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brief introduction The so-called WebSocket is similar to Socket. Its function is to enable the client and server in Web applications to establish full duplex communication. There are three ways to use WebSocket in Spring based applications: Implemented using @ ServerEndpoint annotation provided by JavaIt is implemented using the low-level Web ...

Recently, in charge of the architecture of educational products, two R & D students suggested: "can the Redis client encapsulated by the team adapt to Spring Cache, so it will be much more convenient to add cache". Friends who need the framework source code can see my personal profile and contact me, Recommended distributed archit ...

1. SpringBoot features 1.1. Dependency management Dependency management for parent project Dependency management <parent> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-parent</artifactId> <version>2.3.4.RELEASE</version> </parent> His paren ...

1. Summary of prospects Log4j's epic bug has been buzzing these days, and I want to explore how it was triggered. 2. Build a SpringBoot project that integrates Log4j Create a springboot project and make a modification to the pom file according to the guidelines of the spring website <dependencies> <dependency> ...

Following the previous section, Teach you to write an RPC framework (1) We handwritten a Spring Boot Starter and started the first step of building our own wheels. In this section, let's continue to complete the RPC framework! V. user defined annotation For my requirements, when using my RPC framework, the service provider can tell the fram ...

1, BackgroundIn the Spring Controller, we can map the parameters in the request to the specific parameters of the control layer through @ RequestParam or @ RequestBody. How is this implemented? If the value of a parameter in the control layer comes from Redis, how should I implement it?2, How are parameters resolvedAs can be seen from the figur ...

preface We all know what transactions are, and Spring transactions use AOP to provide declarative and programmatic transactions on the database to help us simplify development and decouple business logic and system logic. But what is the principle of Spring transactions? How do transactions propagate between methods? Why do transactions fail s ...

1, hello world   using spring mvc mainly solves the problem of Servlet redundancy before. Usually, maven's web project is used and related dependencies are imported.   about MVC mode, it represents model view controller mode. This pattern is used for layered development of applications.   Model - a Model represents an obje ...

Three stages of SSM integration Spring and spring MVC environment configuration Integrated configuration of Spring and Mybatis Other component configurations: declarative transactions, logs······ 1, Spring and spring MVC environment configuration 1.1 relying on spring webmvc Add the dependency packag ...

Since you want to learn spring, you need to learn annotations. Spring MVC also has corresponding annotations. 1, Spring MVC common annotations. (1) Annotation of binding url ① @ RequestMapping can be used in classes or methods Attribute: value/path: indicates the binding url method: the default value is GET/POST. The default value is a c ...