Java socket字节流传输示例解析

本文为大家分享了Java socket字节流传输示例，供大家参考，具体内容如下

服务端server端： 

package com.yuan.socket;

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


public class TalkServer4Byte {
  
  private ServerSocket server;
  private int port = 5020;

  public TalkServer4Byte() {
    try {
      server = new ServerSocket(port);
    } catch (IOException e) {
    }
  }

  public void talk() {
    System.out.println("监控端口：" + port);
    Socket socket = null;
    while (true) {
      try {
 // 阻塞等待，每接收到一个请求就创建一个新的连接实例
 socket = server.accept();
 System.out.println("连接客户端地址：" + socket.getRemoteSocketAddress());

 // 装饰流BufferedReader封装输入流（接收客户端的流）
 BufferedInputStream bis = new BufferedInputStream(
     socket.getInputStream());

 DataInputStream dis = new DataInputStream(bis);
 byte[] bytes = new byte[1]; // 一次读取一个byte
 String ret = "";
 while (dis.read(bytes) != -1) {
   ret += bytesToHexString(bytes) + " ";
   if (dis.available() == 0) { //一个请求
     doSomething(ret);
   }
 }

      } catch (IOException e) {
 System.out.println(e.getMessage());
      } finally {
 try {
   socket.close();
 } catch (IOException e) {
   System.out.println(e.getMessage());
 }
      }
    }

  }
  
  public static void doSomething(String ret) {
    System.out.println(ret);
  }

  public static String bytesToHexString(byte[] src) {
    StringBuilder stringBuilder = new StringBuilder("");
    if (src == null || src.length <= 0) {
      return null;
    }
    for (int i = 0; i < src.length; i++) {
      int v = src[i] & 0xFF;
      String hv = Integer.toHexString(v);
      if (hv.length() < 2) {
 stringBuilder.append(0);
      }
      stringBuilder.append(hv);
    }
    return stringBuilder.toString();
  }

  public static String BytesHexString(byte[] b) {
    String ret = "";
    for (int i = 0; i < b.length; i++) {
      String hex = Integer.toHexString(b[i] & 0xFF);
      if (hex.length() == 1) {
 hex = '0' + hex;
      }
      ret += hex.toUpperCase();
    }
    return ret;
  }

  public static void main(String[] args) {
    TalkServer4Byte server = new TalkServer4Byte();
    server.talk();
  }
}

客户端client代码：

package com.yuan.socket;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.InetSocketAddress;
import java.net.Socket;
import java.net.SocketAddress;


public class TalkClient4Byte {
  
  private Socket socket;
  private SocketAddress address;

  public TalkClient4Byte() {
    try {
      socket = new Socket();
      address = new InetSocketAddress("127.0.0.1", 5020);
      socket.connect(address, 1000);
    } catch (IOException e) {
      e.printStackTrace();
    }

  }

  public void talk() {

    try {

      //使用DataInputStream封装输入流
      InputStream os = new DataInputStream(System.in);
      
      byte [] b = new byte[1];
      DataOutputStream dos = new DataOutputStream(socket.getOutputStream());
      while (-1 != os.read(b)) {
 dos.write(b); // 发送给客户端
      }
      
      dos.flush();
      dos.close();
    } catch (IOException e) {
      e.printStackTrace();
    } finally {
      try {
 socket.close();
      } catch (IOException e) {

      }
    }
  }

  public static void main(String[] args) {
    TalkClient4Byte client = new TalkClient4Byte();
    client.talk();
  }

}

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持考高分网。