J2ME UDP socket聊天程序编程，有用的信息就给分

xuyan87101 2009-12-28 01:26:47

最近想写一个聊天程序，就是在手机上发送一条字符串通过pc端服务器到另外一个手机上，想用socket网络编程来实现，但是有没有做过相关的项目，网上资料也很少，请各位帮帮出出注意，和思路，谢谢:-)

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outermanjiaming 2011-09-18

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貌似只能在模拟器上进行相当于纸上谈兵了我浪费了那么多时间！！！

archer_xy 2010-01-11

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我有代码，可以给你参考

jjxoyzy 2010-01-08

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顶！

zlm1234 2010-01-08

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你问的这个问题设计到的知识是手机网络通信中最基础的部分。这部分的学习你随便买点J2me的书都可以很好的学到。你在这里问的话，我们都没法帮助你。相帮都帮不上，因为这需要费很多力气。

LeoTang2 2010-01-06

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[Quote=引用 15 楼 hc0120 的回复:]
几个月没过来了,露面,顶一下!
[/Quote]

封闭开发去了？

xingyanjiang 2010-01-06

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给分呗

snowrain_2008 2009-12-31

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真是的。楼上的的确好久没见了。尤其是头像

hc0120 2009-12-31

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几个月没过来了,露面,顶一下!

yptkym 2009-12-30

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11楼是自己写的吗顶了学习了。。。

vclongking 2009-12-30

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学习

dongbangws 2009-12-30

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Client:
package demo1;

import java.io.DataInputStream;
import java.io.DataOutputStream;

import javax.microedition.io.Connector;
import javax.microedition.io.SocketConnection;
import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.TextField;
import javax.microedition.midlet.MIDlet;
import javax.microedition.midlet.MIDletStateChangeException;

public class SocketClient extends MIDlet implements CommandListener{

private SocketConnection sc = null;
private DataInputStream dis = null;
private DataOutputStream dos = null;

private TextField tfMsg = new TextField("输入聊天信息","",255,TextField.ANY);
private Command cmdSend = new Command("发送",Command.SCREEN,1);
private Form frmChat = new Form("聊天界面");
private Display display;
protected void startApp() throws MIDletStateChangeException {
display = Display.getDisplay(this);
display.setCurrent(frmChat);
frmChat.addCommand(cmdSend);
frmChat.append(tfMsg);
frmChat.setCommandListener(this);

try{
sc = (SocketConnection)Connector.open("socket://9.123.146.170:9999");
dis = sc.openDataInputStream();
dos = sc.openDataOutputStream();
new ReceiveThread().start();
}catch(Exception ex){
ex.printStackTrace();
}

}
public void commandAction(Command c,Displayable d){
if(c==cmdSend){
try{
dos.writeUTF(tfMsg.getString());
}catch(Exception ex){}
}
}

class ReceiveThread extends Thread{
public void run(){
System.out.println("in client---------------------------");
while(true){
try{
String msg = dis.readUTF();
frmChat.append(msg + "\n");
}catch(Exception ex){}
}
}
}

protected void destroyApp(boolean arg0) throws MIDletStateChangeException {
// TODO Auto-generated method stub

}

protected void pauseApp() {
// TODO Auto-generated method stub

}

}
正在研究j2me socket,sip通信，QQ：437010463

dongbangws 2009-12-30

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Server:

package demo1;
import java.io.DataInputStream;
import java.io.DataOutputStream;

import javax.microedition.io.Connector;
import javax.microedition.io.ServerSocketConnection;
import javax.microedition.io.SocketConnection;
import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.TextField;
import javax.microedition.midlet.MIDlet;
import javax.microedition.midlet.MIDletStateChangeException;

public class SocketServer extends MIDlet implements CommandListener{
private ServerSocketConnection ssc = null;
private SocketConnection sc = null;
private DataInputStream dis = null;
private DataOutputStream dos = null;

private TextField tfMsg = new TextField("输入聊天信息","",255,TextField.ANY);
private Command cmdSend = new Command("发送",Command.SCREEN,1);
private Form frmChat = new Form("聊天界面");
private Display display;

protected void startApp() throws MIDletStateChangeException {
display = Display.getDisplay(this);
display.setCurrent(frmChat);
frmChat.addCommand(cmdSend);
frmChat.append(tfMsg);
frmChat.setCommandListener(this);

try{
ssc = (ServerSocketConnection)Connector.open("socket://:9999");
sc = (SocketConnection)ssc.acceptAndOpen();
dis = sc.openDataInputStream();
dos = sc.openDataOutputStream();
new ReceiveThread().start();
}catch(Exception ex){
ex.printStackTrace();
}

}
public void commandAction(Command c,Displayable d){
if(c==cmdSend){
try{
dos.writeUTF(tfMsg.getString());
}catch(Exception ex){}
}
}
class ReceiveThread extends Thread{
public void run(){
while(true){
try{
String msg = dis.readUTF();
frmChat.append(msg + "\n");
}catch(Exception ex){ex.printStackTrace();}
}
}
}

protected void destroyApp(boolean arg0) throws MIDletStateChangeException {
// TODO Auto-generated method stub

}

protected void pauseApp() {
// TODO Auto-generated method stub

}

}

mfc_fan 2009-12-30