解决SpringBoot升级后的依赖和循环引用问题-优快云博客

本文主要介绍了在升级SpringBoot过程中遇到的挑战，包括Bean的循环引用问题，推荐使用@Lazy注解来解决。此外，还讨论了SpringCloud与SpringBoot版本不匹配导致的错误，如NoSuchMethodError。解决方法是查找并更新相关依赖到兼容版本，例如将feign替换为openfeign。针对数据源创建失败的问题，提到了可能是由于DruidDataSourceAutoConfigure导致的，可以通过排除配置类来解决。文章最后推荐使用Maven Helper插件来分析和解决依赖冲突。

SpringBoot升级

文章目录

- - - SpringBoot升级

从SpringBoot1.5.7.RELEASE升级到2.6.6版本

官网查看对应版本:https://spring.io/projects/spring-cloud

SpringCloud版本	SpringBoot版本
2022.0.0-M2	Spring Boot >=3.0.0-M2 and ❤️.1.0-M1
2022.0.0-M1	Spring Boot >=3.0.0-M1 and ❤️.0.0-M2
2021.0.3	Spring Boot >=2.6.1 and ❤️.0.0-M1
2021.0.0-RC1	Spring Boot >=2.6.0-RC1 and <2.6.1
2021.0.0-M3	Spring Boot >=2.6.0-M3 and <2.6.0-RC1
2021.0.0-M1	Spring Boot >=2.6.0-M1 and <2.6.0-M3
2020.0.5	Spring Boot >=2.4.0.M1 and <2.6.0-M1
Hoxton.SR12	Spring Boot >=2.2.0.RELEASE and <2.4.0.M1
Hoxton.BUILD-SNAPSHOT	Spring Boot >=2.2.0.BUILD-SNAPSHOT
Hoxton.M2	Spring Boot >=2.2.0.M4 and <=2.2.0.M5
Greenwich.BUILD-SNAPSHO	Spring Boot >=2.1.9.BUILD-SNAPSHOT and <2.2.0.M4
Greenwich.SR2	Spring Boot >=2.1.0.RELEASE and <2.1.9.BUILD-SNAPSHOT
Greenwich.M1	Spring Boot >=2.1.0.M3 and <2.1.0.RELEASE
Finchley.BUILD-SNAPSHOT	Spring Boot >=2.0.999.BUILD-SNAPSHOT and <2.1.0.M3
Finchley.SR4	Spring Boot >=2.0.3.RELEASE and <2.0.999.BUILD-SNAPSHOT
Finchley.RC2	Spring Boot >=2.0.2.RELEASE and <2.0.3.RELEASE
Finchley.RC1	Spring Boot >=2.0.1.RELEASE and <2.0.2.RELEASE
Finchley.M9	Spring Boot >=2.0.0.RELEASE and <=2.0.0.RELEASE
Finchley.M7	Spring Boot >=2.0.0.RC2 and <=2.0.0.RC2
Finchley.M6	Spring Boot >=2.0.0.RC1 and <=2.0.0.RC1
Finchley.M5	Spring Boot >=2.0.0.M7 and <=2.0.0.M7
Finchley.M4	Spring Boot >=2.0.0.M6 and <=2.0.0.M6
Finchley.M3	Spring Boot >=2.0.0.M5 and <=2.0.0.M5
Finchley.M2	Spring Boot >=2.0.0.M3 and <2.0.0.M5
Edgware.SR5	1.5.20.RELEASE
Edgware.