TCP文件传输 socket.shutdownOutput

TCP服务器

• //1我得有一个IP和端口
• //2等待客户端连接过来
• //3读取客户端的消息
• //4管道流
• //5关闭资源

package Liu.FileDelivery;

import java.io.*;
import java.net.ServerSocket;
import java.net.Socket;

/**
 * 服务器
 *
 * @author liu
 */
public class TcpServer {
    public static void main(String[] args) throws IOException {
        //1我得有一个IP和端口
        ServerSocket serverSocket = new ServerSocket(9000);
        //2等待客户端连接过来
        Socket accept = serverSocket.accept();
        //3读取客户端的消息
        InputStream is = accept.getInputStream();
        /* //输入文字，会乱码
        int count = 0;
        byte[] A=new byte[1];
        while ((count = is.read(A)) != -1) {
            System.out.println(new String(A,0,count));
        }*/
        //4管道流
        FileOutputStream baos = new FileOutputStream(new File("G:\\文件.txt"));
        int count = 0;
        byte[] A = new byte[1];
        while ((count = is.read(A)) != -1) {
            baos.write(A, 0, count);
        }
        
        //5关闭资源
        baos.close();
        is.close();
        accept.close();
        serverSocket.close();
    }
}

TCP客户端

• //1获取一个地址IP
• //2创建一个输出流
• //3读取文件
• //4写出文件
• //5高速服务器，已经写完
• //6关闭资源

package Liu.FileDelivery;

import java.io.*;
import java.net.InetAddress;
import java.net.Socket;


public class TcpClient {
    public static void main(String[] args) throws IOException {
        //1获取一个地址IP
        Socket socket = new Socket(InetAddress.getByName("127.0.0.1"), 9000);
        //2创建一个输出流
        OutputStream os = socket.getOutputStream();
        //3读取文件
        FileInputStream fis = new FileInputStream("G:\\新建文本文档.txt");
        //4写出文件
        int count = 0;
        byte[] buff = new byte[50];
        while ((count = fis.read(buff)) != -1) {
            os.write(buff);
        }
        //5高速服务器，已经写完
        socket.shutdownOutput();
        //6关闭资源
        fis.close();
        os.close();
        socket.close();
    }
}