java之Socket传递图片

客户端：

package client;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.FileInputStream;
import java.io.IOException;
import java.net.Socket;
import java.net.UnknownHostException;

public class MyClient {

    private static final String ADDRESS = "127.0.0.1";
    private static final int PORT = 7869;

    private Socket CreateSocket() {
        try {
            Socket server = new Socket(ADDRESS, PORT);
            return server;
        } catch (UnknownHostException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        return null;
    }

    public boolean FileTransfer(String fileName) {
        Socket server = this.CreateSocket();
        try {
            BufferedOutputStream bos = new BufferedOutputStream(
                    server.getOutputStream());
            BufferedInputStream bis = new BufferedInputStream(
                    new FileInputStream(fileName));
            byte[] bytes = new byte[1024];
            int len = 0;
            while ((len = bis.read(bytes)) != -1) {
                bos.write(bytes, 0, len);
            }
            bis.close();
            bos.close();
            return true;
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        return false;
    }

    /**
     * @param args
     */
    public static void main(String[] args) {
        // TODO Auto-generated method stub
        MyClient client = new MyClient();
        if (client.FileTransfer("wario.png")) {
            System.out.println("Trans file sucessfully!");
        }
    }

}

服务器端：

package server;

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

public class FileServer implements Runnable {

    private ServerSocket server = null;
    private int port = -1;
    private String fileName;

    public FileServer(int port, String fileName) {
        this.port = port;
        this.fileName = fileName;
        try {
            this.server = new ServerSocket(this.port);
        } catch (IOException e) {
            // TODO Auto-generated catch block
            System.out.println("Please check this port!");
            e.printStackTrace();
        }
    }

    /**
     * @param args
     */
    public static void main(String[] args) {
        // TODO Auto-generated method stub
        Thread thread=new Thread(new FileServer(7869,"nannan.png"));
        thread.start();

    };

    @Override
    public void run() {
        // TODO Auto-generated method stub
        while (true) {
            try {
                Socket client;
                client = this.server.accept();
                AcceptFile accept=new AcceptFile(client,fileName);
                Thread thread=new Thread(accept);
                thread.start();
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
    }

}

package server;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.Socket;

public class AcceptFile extends Thread {

    private Socket client;
    private String fileName;

    public AcceptFile(Socket client,String fileName) {
        this.client = client;
        this.fileName=fileName;
    }

    @Override
    public void run() {
        // TODO Auto-generated method stub
        try {
            BufferedInputStream bis=new BufferedInputStream(client.getInputStream());
            BufferedOutputStream bos=new BufferedOutputStream(new FileOutputStream(fileName));
            System.out.println("Server begin receive file!");
            int len=0;
            byte[] bytes=new byte[1024];
            while((len=bis.read(bytes))!=-1){
                bos.write(bytes, 0, len);
            }
            bos.close();
            bis.close();
            System.out.println("Accept file sucessfully!");
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

    }

    /**
     * @param args
     */
    public static void main(String[] args) {
        // TODO Auto-generated method stub

    }

}