摘要：通过Spring自定义event首先我们定义我们的event类package com.hyenas.spring.custom.event;import org.springframework.context.ApplicationEvent;public class CustomEvent extends ApplicationEvent{ private static final long serialVersionUID = -82737763905791865L; public CustomEvent(Object source) { super(so... 阅读全文

摘要：Spring内置的event有1.ContextRefreshedEventThis event is published when theApplicationContextis either initialized or refreshed. This can also be raised using the refresh() method on theConfigurableApplicationContextinterface.2.ContextStartedEventThis event is published when theApplicationContextis start 阅读全文

摘要：利用spring，自己实现的一个观察者模式，写着玩玩，目的是为了加深理解，下次用Spring自带的玩一玩。首先我们定义一个侦听类接口package com.hyenas.common.listener;import java.util.Map;public interface Observer { public boolean isAsyn(); public void excute(Map params);}抽象侦听类package com.hyenas.common.listener;public abstract class AbstractObserver impl... 阅读全文

摘要：Query query = new Query(); Criteria criteria = Criteria.where("timestamp").gt(from).lt(to); query.addCriteria(criteria); query.with(new Sort(Direction.ASC, "timestamp")); query.limit(limit); 阅读全文