1。前段时间开发了个WAP上聊天室的机器人。流程图如下

2.数据模型

3.Main Source:

RobotBeat.java

 package pubchat;

import java.io.*;
import java.net.*;
import java.util.*;
import pubchat.dao.*;
import pubchat.client.*;
import org.apache.log4j.Logger;
import pubchat.wap.ClientTest;

public class RobotBeat extends Thread {
    Logger log = Logger.getLogger(RobotBeat.class);
    int timediff; //组件重画的间隔时间
    volatile boolean shouldrun; //设为false为停止线程
    ChatDAO chatDao = null;
    RobotDAO robotDao = null;
    Vector roomVec = null;
    int roomSize = 0;
    Vector robotVec = null;
    boolean clearFlg = false;
    private static int wordsCount = 0;

    public RobotBeat() {
        this.timediff = 1 * 60 * 1000;
        this.shouldrun = true;
        System.out.println("机器人线程启动。。。。。");
        this.chatDao = new ChatDAO(true);
        this.robotDao = new RobotDAO(true);
        this.roomVec = chatDao.selectChatRoom(); //大类，小类，房间id, 房间名，房间类
        this.roomSize = this.roomVec.size();
        this.robotInit();
    }

    public void run() {
        while (shouldrun) {
            try {
                //robotInit();

                //robotClear();
                //robotInit();
                wordsCount++;
                long start = System.currentTimeMillis();
                System.out.println("Sleep start:"+start);
                sleep(timediff);
                long end = System.currentTimeMillis();
                System.out.println("Sleep End:"+end);
                //随机说话
                //      if (this.getProperty()==Driver.FLT_ROBOT) {
                //机器人线程
                if (wordsCount%20==0) {
                    System.gc();
                    robotClear();
                    robotInit();
                } else {
                    ClientTest content = new ClientTest();
                    for (int i = 0; i < robotVec.size(); i++) {
                        String sayId = (String) robotVec.elementAt(i);
                        String sayWords = this.robotDao.selectRandomWord();
                        System.out.println("机器人 " + sayId + ":" + sayWords);
                        content.say(sayId, sayWords);
                    }
                    content = null;
                }

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