What is the hot deployment of Spring Boot?

This article introduces the relevant knowledge of "what is the hot deployment of Spring Boot". In the operation process of actual cases, many people will encounter such difficulties. Next, let Xiaobian lead you to learn how to deal with these situations! I hope you can read carefully and learn something!

1. Add pom.xml file

org.springframework.boot spring-boot-devtools true

2. Add plug-ins to pom.xml

org.springframework.boot spring-boot-maven-plugin true repackage

3. Modify options in idea

Open idea, File->Settings-> Build-Execution-Deployment -> Compiler, check Build Project Automatically.

Mac: Shift+Command+/

Enter Action or option name, enter "registry", double-click the first entry "Registry... ", another window pops up looking for

< compiler.automake.allow.when.app.running>

Select, refer to Figure:

Update Classes and Resource

6. Precautions for hot deployment

(1) If using template engine, turn off cache

Add to application.properties

#Disable thymeleaf caching (recommendation: development environment set to false, build environment set to true)

spring.thymeleaf.cache=false

(2) After hot deployment is enabled, the session will reset every time.

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