector.open(URL + port + ";deviceside=false");
}
while (!_stop) {
// NOTE: the following will block until data is received.
LOG.TRACE("Block push thread until data is recieved");
stream = _notify.acceptAndOpen();
LOG.TRACE("Recieved push data");
try {
input = stream.openInputStream();
pushInputStream = new MDSPushInputStream((HttpServerConnection) stream, input);
// Extract the data from the input stream.
DataBuffer db = new DataBuffer();
byte[] data = new byte[CHUNK_SIZE];
int chunk = 0;
while (-1 != (chunk = input.read(data))) {
db.write(data, 0, chunk);
}
processPushMessage(data);
// This method is called to accept the push.
pushInputStream.accept();
input.close();
stream.close();
data = db.getArray();
} catch (IOException e1) {
// A problem occurred with the input stream , however, the original
// StreamConnectionNotifier is still valid.
System.err.println(e1.toString());
if (input != null) {
try {
input.close();
} catch (IOException e2) {
}
}
if (stream != null) {
try {
stream.close();
} catch (IOException e2) {
}
}
}
}
_notify.close();
_notify = null;
} catch (IOException ioe) {
LOG.TRACE("Exception thrown by _notify.acceptAndOpen() - exiting push thread");
// Likely the stream was closed. Catches the exception thrown by
// _notify.acceptAndOpen() when this program exits.
_stop = true;
if (_notify != null) {
try {
_notify.close();
_notify = null;
} catch (IOException e) {
}
}
}
}
}
/**
* Task execution code: <br>
* ---------- <br>
* Performed operations: <br>
*
* <ul type="disc">
* <li>Add alarm to position strings, if necessary;
* <li>Send string;
* <li>Check the number of sent strings.
* </ul>
*/
public void run() {
list = new BCListenerCustom();
list.addInfoStato(infoS);
BearerControl.addListener(list);
while (!infoS.isCloseUDPSocketTask()) {
// if(false){
if ((infoS.getInfoFileString(TrkState).equals("ON")
|| (infoS.getInfoFileString(TrkState)).equalsIgnoreCase("ON,FMS"))
&& infoS.getInfoFileString(GPRSProtocol).equals("UDP")
&& ((infoS.getInfoFileInt(TrkIN) != infoS.getInfoFileInt(TrkOUT))
|| !infoS.getDataRAM().equals(""))) {
exitTRKON = false;
try {
// Indicates if GPRS SOCKET is ACTIVE
// System.out.println("TT*UDPSocketTask: START");
infoS.setIfsocketAttivo(true);
destAddressUDP =
"datagram://"
+ infoS.getInfoFileString(DestHost)
+ ":"
+ infoS.getInfoFileString(DestPort);
/*
* Once this task has been started, it is completely
* finished before proceeding to a re-use, even if the
* timeout expires (so there may be a FIX GPRS timeout
* expired!)
*/
try {
try {
while (!InfoStato.getCoda()) Thread.sleep(1L);
} catch (InterruptedException e) {
}
if (infoS.getInfoFileInt(TrkIN) == infoS.getInfoFileInt(TrkOUT)) {
outText = infoS.getDataRAM();
ram = true;
} else {
ram = false;
temp = infoS.getInfoFileInt("TrkOUT");
System.out.println("TT*UDPSocketTask: pointer out - " + temp);
if ((temp >= codaSize) || (temp < 0)) temp = 0;
outText = infoS.getRecord(temp);
new LogError("TT*UDPSocketTask: pointer out - " + temp + " " + outText);
System.out.println("TT*UDPSocketTask: data in queue: " + outText);
}
System.out.println("TT*UDPSocketTask: string to send through GPRS:\r\n" + this.outText);
ctrlSpeed = infoS.getSpeedForTrk();
if (debug_speed) {
ctrlSpeed = infoS.getSpeedGree();
System.out.println("SPEED " + ctrlSpeed);
}
try {
val_insensibgps = Integer.parseInt(infoS.getInfoFileString(InsensibilitaGPS));
} catch (NumberFormatException e) {
val_insensibgps = 0;
}
// new LogError("Actual speed: " + ctrlSpeed + ". Val insens: " + val_insensibgps);
if (ram) {
// System.out.println("ACTUAL SPEED: " + this.ctrlSpeed);
// System.out.println("outText.indexOf(ALARM) " + (this.outText.indexOf("ALARM") >
// 0));
// System.out.println("outText.indexOf(ALIVE) " + (this.outText.indexOf("ALIVE") >
// 0));
// System.out.println("SPEED LIMIT: " + this.val_insensibgps);
// System.out.println("PREVIOUS MESSAGE IS ALIVE: " + this.infoS.getPreAlive());
// System.out.println("SPEED LIMIT: " + this.val_insensibgps);
// System.out.println("PREVIOUS SPEED: " + this.infoS.getPreSpeedDFS());
if (this.ctrlSpeed > this.val_insensibgps) {
System.out.println("Speed check ok.");
infoS.settrasmetti(true);
if (this.infoS.getInvioStop()) {
infoS.setApriGPRS(true);
}
infoS.setInvioStop(false);
} else {
if ((outText.indexOf("ALARM") > 0) || (outText.indexOf("ALIVE") > 0)) {
System.out.println("Alarm");
infoS.settrasmetti(true);
infoS.setApriGPRS(true);
} else {
if ((!infoS.getPreAlive())
&& (ctrlSpeed <= val_insensibgps)
&& (infoS.getPreSpeedDFS() > val_insensibgps)) {
System.out.println(
"Speed check less then insensitivity, previous speed is greater");
infoS.settrasmetti(true);
if (infoS.getInvioStop() == true) {
infoS.setApriGPRS(true);
}
infoS.setInvioStop(false);
} else {
System.out.println("Speed check failed.");
if (infoS.getInvioStop() == false) {
System.out.println("Send stop coordinate.");
infoS.settrasmetti(true);
infoS.setInvioStop(true);
infoS.setChiudiGPRS(true);
// new LogError("Send stop.");
}
}
}
}
if (this.outText.indexOf("ALIVE") > 0) {
System.out.println("ALIVE MESSAGE");
infoS.setPreAlive(true);
} else {
infoS.setPreAlive(false);
System.out.println("NO ALIVE MESSAGE");
}
} else {
// new LogError("From store.");
infoS.settrasmetti(true);
infoS.setChiudiGPRS(false);
}
// new LogError("Transmission status: " + infoS.gettrasmetti());
if (infoS.gettrasmetti() == true) {
infoS.settrasmetti(false);
if (infoS.getApriGPRS() == true) {
close = false;
infoS.setTRKstate(true);
try {
semAT.getCoin(5);
infoS.setATexec(true);
mbox2.write("at^smong\r");
while (infoS.getATexec()) {
Thread.sleep(whileSleep);
}
infoS.setATexec(true);
mbox2.write("at+cgatt=1\r");
while (infoS.getATexec()) {
Thread.sleep(whileSleep);
}
semAT.putCoin();
} catch (Exception e) {
}
// Open GPRS Channel
try {
udpConn = (UDPDatagramConnection) Connector.open(destAddressUDP);
} catch (Exception e) {
System.out.println("TT*UDPSocketTask: Connector.open");
}
infoS.setApriGPRS(false);
}
try {
// mem2 = r.freeMemory();
// System.out.println("Free memory after allocation: " + mem2);
if ((outText == null) || (outText.indexOf("null") >= 0)) {
outText =
infoS.getInfoFileString(Header)
+ ","
+ infoS.getInfoFileString(IDtraker)
+ defaultGPS
+ ",<ERROR>*00";
buff = outText.getBytes();
}
System.out.println("OPEN DATAGRAM");
System.out.println(outText);
dgram = udpConn.newDatagram(outText.length());
buff = new byte[outText.length()];
System.out.println("SEND DATAGRAM");
buff = outText.getBytes();
new LogError("outText = " + outText);
dgram.setData(buff, 0, buff.length);
udpConn.send(dgram);
int gprsCount = 0;
answer = "";
String ack = infoS.getInfoFileString(Ackn);
if (!infoS.getInfoFileString(Ackn).equals("")) {
while (true) {
dgram.reset();
dgram.setLength(infoS.getInfoFileString(Ackn).length() + 1);
udpConn.receive(dgram);
byte[] data = dgram.getData();
answer = new String(data);
answer = answer.substring(0, ack.length());
if (debug) {
System.out.println("ACK: " + answer);
}
if (answer.equals(ack)) {
new LogError("ACK");
if (debug) System.out.println("ACK RECEIVED");
break;
} else {
if (debug) System.out.println("WAITING ACK");
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
}
gprsCount++;
}
if (gprsCount > 15) {
new LogError("NACK");
infoS.setReboot();
errorSent = true;
break;
}
}
}
} catch (Exception err) {
System.out.println("TT*UDPSocketTask: Exception err");
new LogError("TT*UDPSocketTask: Exception during out text" + err.getMessage());
infoS.setReboot();
errorSent = true;
break;
}
// new LogError(outText);
if (debug) System.out.println(outText);
if (infoS.getChiudiGPRS() == true) {
infoS.setTRKstate(false);
try {
System.out.println("TT*UDPSocketTask: close UDP");
udpConn.close();
} catch (NullPointerException e) {
infoS.setChiudiGPRS(false);
}
infoS.setChiudiGPRS(false);
}
}
System.out.println("BEARER: " + infoS.getGprsState());
if (!infoS.getGprsState()) {
errorSent = true;
System.out.println("BEARER ERROR");
new LogError("BEARER ERROR");
}
if (ram) {
if (!errorSent) {
infoS.setDataRAM("");
}
} else {
if (!errorSent) {
temp++;
if (temp >= codaSize || temp < 0) temp = 0;
infoS.setInfoFileInt(TrkOUT, "" + temp);
file.setImpostazione(TrkOUT, "" + temp);
InfoStato.getFile();
file.writeSettings();
InfoStato.freeFile();
}
errorSent = false;
}
InfoStato.freeCoda();
infoS.setIfsocketAttivo(false);
Thread.sleep(100);
if (errorSent) {
close = true;
semAT.putCoin(); // release AT interface
infoS.setIfsocketAttivo(false);
infoS.setApriGPRS(false);
infoS.setChiudiGPRS(false);
}
// r.gc(); // request garbage collection
// mem2 = r.freeMemory();
// System.out.println("Free memory after collecting" + " discarded Integers: " + mem2);
} catch (IOException e) {
close = true;
String msgExcept = e.getMessage();
System.out.println("TT*UDPSocketTask: exception: " + msgExcept);
// new LogError("SocketGPRStask IOException: " + e);
infoS.setIfsocketAttivo(false);
infoS.setApriGPRS(false);
infoS.setChiudiGPRS(false);
} catch (EmptyStackException e) {
close = true;
// System.out.println("exception: " + e.getMessage());
e.printStackTrace();
// new LogError("SocketGPRStask EmptyStackException");
infoS.setIfsocketAttivo(false);
infoS.setApriGPRS(false);
infoS.setChiudiGPRS(false);
} // catch
} catch (Exception e) {
close = true;
// new LogError("SocketGPRSTask generic Exception");
infoS.setIfsocketAttivo(false);
infoS.setApriGPRS(false);
infoS.setChiudiGPRS(false);
}
if (close) {
try {
semAT.getCoin(5);
infoS.setATexec(true);
mbox2.write("at^smong\r");
while (infoS.getATexec()) {
Thread.sleep(whileSleep);
}
semAT.putCoin();
} catch (Exception e) {
}
try {
// System.out.println("***************CLOSE******************");
try {
udpConn.close();
} catch (NullPointerException e) {
}
// System.out.println("***************CLOSED******************");
infoS.setTRKstate(false);
infoS.setEnableCSD(true);
semAT.getCoin(5);
// Close GPRS channel
// System.out.println("SocketGPRSTask: KILL GPRS");
infoS.setATexec(true);
mbox2.write("at+cgatt=0\r");
while (infoS.getATexec()) {
Thread.sleep(whileSleep);
}
semAT.putCoin();
Thread.sleep(5000);
} catch (InterruptedException e) {
} catch (IOException e) {
} catch (Exception e) {
}
System.out.println("WAIT - DISCONNECT GPRS");
for (countDownException = 0; countDownException < 100; countDownException++) {
if (infoS.isCloseUDPSocketTask()) break;
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
}
}
infoS.setApriGPRS(true);
}
} else {
try {
if (infoS.getInfoFileString(TrkState).equals("OFF")) {
infoS.setTRKstate(false);
infoS.setEnableCSD(true);
semAT.putCoin(); // release AT interface
try {
semAT.getCoin(5);
// Close GPRS channel
// System.out.println("SocketGPRSTask: TRK OFF KILL GPRS");
infoS.setATexec(true);
mbox2.write("at+cgatt=0\r");
while (infoS.getATexec()) {
Thread.sleep(whileSleep);
}
semAT.putCoin();
} catch (InterruptedException e) {
}
}
Thread.sleep(2000);
} catch (InterruptedException e) {
}
}
} // while
} // run
/** Implementation of Thread. */
public void run() {
StreamConnection connection = null;
try {
_screen.updateDisplay("Opening Connection...");
String url =
"socket://"
+ _screen.getHostFieldText()
+ ":44444;interface=wifi"
+ (_screen.isDirectTCP() ? ";deviceside=true" : "");
connection = (StreamConnection) Connector.open(url);
_screen.updateDisplay("Connection with " + _screen.getHostFieldText() + " established.");
_in = connection.openInputStream();
_out = new OutputStreamWriter(connection.openOutputStream());
// Send the HELLO string.
// send("Hello from BlackBerry 9860.");
// send("Hello from BlackBerry 9860.");
send(AzrRP_Screen.getMsg());
// Execute further data exchange here...
// send("Bye");
_screen.updateDisplay("Done!");
} catch (IOException e) {
System.err.println(e.toString());
} finally {
_screen.setThreadRunning(false);
try {
_in.close();
} catch (IOException ioe) {
}
try {
_out.close();
AzrRP_Screen.setMsg(null);
} catch (IOException ioe) {
}
try {
connection.close();
} catch (IOException ioe) {
}
}
}
