Day20 Java Socket使用

package org.tizen.test;

import java.io.IOException;
import java.io.OutputStream;
import java.net.InetAddress;
import java.net.Socket;
import java.net.SocketTimeoutException;

public class TestSocket {
public static void main(String []str)
{
OutputStream os = null;
Socket socket = null;
try {
//1.创建socket的对象，通过构造器指明服务端的IP地址，以及接收的端口号
socket = new Socket(InetAddress.getByName("192.168.1.104"),9000);
//2.getOutputStream发送数据，返回OutputStream
os = socket.getOutputStream();
//3.具体的输出过程
os.write("1111111111  1111111111".getBytes());
} catch (Exception e) {
// TODO: handle exception
}finally
{
//4.关闭具体的流和socket
if(os!=null)
{
try {
os.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}

if(socket!=null)
{
try {
socket.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}

}

}
}

package org.tizen.test;

import java.io.IOException;
import java.io.InputStream;
import java.net.ServerSocket;
import java.net.Socket;

public class TestTCPIP {
public static void main(String []str)
{
ServerSocket ss = null;
Socket s = null;
InputStream is = null;
try {
//1. 创建一个SocketServer的对象，通过构造器指明自己的端口
ss = new ServerSocket(9000);
//2.调用SocketServer的accept方法，返回一个Socket对象
s = ss.accept();
//3.调用Socket对象的getInputStream获得客户端发送过来的流
is = s.getInputStream();
byte[] b = new byte[20];
int len;
while((len = is.read(b))!=-1)
{
String str1 = new String(b,0,len);
System.out.println(str1);
}
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}

}

}