未支付订单30分钟后，自动取消

生成订单时发起延时30分钟的任务

/**

* 取消订单的任务

* @Title: startCancelOrderTask

* @Description: 取消订单的任务

* @param orderInfo

* @throws

*/

private void startCancelOrderTask(OrderInfo orderInfo){

if(orderInfo.getPayStatus().equals(PayStatusEnum.NOPAY.ordinal())){

//SysParam.getOrderDelay() 时间30

OrderSchedule.getInstance().startTask( new OrderFailureJob(orderInfo.getOrderId()), SysParam.getOrderDelay(), TimeUnit.MINUTES);

}

}

OrderSchedule

package com.ghgcn.cigarbox.task.job;

import java.util.concurrent.Executors;

import java.util.concurrent.ScheduledExecutorService;

import java.util.concurrent.TimeUnit;

/**

*

* @ClassName: OrderSchedule

* @Description: 订单取消的预定计划

* @author

* @date 2018年4月10日 下午5:13:34

*

*/

public class OrderSchedule {

private static ScheduledExecutorService Manager;

private static OrderSchedule orderSchedule;

static{

Manager = Executors.newScheduledThreadPool(Runtime.getRuntime().availableProcessors());

}

private OrderSchedule(){

}

public synchronized static OrderSchedule getInstance(){

if(orderSchedule == null){

orderSchedule = new OrderSchedule();

}

return orderSchedule;

}

/**

* 生成订单时调用，一段时间后订单取消

*/

public void startTask(Runnable task,long delay ,TimeUnit time ){

Manager.schedule(task,delay,time);

}

}

OrderFailureJob

package com.ghgcn.cigarbox.task.job;

import java.util.concurrent.locks.Lock;

import java.util.concurrent.locks.ReentrantLock;

import org.jflame.toolkit.util.DateHelper;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import com.ghgcn.cigarbox.common.enums.OrderEnums.OrderStatusEnum;

import com.ghgcn.cigarbox.common.enums.OrderEnums.PayStatusEnum;

import com.ghgcn.cigarbox.entity.OrderInfo;

import com.ghgcn.cigarbox.service.IOrderInfoService;

import com.ghgcn.cigarbox.support.SpringContextHolder;

/**

*

* @ClassName: OrderFailureJob

* @Description: 定时取消订单

* @author

* @date 2018年4月10日 下午5:13:15

*

*/

public class OrderFailureJob implements Runnable {

private Logger logger = LoggerFactory.getLogger(OrderFailureJob.class);

private Integer orderId;

private static Lock lock = new ReentrantLock();

/**

获取Servcie

*/

private IOrderInfoService orderInfoService = SpringContextHolder.getBean(IOrderInfoService.class);

public OrderFailureJob(Integer orderId) {

super();

this.orderId = orderId;

logger.debug("orderId {} ",orderId);

logger.debug("orderInfoService {} ",orderInfoService.toString());

}

@Override

public void run() {

/**

* 查询订单

*/

OrderInfo info = orderInfoService.selectOrderInfoByOrderId(orderId);

logger.info(" 订单信息 {} ",info.toString());

if (info.getOrderStatus().equals(OrderStatusEnum.NORMAL.ordinal())

&& info.getPayStatus().equals(PayStatusEnum.NOPAY.ordinal())) {

lock.lock();

try{

/**

更改订单状态

*/

info.setOrderStatus(OrderStatusEnum.CANCEL.ordinal());

info.setUpdateDate(DateHelper.nowTimestamp());

orderInfoService.updateOrderInfo(info);

}finally{

lock.unlock();

}

}

}

}

SpringContextHolder

package com.ghgcn.cigarbox.support;

import java.util.Locale;

import org.springframework.beans.BeansException;

import org.springframework.context.ApplicationContext;

import org.springframework.context.ApplicationContextAware;

import org.springframework.context.ApplicationEvent;

/**

* spring ApplicationContext holder

*

*

*/

public final class SpringContextHolder implements ApplicationContextAware {

private static ApplicationContext springContext;

@Override

public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {

SpringContextHolder.springContext = applicationContext;

}

/**

* 返回spring上下文环境对象

*

* @return ApplicationContext

*/

public static ApplicationContext getSpringContext() {

return springContext;

}

/**

* 按名称获取spring bean

*

* @param name

* @return

*/

public static Object getBean(String name) {

return springContext.getBean(name);

}

/**

* 按类型获取spring bean

*

* @param requiredType

* @return

*/

public static T getBean(Class requiredType) {

return springContext.getBean(requiredType);

}

/**

* 发布事件到spring

* @param event

*/

public static void pushEvent(ApplicationEvent event) {

springContext.publishEvent(event);

}

}

在xml中声明或者注解

@Component

public final class SpringContextHolder implements ApplicationContextAware {

另外

如果有消息队列可以发送延时消息，来处理