socketlisten.java

自己编写的用于测试socket端口的java程序

import java.net.*;
import java.net.Socket.*;
import java.io.*;
import java.lang.Thread.*;

public class SocketListen{
	public static void main(String args[]){
	    try{
		ServerSocket svsoc=new ServerSocket(9001);
		for(;;){
			Socket soc=svsoc.accept();
			DataInputStream in=new DataInputStream(soc.getInputStream());
			byte[] b=new byte[50];
			while(true){
				int k=in.read(b);
				if(k==-1){
					System.out.println("client quited");
					return;
				}
				String s=new String();
				for(int i=0;i<k;i++){	s+=b[i]; s+=" ";	}
				System.out.println(s);
			}
		}
	    }catch(Exception e){
		System.out.println("failed");
	    }
	}
}