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  • java socket通信-传输文件图片--传输图片

    ClientTcpSend.java   client发送类

    package com.yjf.test;
    import java.io.DataOutputStream;
    import java.io.File;
    import java.io.FileInputStream;
    import java.net.InetSocketAddress;
    import java.net.Socket;

    public class ClientTcpSend {
        
        public static String clientip = "127.0.0.1";
        public static int port = 33456;

        public static void main(String[] args) {
            int length = 0;
            byte[] sendBytes = null;
            Socket socket = null;
            DataOutputStream dos = null;
            FileInputStream fis = null;
            try {
                try {
                    socket = new Socket();
                    socket.connect(new InetSocketAddress(clientip, port),30 * 1000);
                    dos = new DataOutputStream(socket.getOutputStream());
                    File file = new File("F:\aa.xml");
                    fis = new FileInputStream(file);
                    sendBytes = new byte[1024*4];
                    while ((length = fis.read(sendBytes, 0, sendBytes.length)) > 0) {
                        dos.write(sendBytes, 0, length);
                        dos.flush();
                    }
                } finally {
                    if (dos != null)
                        dos.close();
                    if (fis != null)
                        fis.close();
                    if (socket != null)
                        socket.close();
                }
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }


    ServerTcpListener.java server监听类

    package com.yjf.test;
    import java.net.*;
    import java.io.*;

    public class ServerTcpListener implements Runnable {

        public static void main(String[] args) {

            try {
                final ServerSocket server = new ServerSocket(ClientTcpSend.port);
                Thread th = new Thread(new Runnable() {
                    public void run() {
                        while (true) {
                            try {
                                System.out.println("開始监听...");
                                Socket socket = server.accept();
                                System.out.println("有链接");
                                receiveFile(socket);
                            } catch (Exception e) {
                            }
                        }
                    }

                });

                th.run(); //启动线程执行
            } catch (Exception e) {
                e.printStackTrace();
            }
        }

        public void run() {
        }

        public static void receiveFile(Socket socket) {

            byte[] inputByte = null;
            int length = 0;
            DataInputStream dis = null;
            FileOutputStream fos = null;
            try {
                try {

                    dis = new DataInputStream(socket.getInputStream());
                    fos = new FileOutputStream(new File("E:\aa.xml"));
                    inputByte = new byte[1024*4];
                    System.out.println("開始接收数据...");
                    while ((length = dis.read(inputByte, 0, inputByte.length)) > 0) {
                        fos.write(inputByte, 0, length);
                        fos.flush();
                    }
                    System.out.println("完毕接收");
                } finally {
                    if (fos != null)
                        fos.close();
                    if (dis != null)
                        dis.close();
                    if (socket != null)
                        socket.close();
                }
            } catch (Exception e) {

            }

        }
    }

    java socket通信-传输文件图片--传输图片java socket通信-传输文件图片--传输图片
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  • 原文地址:https://www.cnblogs.com/lxjshuju/p/6733949.html
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