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Shiro 1, introduction Apache Shiro is a Java Security (permission) framework. Shiro can easily develop good enough applications, which can be used not only in Java se environment, but also in Java EE environment. Shiro can complete authentication, authorization, encryption, session management, Web integration, caching, etc. Download address: ...

One of the most important functions of micro-services is the call between services, which depend on each other.For example, e-commerce systems have order services and inventory services.When we buy a product, we need to generate orders and reduce inventory.Here we're going to use inter-service Feign calls. Feign is a lightweight framework for H ...

If there is the concept of flying in the sky, there must be the realization of landing Ten times of concept is not as good as one time of code. Friend, I hope you can type all the code cases in this article Praise before you see, form a habit Spring boot text tutorial series article directory Spring boot picture and text tutorial 1 - sett ...

Basic concepts: AOP: Aspect Oriented Programming, facet-oriented programming A programming method that dynamically cuts a piece of code into a specified location for a specified method to run while the program is running Pre-notification (@Before): Executes before the target method runs Post-notification (@After): executes after the target met ...

This is the first post in the Spring MVC series of blogs, which will be summarized in a post. Spring MVC is the most frequently used part of the Spring family framework.Whether it's a Spring Boot or a traditional Spring project, the Spring MVC section is used for any Web project.Therefore, programmers must be familiar with the MVC section.This ...

Reference Link 1Reference Link 2 The code referenced is Springboot 2.1.1 By default, the scan range is the package and its subdirectories of the main class xxApplication, which you can see in the later implementation. From SpringApplication.run(xxxApplication.class, args) in the main class; click all the way into the imple ...

Spring Boot provides convenience for developers. This article describes how to write Starter so that developers can reuse their own or project group's code. Code download address: https://gitee.com/jxd134/Spring-Boot-Greeter-Starter.git 1 new project The project is built on Maven and consists of the following three modules: Greeter Library: ...

Author: empty https://segmentfault.com/a/1190000021109130 Problem description A few days ago, I was helping my colleagues to troubleshoot the occasional thread pool errors on the production line. The logic was very simple. The thread pool performed an asynchronous task with results. However, there have been occasional errors recently: java.ut ...

[introduction] I wrote a blog before< [Spring Boot] Mybatis Plus 2.X condition query >, we know that the query methods of Mybatis Plus 2.X and 3.X are not the same. This blog will summarize the application of various query methods of 3.X. [example] Take the query of article table as an example to ...

1, AOP introduction 1. Basic concept of AOP     AOP is the abbreviation of Aspect Oriented Programming, which means: it is a technology to realize the unified maintenance of program functions through precompile mode and dynamic agent during operation. AOP is the continuation of OOP (obj ...