socket 传输文件（简单）

来源：互联网发布：工程中标数据网编辑：程序博客网时间：2024/05/18 01:33

public class Server {

public static void main(String args[]) throws IOException{
  java.net.ServerSocket serverSocket = new java.net.ServerSocket(2500);
  System.out.println("start...");
  while(true){
   java.net.Socket socket = serverSocket.accept();

   java.io.InputStream in = socket.getInputStream();
   java.io.FileOutputStream out = new java.io.FileOutputStream("c://12.txt");

   int i=0;
   do{
    i=in.read();
    if(i!=-1){
     out.write(i);
    }
   }while(i!=-1);

   out.close();
   in.close();
            // 注意关闭socket链接哦，不然客户端会等待server的数据过来，
            // 直到socket超时，导致数据不完整。
   socket.close();

  }

}

}

public class Client {

public static void main(String[] args) throws UnknownHostException, IOException {
  java.net.Socket socket = new java.net.Socket("127.0.0.1",2500);

  java.io.BufferedWriter bw = new java.io.BufferedWriter(new java.io.OutputStreamWriter(
    socket.getOutputStream()));

  java.io.File file = new java.io.File("c://log.txt");
  java.io.FileInputStream in = new java.io.FileInputStream(file);
  int i;
  do{
   i=in.read();
   if(i!=-1){
    bw.write(i);
   }
  }while(i!=-1);

  bw.flush();


  socket.close();
}

}