Spring basic learning

Spring learning Introduction to Spring Spring has four functions Ioc/DIAOPaffairJdbcTemplate Spring: created to solve the complexity of enterprise application development. Server development, testability, loose coupling Spring Download maven Ioc Ioc concept Reversal of control, the reversal of UTF-8...

Posted by t.bo on Thu, 13 May 2021 07:19:06 +0930

How to make the project take off quickly by using strategy pattern to optimize code practice

1, Background I took over a springboot project. In the module I am responsible for, there is a function of user registration, but in particular, this registration is not re registration, but synchronization of old data from the database of the old system to the database of the new system. BecauUTF-8...

Posted by nbarone on Fri, 14 May 2021 05:14:53 +0930

Spring(IOC,AOP,Set mode injection, construction method injection, annotation, Spring JDBC)

Spring What is Spring? Spring is a lightweight Java development framework based on IOC and AOP, which was born in 2003 to simplify enterprise application development. Spring benefits Lightweight: the jars used by Spring framework are relatively small, generally less than 1M or several hundred kUTF-8...

Posted by shank888 on Sun, 16 May 2021 03:39:43 +0930

This article will show you what is an IOC container and how to inject it

IOC control inversion What is IOC (IOC) inversion of control is first of all an idea. Inversion of control is mainly the transfer of control over objects. The spring IOC container creates objects and injects dependencies. Then give the right to use the object. If we want to understand inversioUTF-8...

Posted by AncientSage on Mon, 17 May 2021 03:34:54 +0930

Design and implementation of Spring Clound Eureka

1, Background Next, we will analyze the Jersey Port of Eureka Server 2, Source code analysis First of all, we know that the Eureka Client sends requests in the form of restful to the Eureka Server through Jersey, so we need to find a method for the Eureka Server to receive requests. We know thaUTF-8...

Posted by meehal on Mon, 17 May 2021 06:35:22 +0930

Spring02 -- automatic assembly, annotation development, AOP

Automatic assembly of 1Bean Automatic assembly is a way for spring to satisfy bean dependency. Spring will automatically find in the context and automatically assemble properties for beans[ Find the bean that a bean depends on] There are three ways to assemble in Spring Explicit configuration iUTF-8...

Posted by jdavila28 on Tue, 18 May 2021 07:29:28 +0930

520 ago, I gave up my time with my girlfriend and was forced to write a code: "SSM framework integration + excel file upload to database + data update“

SSM framework integration + excel file upload to database + data update Tips: If you are not familiar with SSM framework, you can try the simple exercise of "spring and mybatis integration". Last article wrote "spring and mybatis integration" complete test questions and analysis, interested parUTF-8...

Posted by a1ias on Wed, 19 May 2021 02:44:51 +0930

The whole creation process of IOC container in Spring (source code analysis)

content Record the overall process of IOC creation in Spring 1, Spring creates IOC container source code parsing configuration 1. To understand the running process of Spring source code, start with the overall framework, and add debug debugging to complete 2. Define a configuration file class,UTF-8...

Posted by sun14php on Fri, 21 May 2021 07:29:18 +0930

An article takes you to understand [Spring Boot] automatic scanning component

Use @ componentscan to scan components automatically Case preparation 1. Create a configuration class and add @ ComponentScan annotation on it. By default, the annotation will scan all configuration classes under the package where the class is located, which is equivalent to the previous annotaUTF-8...

Posted by Jasp182 on Sat, 22 May 2021 03:09:31 +0930

Notes and usage scenarios that Spring Boot must understand

1, Annotations list @SpringBootApplication: contains @ComponentScan, @ Configuration and @Enable autoconfiguration annotation. among @ComponentScan lets spring Boot scan to Configuration class and add it to the program context. @Configuration is equivalent to the XML configuration file of sprinUTF-8...

Posted by wzcocoon on Sat, 22 May 2021 04:45:41 +0930