É POSSIVEL QUE ALGUEM TENHA FEITO COMUNICAÇÃO UDP COM NOKIA 3530 COM GPRS. ALGUEM PODE AJUDAR.
OBRIGADO
JULIANO
da uma testada ai
import javax.microedition.lcdui.*;
import javax.microedition.midlet.*;
import javax.microedition.io.*;
import java.util.*;
public class UDPTest extends MIDlet implements CommandListener {
static final String hostname = "203.123.12.201";
static final int serverport = 9000;
private Form mainScreen = null;
static final int sendport = 9000;
static final int receiveport = 9001;
private Form resultScreen = null;
static boolean isOver = false;
TextField message=null;
private Command okCommand = new Command("OK", Command.OK, 1);
private Command backCommand = new Command("Voltar", Command.BACK, 2);
private Command exitCommand = new Command("Sair", Command.EXIT, 2);
private Display myDisplay;
public UDPTest() {
myDisplay = Display.getDisplay(this);
resultScreen = new Form("Result");
resultScreen.addCommand(okCommand);
resultScreen.setCommandListener(this);
mainScreen = new Form("UDP Testing");
message=new TextField("Message:"," ",90,TextField.ANY);
// mainScreen = new List("UDP Test", List.IMPLICIT);
}
public void startApp()
throws MIDletStateChangeException {
mainScreen.append(message);
mainScreen.addCommand(okCommand);
mainScreen.addCommand(exitCommand);
mainScreen.setCommandListener(this);
myDisplay.setCurrent(mainScreen);
}
public void pauseApp() { }
public void destroyApp(boolean unconditional) { }
public void commandAction(Command c, Displayable d) {
String res = null;
if ((c == okCommand) && (d == mainScreen)) {
// int selected = mainScreen.getSelectedIndex();
try {
//switch (selected) {
// case 0:
res = sendRequest(message.getString());
resultScreen.append (res);
myDisplay.setCurrent(resultScreen);
// break;
// }
}
catch (Exception e) {
System.err.println(e);
}
}
if ((c == exitCommand) && (d == mainScreen)) {
notifyDestroyed();
}
if ((c == okCommand) && (d == resultScreen)) {
myDisplay.setCurrent(mainScreen);
}
}
String sendRequest(String request) {
DatagramListener dgl = new DatagramListener("datagrama://:" + receiveport);
dgl.start();
doSend("datagrama://" + hostname + ":" + serverport, request);
int counter = 0;
outloop:while (!isOver) {
if (counter++ > 5) break outloop;
try {
Thread.sleep(1000);
}
catch (Exception e) {
System.out.println("Acorda Neo!");
}
}
isOver = false;
return dgl.data;
return "Sent";
}
void doSend(String destAddr, String msg) {
int length = msg.length();
byte[] message = new byte[length];
DatagramConnection dc = null;
System.arraycopy(msg.getBytes(), 0, message, 0, length);
String localhost = "datagrama://localhost:" + sendport;
try {
dc = (DatagramConnection)Connector.open(localhost);
Datagram dobject = dc.newDatagram(message, length, destAddr);
dc.send(dobject);
}
catch (Exception e) {
System.out.println("Failed to send message: " + e);
}
finally {
if (dc != null) {
try {
dc.close();
} catch (Exception f) {
System.out.println("Flha ao fechar conector: " + f);
}
}
}
}
class DatagramListener extends Thread {
DatagramConnection dc = null;
Datagram dobject;
String data = "error";
DatagramListener(String recvAddr) {
try {
dc = (DatagramConnection)Connector.open(recvAddr);
dobject = dc.newDatagram(dc.getMaximumLength());
}
catch (Exception e) {
System.out.println("Falha ao finalizar o conector: " + e);
}
}
public void run() {
try {
dc.receive(dobject);
data = new String(dobject.getData(), 0, dobject.getLength());
isOver = true;
}
catch (Exception e) {
System.err.println("Falha ao receber msg:" + e);
}
finally {
if (dc != null) {
try {
dc.close();
} catch (Exception f) {
System.err.println("Flaha ao fechar conexão: " + f);
}
}
}
}
}
}da uma testada ai
import javax.microedition.lcdui.*;
import javax.microedition.midlet.*;
import javax.microedition.io.*;
import java.util.*;
public class UDPTest extends MIDlet implements CommandListener {
static final String hostname = "203.123.12.201";
static final int serverport = 9000;
private Form mainScreen = null;
static final int sendport = 9000;
static final int receiveport = 9001;
private Form resultScreen = null;
static boolean isOver = false;
TextField message=null;
private Command okCommand = new Command("OK", Command.OK, 1);
private Command backCommand = new Command("Voltar", Command.BACK, 2);
private Command exitCommand = new Command("Sair", Command.EXIT, 2);
private Display myDisplay;
public UDPTest() {
myDisplay = Display.getDisplay(this);
resultScreen = new Form("Result");
resultScreen.addCommand(okCommand);
resultScreen.setCommandListener(this);
mainScreen = new Form("UDP Testing");
message=new TextField("Message:"," ",90,TextField.ANY);
// mainScreen = new List("UDP Test", List.IMPLICIT);
}
public void startApp()
throws MIDletStateChangeException {
mainScreen.append(message);
mainScreen.addCommand(okCommand);
mainScreen.addCommand(exitCommand);
mainScreen.setCommandListener(this);
myDisplay.setCurrent(mainScreen);
}
public void pauseApp() { }
public void destroyApp(boolean unconditional) { }
public void commandAction(Command c, Displayable d) {
String res = null;
if ((c == okCommand) && (d == mainScreen)) {
// int selected = mainScreen.getSelectedIndex();
try {
//switch (selected) {
// case 0:
res = sendRequest(message.getString());
resultScreen.append (res);
myDisplay.setCurrent(resultScreen);
// break;
// }
}
catch (Exception e) {
System.err.println(e);
}
}
if ((c == exitCommand) && (d == mainScreen)) {
notifyDestroyed();
}
if ((c == okCommand) && (d == resultScreen)) {
myDisplay.setCurrent(mainScreen);
}
}
String sendRequest(String request) {
DatagramListener dgl = new DatagramListener("datagrama://:" + receiveport);
dgl.start();
doSend("datagrama://" + hostname + ":" + serverport, request);
int counter = 0;
outloop:while (!isOver) {
if (counter++ > 5) break outloop;
try {
Thread.sleep(1000);
}
catch (Exception e) {
System.out.println("Acorda Neo!");
}
}
isOver = false;
return dgl.data;
return "Sent";
}
void doSend(String destAddr, String msg) {
int length = msg.length();
byte[] message = new byte[length];
DatagramConnection dc = null;
System.arraycopy(msg.getBytes(), 0, message, 0, length);
String localhost = "datagrama://localhost:" + sendport;
try {
dc = (DatagramConnection)Connector.open(localhost);
Datagram dobject = dc.newDatagram(message, length, destAddr);
dc.send(dobject);
}
catch (Exception e) {
System.out.println("Failed to send message: " + e);
}
finally {
if (dc != null) {
try {
dc.close();
} catch (Exception f) {
System.out.println("Flha ao fechar conector: " + f);
}
}
}
}
class DatagramListener extends Thread {
DatagramConnection dc = null;
Datagram dobject;
String data = "error";
DatagramListener(String recvAddr) {
try {
dc = (DatagramConnection)Connector.open(recvAddr);
dobject = dc.newDatagram(dc.getMaximumLength());
}
catch (Exception e) {
System.out.println("Falha ao finalizar o conector: " + e);
}
}
public void run() {
try {
dc.receive(dobject);
data = new String(dobject.getData(), 0, dobject.getLength());
isOver = true;
}
catch (Exception e) {
System.err.println("Falha ao receber msg:" + e);
}
finally {
if (dc != null) {
try {
dc.close();
} catch (Exception f) {
System.err.println("Flaha ao fechar conexão: " + f);
}
}
}
}
}
}