相应redis中key值过期相应机制

package com.tangcredit.tdfs3.redis;import org.springframework.beans.factory.DisposableBean;import org.springframework.beans.factory.InitializingBean;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.stereotype.Component;import com.tangcredit.tdfs3.utils.RedisUtils;import redis.clients.jedis.Jedis;@Componentpublic class RedisNotifyDaemon implements InitializingBean,DisposableBean{    @Override    public void destroy(){}    @Autowired    private RedisSub sub;    @Override    public void afterPropertiesSet() throws Exception {        Jedis jedis = RedisUtils.getInstance();        new Thread(() -> {            jedis.psubscribe(sub, "__keyevent@*__:expired");        }).start();    }}

package com.tangcredit.tdfs3.redis;import java.math.BigDecimal;import java.util.List;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.stereotype.Component;import com.tangcredit.tdfs3.dao.LoanInvestmentsDao;import com.tangcredit.tdfs3.dao.LoanPrjDynamicsDao;import com.tangcredit.tdfs3.dao.LoanProjectsDao;import com.tangcredit.tdfs3.entity.LoanInvestments;import com.tangcredit.tdfs3.entity.LoanPrjDynamics;import com.tangcredit.tdfs3.entity.LoanProjects;import com.tangcredit.tdfs3.utils.BigDecimalUtils;import com.tangcredit.tdfs3.utils.ConfigUtils;import redis.clients.jedis.JedisPubSub;@Componentpublic class RedisSub extends JedisPubSub {    @Autowired    private LoanInvestmentsDao loanInvestmentsDao;    @Autowired    private LoanPrjDynamicsDao loanPrjDynamicsDao;    @Autowired    private LoanProjectsDao loanProjectsDao;    /**     * 精确匹配     *      * @param channel     * @param message     */    @Override    public void onMessage(String channel, String message) {        System.out.println("redis sub :" + channel + " message " + message);    }    /**     * 初始化按表达式的方式订阅时候的处理     *      * @param pattern     * @param subscribedChannels     */    @Override    public void onPSubscribe(String pattern, int subscribedChannels) {        System.out.println(pattern + "=" + subscribedChannels);    }    /**     * 按表达式的方式订阅的消息后的处理     *      * @param pattern 模式     * @param channel 频道，通道     * @param message 信息     */    @Override    public void onPMessage(String pattern, String channel, String message) {        System.out.println(pattern + "=" + channel + "=" + message);        // 失效的投资订单回滚        System.out.println("==================start");        if (message.indexOf(ConfigUtils.identifyingIds) == 0) {            System.out.println("==================start1" + message + "=========");            List<LoanInvestments> invests = this.loanInvestmentsDao.getInvestsByOrderId(message);            if (invests != null && invests.size() > 0) {                LoanInvestments invest = invests.get(0);                System.out.println("==================start2" + invest.getId() + "=========" + invest.getInvestState()                        + "===============" + invest.getInvestAmount());                if (invest.getInvestState() != null && invest.getInvestState() == -100) {                    invest.setInvestState(null);                    this.loanInvestmentsDao.save(invest); // save invest                    Integer loanId = invest.getLoanId();                    LoanPrjDynamics dynamics = this.loanPrjDynamicsDao.getByLoanId(loanId);                    LoanProjects lp = this.loanProjectsDao.findOne(loanId);                    // success                    BigDecimal successAmount = this.loanInvestmentsDao.getInvestAmountByLoanIdAndState(loanId, 100);                    BigDecimal freezeAmount = this.loanInvestmentsDao.getInvestAmountByLoanIdAndState(loanId, -100);                    BigDecimal hasAmount = BigDecimalUtils.add(successAmount, freezeAmount);                    dynamics.setHasAmount(hasAmount);                    BigDecimal loanProgress = hasAmount                            .divide(lp.getLoanAmount(), 2, BigDecimal.ROUND_DOWN).multiply(new BigDecimal(100));                    dynamics.setLoanProgress(loanProgress.intValue());                    if (lp.getProjectState() == 4) {                        lp.setProjectState(2);                        this.loanProjectsDao.save(lp);                    }                    this.loanPrjDynamicsDao.save(dynamics);                    System.out.println("==================SUCCESS==========================");                }            }        }    }}

RedisUtils.setex(orderId, 60, String.valueOf(loanID)); // redis

http://blog.csdn.net/topwqp/article/details/8681573

http://redisdoc.com/topic/notification.html

http://blog.csdn.net/lihao21/article/details/48370687