scoket

客户端

package vedio.socket;

import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.net.InetSocketAddress;
import java.net.Socket;

public class Client {

    public static void main(String[] args) {
        
        
         int length = 0;
            byte[] sendByte = null;
            Socket socket = null;
            DataOutputStream dout = null;
            FileInputStream fin = null;
            try {
              try {
                socket = new Socket();
                socket.connect(new InetSocketAddress("127.0.0.1", 5555),10 * 1000);
                dout = new DataOutputStream(socket.getOutputStream());
                File file = new File("E:\\xx\\xx.docx");
                fin = new FileInputStream(file);
                sendByte = new byte[1024];
                dout.writeUTF(file.getName());
                while((length = fin.read(sendByte, 0, sendByte.length))>0){
                    dout.write(sendByte,0,length);
                    dout.flush();
                }
                } catch (Exception e) {

                } finally{
                    if (dout != null)
                        dout.close();
                    if (fin != null)
                        fin.close();
                    if (socket != null)
                        socket.close();
            }
            } catch (Exception e) {
                e.printStackTrace();
            }

    }

}

 

服务端

package vedio.socket;

import java.io.DataInputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;


public class Server implements Runnable{
    @Override
    public void run() {
        // TODO Auto-generated method stub
        
    }
    public static void main(String[] args) {
        try {
            final ServerSocket server = new ServerSocket(5555);
            Thread th = new Thread(new Runnable() {
                
                @Override
                public void run() {
                    while(true){
                        System.out.println("开始监听。。。。。。。");
                        Socket socket;
                        try {
                            socket = server.accept();
                            System.out.println("有连接");
                            receiveFile(socket);
                        } catch (IOException e) {
                            e.printStackTrace();
                        }
                    }
                    
                }

            });
            th.run();
        } catch (Exception e) {
            e.printStackTrace();
        }
        
    }

    
    public static  void receiveFile(Socket socket) {
        byte[] inputByte =null;
        int length = 0;
        DataInputStream din = null;
        FileOutputStream fout = null;
         
        try {
            din = new DataInputStream(socket.getInputStream());
            fout = new FileOutputStream(new File("C:\\Users\\Administrator\\Desktop\\"+din.readUTF()));
            inputByte = new byte[1024];
            System.out.println("开始接受数据");
            while(true){
                if(din!=null){
                    length = din.read(inputByte,0,inputByte.length);
                }
                if(length==-1){
                    break;
                }
                fout.write(inputByte, 0, length);
                fout.flush();
            }
            System.out.println("完成接受");
        } catch (IOException e) {
            e.printStackTrace();
        }finally {
            if (fout != null)
                try {
                    fout.close();
                    if (din != null)
                        din.close();
                    if (socket != null)
                        socket.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            
        }
        
        
        
    }

}

 

//参考资料：http://www.cnblogs.com/feiyun126/p/3921466.html