Problemas com classes para J2ME!

Ola Amigos do forum estou usando IDE NETBEANS 6.9.1 e necessito debugar esta classe chamada cliente, porem eu tenho alguns metodos e classes que dao erro, como BufferedReader, PrintWriter e Vector…!

O netbeans aponta a classe Vector diz que e obsoleto, e BufferedReader e PrintWriter fala que nao existe.

Bom, estou usando J2ME como projeto!

Vcs teriam alguma solucao basica para isso??

Agradeco!!

Vai um print

Substitui o PrintWriter por DataOutputStream e o BufferedReader por DataInputStream.

o que eu faco com a importacao VECTOR??? sendo que eu preciso dela ???

Amigo, a classe Vector não tem nenhum problema compreendeste?? O pacote util existe desde sempre desde o CLDC 1.0.
Esse warning deve por que você tem um import e não o esta usando de fato na classe… :cry: Sacou?

[quote=fabioEM]Amigo, a classe Vector não tem nenhum problema compreendeste?? O pacote util existe desde sempre desde o CLDC 1.0.
Esse warning deve por que você tem um import e não o esta usando de fato na classe… :cry: Sacou?[/quote]

Ok, entao quer dizer que o warning que fala que o import e obsoleto e normal…?

Vou postar o codigo aqui:

Tomara que debug a classe depois de fazer as alteracoes…!

To postando o codigo agora, se vc puder dar umas sugestoes eu aceito valew!

Eu vou fazer as mudancas ate de noite, ae te mando uma mensagem!

[code]package bluetooth;

/**
*

  • @author carlox
    /
    import java.lang.System.
    ;
    import java.io.DataInputStream; // entra dados
    //import java.io.BufferedReader;

import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.DataOutputStream; // sai dados
//import java.io.PrintWriter;
//import java.util.Vector;
import javax.bluetooth.DeviceClass;
import javax.bluetooth.DiscoveryAgent;
import javax.bluetooth.DiscoveryListener;
import javax.bluetooth.LocalDevice;
import javax.bluetooth.RemoteDevice;
import javax.bluetooth.ServiceRecord;
import javax.bluetooth.UUID;
import javax.microedition.io.Connector;
import javax.microedition.io.StreamConnection;

/**

  • A simple SPP client that connects with an SPP server
    */
    public class SampleSPPClient implements DiscoveryListener{

    //object used for waiting
    private static Object lock=new Object();

    //vector containing the devices discovered
    // private static Vector vecDevices = new Vector();

    private static String connectionURL=null;

    // private static String Reader = in;

    public static void main(String[] args) throws IOException {

      SampleSPPClient client = new SampleSPPClient();
    
      //display local device address and name
      LocalDevice localDevice = LocalDevice.getLocalDevice();
      System.out.println("Address: "+localDevice.getBluetoothAddress());
      System.out.println("Name: "+localDevice.getFriendlyName());
    
      //find devices
      DiscoveryAgent agent = localDevice.getDiscoveryAgent();
    
      System.out.println("Starting device inquiry...");
      agent.startInquiry(DiscoveryAgent.GIAC, client);
    
      try {
          lock.lock();
          try {
              lock.wait();
          } finally {
              lock.unlock();
          }
      }
      catch (InterruptedException e) {
      }
    
    
      System.out.println("Device Inquiry Completed. ");
    
      //print all devices in vecDevices
      int deviceCount = vecDevices.size();
    
      if(deviceCount <= 0){
          System.out.println("No Devices Found .");
          System.exit(0);
      }
      else{
          //print bluetooth device addresses and names in the format [ No. address (name) ]
          System.out.println("Bluetooth Devices: ");
          for (int i = 0; i <deviceCount; i++) {
              RemoteDevice remoteDevice=(RemoteDevice)vecDevices.elementAt(i);
              System.out.println((i+1)+". "+remoteDevice.getBluetoothAddress()+" ("+remoteDevice.getFriendlyName(true)+")");
          }
      }
    
      System.out.print("Choose Device index: ");
    

    // BufferedReader bReader = new BufferedReader (new InputStreamReader(System.in));

      DataInputStream b = new  DataInputStream (System.ini);
    
      String chosenIndex = bReader.readLine();
      int index=Integer.parseInt(chosenIndex.trim());
    
      //check for spp service
      RemoteDevice remoteDevice=(RemoteDevice)vecDevices.elementAt(index-1);
      UUID[] uuidSet = new UUID[1];
      uuidSet[0]=new UUID("1101",false);
    
      System.out.println("\nSearching for service...");
      agent.searchServices(null,uuidSet,remoteDevice,client);
    
      try {
          synchronized(lock){
              lock.wait();
          }
      }
      catch (InterruptedException e) {
      }
    
      if(connectionURL==null){
          System.out.println("Device does not support Simple SPP Service.");
          System.exit(0);
      }
    
      //connect to the server and send a line of text
      StreamConnection streamConnection=(StreamConnection)Connector.open(connectionURL);
    
      //send string
      OutputStream outStream = streamConnection.openOutputStream();
    

    // PrintWriter pWriter = new PrintWriter(new OutputStreamWriter (outStream));
    pWriter.write(“Test String from SPP Client\r\n”);
    pWriter.flush();

      //read response
      InputStream inStream=streamConnection.openInputStream();
      BufferedReader bReader2 = new BufferedReader(new InputStreamReader(inStream));
      String lineRead=bReader2.readLine();
      System.out.println(lineRead);
    

    }//main

    //methods of DiscoveryListener
    public void deviceDiscovered(RemoteDevice btDevice, DeviceClass cod) {
    //add the device to the vector
    if(!vecDevices.contains(btDevice)){
    vecDevices.addElement(btDevice);
    }
    }

    //implement this method since services are not being discovered
    public void servicesDiscovered(int transID, ServiceRecord[] servRecord) {
    if(servRecord!=null && servRecord.length>0){
    connectionURL=servRecord[0].getConnectionURL(0,false);
    }
    synchronized(lock){
    lock.notify();
    }
    }

    //implement this method since services are not being discovered
    public void serviceSearchCompleted(int transID, int respCode) {
    synchronized(lock){
    lock.notify();
    }
    }

    public void inquiryCompleted(int discType) {
    synchronized(lock){
    lock.notify();
    }

    }//end method

}
[/code]

Com certeza aquela mensagem que tu estavas recebendo pelo NetBeans era porque a classe Vector não estava sendo usada ou talvez estava sendo chamada em um método não estatico enfim algum problema no seu código. A classe Vector não tem nada a ver com Obsoleto das anotações de deprected

Bom agora ta acusando OutputStreamWriter e InputStreamReader !!

[code]package bluetooth;

/**
*

  • @author carlox
    /
    import java.lang.System.
    ;
    //import java.io.DataOutputStreamWriter.*;
    import java.io.DataInputStream; // entra dados
    //import java.io.BufferedReader;

import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.DataOutputStream;// sai dados
//import java.io.PrintWriter;
//import java.util.Vector;
import javax.bluetooth.DeviceClass;
import javax.bluetooth.DiscoveryAgent;
import javax.bluetooth.DiscoveryListener;
import javax.bluetooth.LocalDevice;
import javax.bluetooth.RemoteDevice;
import javax.bluetooth.ServiceRecord;
import javax.bluetooth.UUID;
import javax.microedition.io.Connector;
import javax.microedition.io.StreamConnection;

/**

  • A simple SPP client that connects with an SPP server
    */
    public class SampleSPPClient implements DiscoveryListener{

    //object used for waiting
    private static Object lock=new Object();

    //vector containing the devices discovered
    // private static Vector vecDevices = new Vector();

    private static String connectionURL=null;
    private static Object vecDevices;
    private static Object bReader;

    // private static String Reader = in;

    public static void main(String[] args) throws IOException {

      SampleSPPClient client = new SampleSPPClient();
    
      //display local device address and name
      LocalDevice localDevice = LocalDevice.getLocalDevice();
      System.out.println("Address: "+localDevice.getBluetoothAddress());
      System.out.println("Name: "+localDevice.getFriendlyName());
    
      //find devices
      DiscoveryAgent agent = localDevice.getDiscoveryAgent();
    
      System.out.println("Starting device inquiry...");
      agent.startInquiry(DiscoveryAgent.GIAC, client);
    
      try {
          lock.lock();
          try {
              lock.wait();
          } finally {
              lock.unlock();
          }
      }
      catch (InterruptedException e) {
      }
    
    
      System.out.println("Device Inquiry Completed. ");
    
      //print all devices in vecDevices
      int deviceCount = vecDevices.size();
    
      if(deviceCount <= 0){
          System.out.println("No Devices Found .");
          System.exit(0);
      }
      else{
          //print bluetooth device addresses and names in the format [ No. address (name) ]
          System.out.println("Bluetooth Devices: ");
          for (int i = 0; i <deviceCount; i++) {
              RemoteDevice remoteDevice=(RemoteDevice)vecDevices.elementAt(i);
              System.out.println((i+1)+". "+remoteDevice.getBluetoothAddress()+" ("+remoteDevice.getFriendlyName(true)+")");
          }
      }
    
      System.out.print("Choose Device index: ");
    

    // BufferedReader bReader = new BufferedReader (new InputStreamReader(System.in));

      DataInputStream b = new  DataInputStream (System.ini);
    
      String chosenIndex = bReader.readLine();
      int index=Integer.parseInt(chosenIndex.trim());
    
      //check for spp service
      RemoteDevice remoteDevice=(RemoteDevice)vecDevices.elementAt(index-1);
      UUID[] uuidSet = new UUID[1];
      uuidSet[0]=new UUID("1101",false);
    
      System.out.println("\nSearching for service...");
      agent.searchServices(null,uuidSet,remoteDevice,client);
    
      try {
          synchronized(lock){
              lock.wait();
          }
      }
      catch (InterruptedException e) {
      }
    
      if(connectionURL==null){
          System.out.println("Device does not support Simple SPP Service.");
          System.exit(0);
      }
    
      //connect to the server and send a line of text
      StreamConnection streamConnection=(StreamConnection)Connector.open(connectionURL);
    
      //send string
      OutputStream outStream = streamConnection.openOutputStream();
      DataInputStream pWriter = new DataInputStream (new OutputStreamWriter (outStream));
      pWriter.write("Test String from SPP Client\r\n");
      pWriter.flush();
    
    
      //read response
      InputStream inStream=streamConnection.openInputStream();
      DataInputStream bReader2 = new DataInputStream (new InputStreamReader(inStream));
      String lineRead=bReader2.readLine();
      System.out.println(lineRead);
    

    }//main

    private static class pWriter {

      private static void write(String string) {
          throw new UnsupportedOperationException("Not yet implemented");
      }
    
      private static void flush() {
          throw new UnsupportedOperationException("Not yet implemented");
      }
    
      public pWriter() {
      }
    

    }

    //methods of DiscoveryListener
    public void deviceDiscovered(RemoteDevice btDevice, DeviceClass cod) {
    //add the device to the vector
    if(!vecDevices.contains(btDevice)){
    vecDevices.addElement(btDevice);
    }
    }

    //implement this method since services are not being discovered
    public void servicesDiscovered(int transID, ServiceRecord[] servRecord) {
    if(servRecord!=null && servRecord.length>0){
    connectionURL=servRecord[0].getConnectionURL(0,false);
    }
    synchronized(lock){
    lock.notify();
    }
    }

    //implement this method since services are not being discovered
    public void serviceSearchCompleted(int transID, int respCode) {
    synchronized(lock){
    lock.notify();
    }
    }

    public void inquiryCompleted(int discType) {
    synchronized(lock){
    lock.notify();
    }

    }//end method

}
[/code]

Cara, presta atenção ao post que já te respondi!!
Não falei sobre DataOutputStreamWriter mas
PrintWriter por DataOutputStream e o BufferedReader por DataInputStream.

[quote=fabioEM]Cara, presta atenção ao post que já te respondi!!
Não falei sobre DataOutputStreamWriter mas
PrintWriter por DataOutputStream e o BufferedReader por DataInputStream.
[/quote]

Eu ja alterei o printwriter e o bufferedReader… so que ta dando erro em outras coisas agora…estou tentando descobrir o que e…

Bom, faz o seguinte pegue esse tutorial aqui
http://developers.sun.com/mobility/midp/articles/bluetooth2/
vai te ajudar bastante. Vc deve ter pego um tutorial que use o Bluecove para desktop. Logo, o compilador acusa esses erros porque essas classes não fazem parte da configuração CLDC para j2me. Se ainda não conseguir vou te mandar uma classe para te mostrar :slight_smile:

Este e o link que tem o codigo fonte SPP do cliente e o codigo fonte SPP do servidor:

http://www.jsr82.com/jsr-82-sample-spp-server-and-client/#more-22

O servidor rodou ok…na hora de executar o servidor roda e espera a comunicacao com o cliente !!

O cliente da aqueles erros…cv acha entao que ele e especifico para API Bluecove ??