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Learning of Spring Boot Starter This tutorial is based on the black horse programmer Java Pinda general permission project, BiliBili link: https://www.bilibili.com/video/BV1tw411f79E?p=6 Spring Boot greatly simplifies the initial construction and development process of the project, which are completed through the starter provided by Spring Bo ...

Raytheon SpringBoot learning notes Tip: there may be typos in the notes while watching the video. Please forgive me. Video address: https://www.bilibili.com/video/BV19K4y1L7MT?p=86&spm_id_from=pageDriver# 1, Background of the times 1. Microservice Era Microservices are an architectural style An application is split into a group of smal ...

In SpringBoot, classes with certain conditions will be automatically assembled into a Bean in the container. Here, you need to know about configuration classes: the classes wrapped by the following three annotations are configuration classes: @SpringBootApplication@SpringBootConfiguration@Configuration Personally, the Configuration class ...

1. Write in front Although some mainstream frameworks now basically have ready-made Springboot starter packages for us to quickly integrate into our Springboot project, this will make us rely too much on this method and only use it, but we don't know how to implement the bottom layer, and we will be at a loss in case of problems. Therefore, wr ...

SpringSecurity 1, Overview Official website: https://spring.io/projects/spring-security SpringSecurity official websiteSpring security is a security framework based on authentication and authorization developed by spring companyAuthentication: login processAuthorization: grant corresponding operation permissions during login General permi ...

Although I have written Java code for some time, I still can't figure it out and give up selectively as long as I see generics. However, I found that generics are used in many places when looking at the code of the company leaders today, so I'll sort out the generics I understand today. What is generics generic programming is a style or pa ...

spring boot project integrates mybatis plus to adapt multiple data sources + reflection to obtain annotation data Many times, our projects may not use a database or a type of database. According to the business, we can be divided into the following types: single database, single data source, multi database, single data source, multi database, ...

6.1 default rules 1. By default, Spring Boot provides / error mapping to handle all errors. 2. For the machine client, it will generate a JSON response, which contains the details of error, HTTP status and exception messages; For the browser client, respond to a "whitelabel" error view and render the same data in HTM ...

Database operation pom.xml import module: <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-data-jpa</artifactId> </dependency> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> </de ...

1, Do not use spring boot start parent Although spring boot starter parent is convenient, readers generally need to use the company's own parent when developing micro service projects or multi module projects in the company. At this time, if they want to uniformly manage the project dependent versions, they need to use dependency management. A ...