socketsclientfile.java~21~

jbuilder2006一书的所有源代码

package sockets;

import java.io.*;
import java.net.*;

public class SocketsClientFile {

  public static void main(String[] args) throws IOException {
    //声明服务器的Socket类
    Socket serverSocket = null;
    //声明服务端写出类
    OutputStream serverWriter = null;
    //声明服务端读入类
    BufferedReader serverBufferedReader = null;
    //创建流读入类
    FileInputStream fileInputStream = new FileInputStream("demo.jpg");
    try {
      //通过2223端口使客户端接口与服务器接口联系
      serverSocket = new Socket("bemyfriend", 2223);
      //创建服务端接口的写出类
      serverWriter = serverSocket.getOutputStream();
      //创建服务端接口的读入类
      serverBufferedReader = new BufferedReader(new InputStreamReader(serverSocket.
          getInputStream()));
    }
    catch (Exception e) {
      e.printStackTrace();
      System.exit(0);
    }
    System.out.println("成功联接2223端口的服务器.");
    while(fileInputStream.available() > 0){
      //向服务器输入信息
      serverWriter.write(fileInputStream.read());
    }
    //读入服务端信息
    String fromServer = serverBufferedReader.readLine();
    System.out.println(fromServer);
    System.out.println("完成服务端信息的读入.");
    //关闭服务端的写出类
    serverWriter.close();
    //关闭服务端的读入类
    serverBufferedReader.close();
    //关闭文件读入类
    fileInputStream.close();
    //关闭Socket类
    serverSocket.close();
  }
}