阿里RocketMq（TCP模式）

针对公司业务逻辑，向阿里云MQ发送指定数据，消费端根据数据来做具体的业务，分两个项目，一个生产端（Producer）、一个消费端(Consumer)

生产端通过定时任务执行sql向阿里云MQ发送数据，消费端消费指定Topic上的数据

1：定时任务列表：

2:生产端表结构：

aliasName：定时任务别名；

cronExpression：定时任务轮询规则；

jobGroup：定时任务分组；

jobName：定时任务名称；

jobTrigger：定时任务触发器；

packageUrl：定时任务扫描具体封装类；

excuteSql：扫描类中执行的获取数据的脚本；

lastPramaryKey：最后一次获取数据时最大的主键；

topic：阿里云MQ的topic；

producerId：生产端的Id；

accessKey、securityKey:账号跟秘钥

dataBaseType：操作数据库类型（公司数据库类型比较多，执行脚本时，需要根据类型来指定具体的Service）

3：Java端核心代码，定时任务扫描如下配置的任务类来向阿里云MQ发送数据

public class SendPrimaryKeyListToMqTask implements Job{
    
    private final Logger logger = LoggerFactory.getLogger(SendPrimaryKeyListToMqTask.class);
    
    public void execute(JobExecutionContext context) throws JobExecutionException{
        JobDataMap data = context.getJobDetail().getJobDataMap();
        ScheduleJob scheduleJob = (ScheduleJob)data.get("jobParam");
    
        //最后一次获取数据时最大的主键
        int lastPramaryKey = scheduleJob.getLastPramaryKey();
        
        //执行sql
        String excuteSql = scheduleJob.getExcuteSql();
        excuteSql = excuteSql.replace("lastPramaryKey", String.valueOf(lastPramaryKey));
        
        //操作数据库类型(数据库配置)
        int dataBaseType = scheduleJob.getDataBaseType();
        
        //从游戏库获取数据
        LinkedList resultData = new LinkedList();
        if( dataBaseType == 1 ){
            GameService gameService = (GameService)SpringBeanFactory.getBean(GameService.class);
            resultData = gameService.getExcuteResultData(excuteSql);
        //从网站库获取数据
        }else if( dataBaseType == 2 ){
             SiteService siteService = (SiteService)SpringBeanFactory.getBean(SiteService.class);
             resultData = siteService.getExcuteResultData(excuteSql);
        }
    
        if ( resultData.size() > 0 ){
            scheduleJob.setPrimaryKeyList(resultData);
            QuartzService quartzService = (QuartzService)SpringBeanFactory.getBean(QuartzService.class);
            //将数据集中最大的主键更新
            scheduleJob.setLastPramaryKey(resultData.getLast().getPrimaryKey());
            quartzService.updateLastPramaryKey(scheduleJob);
    
            String topic = scheduleJob.getTopic();
            String producerId = scheduleJob.getProducerId();
            String ak = scheduleJob.getAccessKey();
            String sk = scheduleJob.getSecurityKey();
            
            //添加日志
            ScheduleJobLog scjLog = new ScheduleJobLog();
            scjLog.setDataSize(resultData.size());
            scjLog.setJobName(scheduleJob.getJobName());
            scjLog.setTopic(topic);
            int scjLogId = quartzService.addMqScheduleJobLog(scjLog);
            //消费端根据此日志主键更新日志状态
            scheduleJob.setScjLogId(scjLogId);
            
            Properties properties = new Properties();
            properties.put("ProducerId", producerId);
            properties.put("AccessKey", ak);
            properties.put("SecretKey", sk);
            Producer producer = ONSFactory.createProducer(properties);
            producer.start();
            
            Message msg = new Message(topic, "PRIMARY_KEY_" + String.valueOf(scjLogId), ObjectsTranscoder.serialize(scheduleJob));
            msg.setKey("PRIMARY_KEY_" + String.valueOf(scjLogId));
            SendResult sendResult = producer.send(msg);
            if ( ( sendResult != null ) && ( sendResult.getMessageId() != null ) ){
                scjLog.setMessageId(sendResult.getMessageId());
                scjLog.setStatus(2);
                quartzService.updateMqScheduleJobLog(scjLog);
            }
            
            producer.shutdown();
    
            logger.debug("=====>任务名称:" + scheduleJob.getJobName());
            logger.debug("=====>发送条数:" + resultData.size());
            logger.debug("=====>发送主键内容:" + resultData.toString());

        }
    }
}

4：消费端表结构：

5：消费端Java核心代码（通过监听器来做）：

import java.util.List;
import java.util.Properties;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.context.support.WebApplicationContextUtils;
import com.aliyun.openservices.ons.api.Action;
import com.aliyun.openservices.ons.api.ConsumeContext;
import com.aliyun.openservices.ons.api.Consumer;
import com.aliyun.openservices.ons.api.Message;
import com.aliyun.openservices.ons.api.MessageListener;
import com.aliyun.openservices.ons.api.ONSFactory;
import com.aliyun.openservices.ons.api.PropertyKeyConst;
import com.odao.common.utils.ObjectsTranscoder;
import com.odao.entity.ScheduleJob;
import com.odao.entity.ScheduleJobLog;
import com.odao.service.consumer.ConsumerService;
import com.odao.service.message.MessageService;

/**
 * 阿里云游戏、网站 主键数据集消费监听器
 */
public class ConsumePrimaryKeyFromMqListener implements ServletContextListener {
    
    @Override
    public void contextInitialized(ServletContextEvent sce) {
        WebApplicationContext appctx = WebApplicationContextUtils.getWebApplicationContext(sce.getServletContext());
        MessageService messageService = (MessageService) appctx.getBean(MessageService.class);
        List consumeList = messageService.getScheduleJobList();
        for(final ScheduleJob sjc : consumeList){
            
            String topic = sjc.getTopic();
            String consumerId= sjc.getConsumerId();
            String ak = sjc.getAccessKey();
            String sk = sjc.getSecurityKey();
            
            Properties properties = new Properties();
            properties.put(PropertyKeyConst.ConsumerId,consumerId);
            properties.put(PropertyKeyConst.AccessKey,ak);
            properties.put(PropertyKeyConst.SecretKey,sk);
            //properties.put(PropertyKeyConst.ONSAddr,"http://onsaddr-internal.aliyun.com:8080/rocketmq/nsaddr4client-internal");
            
            Consumer consumer = ONSFactory.createConsumer(properties);
            
            consumer.subscribe(topic, "*", new MessageListener() {
                @Override
                public Action consume(Message message, ConsumeContext context) {
                    ScheduleJob scheduleJob = (ScheduleJob) ObjectsTranscoder.deserialize(message.getBody());
                    if( scheduleJob !=null ){
                        //更新消息状态为3：消费消息成功
                        ScheduleJobLog scjLog = new ScheduleJobLog();
                        scjLog.setStatus(3);
                        scjLog.setMqScheduleJobLogId(scheduleJob.getScjLogId());
                        messageService.updateMqScheduleJobLog(scjLog);
                        try {
                            ConsumerService consumerService = (ConsumerService) Class.forName(sjc.getImplementClass()).newInstance();
                            boolean isSuccess = consumerService.consume(scheduleJob.getPrimaryKeyList());
                            if(isSuccess){
                                //更新消息状态为4：业务逻辑处理成功
                                scjLog.setStatus(4);
                                messageService.updateMqScheduleJobLog(scjLog);
                            }
                        } catch (InstantiationException e) {
                            e.printStackTrace();
                        } catch (IllegalAccessException e) {
                            e.printStackTrace();
                        } catch (ClassNotFoundException e) {
                            e.printStackTrace();
                        }
                    }
                    return Action.CommitMessage;
                }
            });
            
            consumer.start();
        }
    }
    
    @Override
    public void contextDestroyed(ServletContextEvent sce) {
        
    }
}