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Introduction to SpringBoot Significance spring integrates multiple frameworks and requires a lot of configuration files. To simplify configuration, the springboot framework has been introduced. Advantage Embedded web server Auto starter dependencies, simplify dependency references - no version issues Automatically configure spring - y ...

In the java field, SpringBoot is a very useful framework that can quickly build web projects. Here is a record of using SpringBoot to upload, download and preview files online. 1. Create database and database tables This paper mainly uses the user and the files to which the user belongs, so we only need to design the user table and file tab ...

1, Monitoring management By introducing Spring Boot starter actor, we can use the application monitoring and management functions in the quasi production environment provided by Spring Boot. We can operate through HTTP, JMX and SSH protocols to automatically obtain audit, health and index information. Steps: 1. Introduce spring boot starter act ...

1. Create a Springboot project  open IDEA and create a new Springboot project through file - > New - > Project... - > spring initializer  in the next interface, fill in the project Name and select 8 for JDK  next, select Springboot 2.6.2  click Finish  generate an empty Springboot project, POM XML file content: ...

When different threads in the same process operate to share resources, we only need to lock the resources. For example, we can ensure the correctness of the operation by using the tools under JUC. Students unfamiliar with JUC can read the following articles: On SynchronizedSynchronized optimizationFoundation stone of JUC - Unsafe class Howev ...

Based on skywalking Java agent version 8.8.0 Today, we want to analyze the content related to SkyWalking Java Agent configuration. Most of the frameworks we contact need some configuration files, such as application. Com in SpringBoot yml. The first thing SkyWalking Java Agent does in the premain method is to use the snifferconfinitializer i ...

 2022-01-06 12:12 The following article comes from macrozheng, the author of dream de starry sky macrozheng. Focus on Java technology sharing, covering SpringBoot, SpringCloud, Docker, middleware and other practical technologies. The author is Github open source project mall (40K+Star). Hello, I'm the second brother! Operating Excel ...

Introduction to Shiro Apache Shiro is an open source lightweight Java security framework, which provides authentication, authorization, password management, session management and other functions. Compared with Spring Security, Shiro framework is more intuitive and easy to use, and can also provide robust security. In the traditional SSM frame ...

In our daily work, we often encounter the function of operating Excel, such as exporting an Excel report of user information or order information. You must have heard of POI, which can be realized. But the API implemented by POI is really troublesome. It needs to write line by line parsing code (similar to Xml parsing). Today, I recommend a ver ...

8. SpringBoot: MVC auto configuration principle 12.1. Official website reading Before writing the project, we also need to know what configuration SpringBoot has made for our spring MVC, including how to extend and customize. Only by making these clear can we use them more easily in the future. Way 1: source code analysis, way 2: official do ...