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People who have used SpringAop know that this thing is very powerful and can realize many of our cross-sectional functions, including many of Spring's own things. For example, the implementation of transaction (@ Transactional) and cache (@ Cacheable) depend on aspects. What is the execution order of aspects after a method is modified by multip ...

Spring series courses - AOP programming Chapter one: static agent design pattern 1. Why do you need agent design pattern 1.1 problems In Java EE layered development, which layer is the most important for us DAO ---> Service --> Controller JavaEE In layered development, the most important thing is Service layer What code is incl ...

Bean's life cycle process Bean Generation Process 1.Generate BeanDefinition When Spring starts, it scans and calls first Org.springframework.context.annotation.ClassPathScanning Candidate Component Provider#findCandidate Components (String base Package) scans a package path and obtains a Set of Sets for BeanDefinition Spring scan underlying ...

Reference video: 2021 latest Spring source code tutorial 305 episode IDEA version is easy to understand - the most complete Spring source code architect tutorial at Alibaba P8 level in station B + mybatis source code_ Beep beep beep_ bilibili On the introduction of Spring framework, there are many good and detailed articles on the Internet. My ...

Chapter 4 appointment management - scheduled tasks Quartz, appointment settings 1. Timed task component Quartz [Objective] Scheduled task component Quartz Clear the garbage pictures generated by file upload [path] 1: Introduction to Quart Master the scene (scheduled task) 2: Introduction to Quartz Spring integration Quartz (configured ...

AOP is actually a proxy model. All agents, because the code can not be read directly, are the hardest hit area of bug s. case A game system contains a CouponService class responsible for counting coupons and recharging, which contains a recharging method deposit(): service package com.javaedge.spring.aop.service； import org.springframework.st ...

1. What is MVC? MVC is the abbreviation of model, view and controller. It is a software design specification. It is to organize code by separating business logic, data and display. The main function of MVC is to reduce the two-way coupling between view and business logic. MVC is not a design pattern, MVC is an architecture pattern. Of course, ...

springMVC Servlet------------>jsp out.print() out.write() model1 jsp + javabean model2 MVC jsp+servlet+javabean M:model Java class 5: View view C: controller servlet frame ssh: struts1 | struts2 | springmvc spring hibernate ssm: springmvc spring mybatis jsp jstl+el | ajax:json M: Model ordinary java class mybatis: persiste ...

Dynamic data source By using the annotation mode of the method, you can switch the database source used by the method. The method is enhanced through the spring section. Therefore, our construction steps are annotation - Section - data source principle - Implementation (in no order, only the logic of this article) Learn how to use ...

1. What is AOP         The full name of AOP is aspect oriented programming, that is, aspect oriented programming. It is a supplement to object-oriented programming (OOP). At present, it has become a more mature programming method.         In the traditional business processing code, transactions, loggin ...