tcp版文件上传

import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.FileReader;import java.io.IOException;import java.io.OutputStreamWriter;import java.net.InetAddress;import java.net.Socket;import java.net.SocketException;import java.net.UnknownHostException;/** * ?* @author WangShuang * */public class ClientDemo { ???public static void main(String[] args) throws SocketException { ???????Socket socket = null; ???????BufferedReader br =null; ???????try { ???????????InetAddress byName = InetAddress.getByName("192.168.1.102"); ???????????//创建客户端socket服务，指定目的主机和端口 ????????????socket = new Socket(byName,9999); ???????????//为了发送数据，应该获取socket流中的输出流,将数据写到该流中，通过网络发送给服务端 ???????????BufferedWriter bwsocket = new BufferedWriter(new OutputStreamWriter(socket.getOutputStream())); ???????????//将硬盘中的文件读取到流中 ???????????br = new BufferedReader(new FileReader("c:\\文件上传.txt")); ???????????String ?readLine = null; ???????????while((readLine=br.readLine())!=null){ ???????????????bwsocket.write(readLine); ???????????????bwsocket.newLine(); ???????????????bwsocket.flush(); ???????????} ???????} catch (UnknownHostException e) { ???????????e.printStackTrace(); ???????} catch (IOException e) { ???????????e.printStackTrace(); ???????}finally { ???????????try { ???????????????br.close(); ???????????????//关闭客户端资源 ???????????????socket.close(); ???????????} catch (IOException e) { ???????????????e.printStackTrace(); ???????????} ???????} ???}

}

服务端

import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.FileWriter;import java.io.IOException;import java.io.InputStreamReader;import java.net.ServerSocket;import java.net.Socket;public class ServiceDemo { ???public static void main(String[] args) { ???????//创建服务端socket服务 ???????ServerSocket serverSocket=null; ???????Socket socket =null; ???????BufferedWriter bw =null; ???????try { ???????????serverSocket = new ServerSocket(9999); ???????????//获取客户端socket对象 ???????????socket = serverSocket.accept(); ???????????BufferedReader brsocket = new BufferedReader(new InputStreamReader(socket.getInputStream())); ???????????bw = new BufferedWriter(new FileWriter("d:\\文件上传.txt")); ???????????String readLine=null; ???????????while ((readLine=brsocket.readLine())!=null) { ???????????????bw.write(readLine); ???????????} ???????} catch (IOException e) { ???????????e.printStackTrace(); ???????}finally { ???????????try { ???????????????bw.close(); ???????????????socket.close(); ???????????} catch (IOException e) { ???????????????e.printStackTrace(); ???????????} ???????} ???}}

tcp版文件上传

原文地址：http://blog.51cto.com/13579086/2069549