UDP 多线程 通讯协议

以下的ip地址填写程式所属服务器的地址、
1、客户端

package cn.okline.udp;/**  * UDP连接客户端   * 项目名称:[test]  * 包:[cn.okline.udp]      * 文件名称:[UdpClient]    * 描述:[一句话描述该文件的作用]  * 创建人:[彭小林]  * 创建时间:[2016年7月21日 上午10:04:20]     * 修改人:[彭小林]     * 修改时间:[2016年7月21日 上午10:04:20]     * 修改备注:[说明本次修改内容]    * 版权所有:深圳市欧乐在线技术发展有限公司  * 版本:[v1.0] */public class UdpClient{    public static void main(String[] args)    {        try        {            for (int i = 0; i < 100; i++)            {                new Thread(new ClientImpl()).start();            }        } catch (Exception e)        {            e.printStackTrace();        }    }}

package cn.okline.udp;import java.io.IOException;import java.net.DatagramPacket;import java.net.DatagramSocket;import java.net.InetAddress;import java.net.SocketException;import java.util.Arrays;import java.util.Random;import java.util.UUID;public class ClientImpl implements Runnable{    private Random random = new Random();    private String uuid = UUID.randomUUID().toString();    public void run()    {        try        {            init();            byte[] buffer = new byte[1024 * 64]; // 缓冲区              // 发送随机的数据              byte[] btSend = new byte[] { (byte) random.nextInt(127), (byte) random.nextInt(127),                    (byte) random.nextInt(127) };            DatagramPacket packet = new DatagramPacket(buffer, buffer.length, InetAddress.getByName("192.168.1.40"), 2233);            packet.setData(btSend);            System.out.println(uuid + "：发送：" + Arrays.toString(btSend));            try            {                sendDate(packet);            } catch (Exception e)            {                e.printStackTrace();            }            receive(packet);            byte[] bt = new byte[packet.getLength()];            System.arraycopy(packet.getData(), 0, bt, 0, packet.getLength());            if (null != bt && bt.length > 0)            {                System.out.println(uuid + "：收到：" + Arrays.toString(bt));            }            /*Thread.sleep(1 * 1000);*/        } catch (Exception e)        {            e.printStackTrace();        }    }    /**      * 接收数据包，该方法会造成线程阻塞      * @return      * @throws IOException      */    public void receive(DatagramPacket packet) throws Exception    {        try        {            datagramSocket.receive(packet);        } catch (Exception e)        {            throw e;        }    }    /**      * 发送数据包到指定地点      * @param bt      * @throws IOException      */    public void sendDate(DatagramPacket packet)    {        try        {            datagramSocket.send(packet);        } catch (Exception e)        {            e.printStackTrace();        }    }    /**      * 初始化客户端连接      * @throws SocketException      */    public void init() throws SocketException    {        try        {            datagramSocket = new DatagramSocket(random.nextInt(9999));            datagramSocket.setSoTimeout(10 * 1000);            System.out.println("客户端启动成功");        } catch (Exception e)        {            datagramSocket = null;            System.out.println("客户端启动失败");            e.printStackTrace();        }    }    private DatagramSocket datagramSocket = null; // 连接对象  }

2 服务端

package cn.okline.udp;/**  * UDP连接客户端   * 项目名称:[test]  * 包:[cn.okline.udp]      * 文件名称:[UdpClient]    * 描述:[一句话描述该文件的作用]  * 创建人:[彭小林]  * 创建时间:[2016年7月21日 上午10:04:20]     * 修改人:[彭小林]     * 修改时间:[2016年7月21日 上午10:04:20]     * 修改备注:[说明本次修改内容]    * 版权所有:深圳市欧乐在线技术发展有限公司  * 版本:[v1.0] */public class UdpClient{    public static void main(String[] args)    {        try        {            for (int i = 0; i < 100; i++)            {                new Thread(new ClientImpl()).start();            }        } catch (Exception e)        {            e.printStackTrace();        }    }}

package cn.okline.udp;

import java.io.IOException;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;
import java.net.SocketException;
import java.util.Arrays;
import java.util.Random;
import java.util.UUID;

public class ClientImpl implements Runnable
{
private Random random = new Random();
private String uuid = UUID.randomUUID().toString();

public void run(){    try    {        init();        byte[] buffer = new byte[1024 * 64]; // 缓冲区          // 发送随机的数据          byte[] btSend = new byte[] { (byte) random.nextInt(127), (byte) random.nextInt(127),                (byte) random.nextInt(127) };        DatagramPacket packet = new DatagramPacket(buffer, buffer.length, InetAddress.getByName("192.168.1.40"), 2233);        packet.setData(btSend);        System.out.println(uuid + "：发送：" + Arrays.toString(btSend));        try        {            sendDate(packet);        } catch (Exception e)        {            e.printStackTrace();        }        receive(packet);        byte[] bt = new byte[packet.getLength()];        System.arraycopy(packet.getData(), 0, bt, 0, packet.getLength());        if (null != bt && bt.length > 0)        {            System.out.println(uuid + "：收到：" + Arrays.toString(bt));        }        /*Thread.sleep(1 * 1000);*/    } catch (Exception e)    {        e.printStackTrace();    }}/**  * 接收数据包，该方法会造成线程阻塞  * @return  * @throws IOException  */public void receive(DatagramPacket packet) throws Exception{    try    {        datagramSocket.receive(packet);    } catch (Exception e)    {        throw e;    }}/**  * 发送数据包到指定地点  * @param bt  * @throws IOException  */public void sendDate(DatagramPacket packet){    try    {        datagramSocket.send(packet);    } catch (Exception e)    {        e.printStackTrace();    }}/**  * 初始化客户端连接  * @throws SocketException  */public void init() throws SocketException{    try    {        datagramSocket = new DatagramSocket(random.nextInt(9999));        datagramSocket.setSoTimeout(10 * 1000);        System.out.println("客户端启动成功");    } catch (Exception e)    {        datagramSocket = null;        System.out.println("客户端启动失败");        e.printStackTrace();    }}private DatagramSocket datagramSocket = null; // 连接对象  

}