【进来】求救帮我看看TCP这段代码 - 黑马程序员技术交流社区

import java.io.*;
import java.net.*;
class TCPsoket11
{
public static void main(String[] args){
Socket s = null;
FileInputStream fis = null;
try
{
s = new Socket("127.0.0.1",10245);
fis = new FileInputStream("c\\1.jpg");
OutputStream out= s.getOutputStream();
int len = 0;
byte[] but = new byte[1024];
while ((len = fis.read(but))!=-1)
{
out.write(but,0,len);
}
s.shutdownOutput();
BufferedReader bfr = new BufferedReader(new InputStreamReader(s.getInputStream()));
String lin = bfr.readLine();
System.out.println(lin);
}
catch (Exception e)
{
System.out.println(e);
}
finally
{
try{if(fis!=null) fis.close();}catch (Exception e){System.out.println(e);}
try{if(s!=null) s.close();}catch (Exception e){System.out.println(e);}
}
}
}
class TCPSrever11 implements Runnable
{
private Socket ss;
TCPSrever11(Socket ss){this.ss = ss;}
public void run()
{
File file = new File("D:\\updata");
if (!file.exists())
file.mkdirs();
String FileName = "itheima"+System.currentTimeMillis()+".jpg";
File updata = new File(file,FileName);
FileOutputStream fos = null;
try
{
fos = new FileOutputStream(updata);
InputStream in = ss.getInputStream();
int len = 0;
byte[] but = new byte[1024];
while((len = in.read(but))!=-1)
{
fos.write(but,0,len);
}
OutputStream out = ss.getOutputStream();
out.write("上传成功".getBytes());
}
catch (Exception e)
{
System.out.println(e);
}
finally
{
try{if(fos!=null)fos.close();}catch (Exception e){System.out.println(e);}
try{if(ss!=null)ss.close();}catch (Exception e){System.out.println(e);}
}
}
}
class TCPSocketSrever1
{
public static void main(String[] args) throws Exception
{
ServerSocket ss = new ServerSocket(10000);
while (true)
{
Socket s = ss.accept();
new Thread(new TCPSrever11(s)).start();
}
}
}

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