3. 技术选型

3.1. Springboot版本选择

git源码地址

https://github.com/spring-projects/spring-boot/releases/

SpringBoot2.0新特性 通过上面官网发现，Boot官方强烈建议你升级到2.X以上版本

https://github.com/spring-projects/spring-boot/wiki/Spring-Boot-2.0-Release-Notes

Springcloud和Springboot之间的依赖关系如何看

https://spring.io/projects/spring-cloud#overview

依赖 更详细的版本对应查看方法

https://start.spring.io/actuator/info

{
    "git": {
        "branch": "f8d94d9224f93bc01a553d1bf18f223aba939ec4", 
        "commit": {
            "id": "f8d94d9", 
            "time": "2021-06-18T15:04:41Z"
        }
    }, 
    "build": {
        "version": "0.0.1-SNAPSHOT", 
        "artifact": "start-site", 
        "versions": {
            "spring-boot": "2.5.1", 
            "initializr": "0.11.0-SNAPSHOT"
        }, 
        "name": "start.spring.io website", 
        "time": "2021-06-18T15:05:31.390Z", 
        "group": "io.spring.start"
    }, 
    "bom-ranges": {
        "azure": {
            "2.2.4": "Spring Boot >=2.2.0.RELEASE and <2.3.0.M1", 
            "3.2.0": "Spring Boot >=2.3.0.M1 and <2.4.0-M1", 
            "3.5.0": "Spring Boot >=2.4.0.M1 and <2.5.0-M1"
        }, 
        "codecentric-spring-boot-admin": {
            "2.2.4": "Spring Boot >=2.2.0.RELEASE and <2.3.0.M1", 
            "2.3.1": "Spring Boot >=2.3.0.M1 and <2.5.0-M1"
        }, 
        "solace-spring-boot": {
            "1.0.0": "Spring Boot >=2.2.0.RELEASE and <2.3.0.M1", 
            "1.1.0": "Spring Boot >=2.3.0.M1 and <2.6.0-M1"
        }, 
        "solace-spring-cloud": {
            "1.0.0": "Spring Boot >=2.2.0.RELEASE and <2.3.0.M1", 
            "1.1.1": "Spring Boot >=2.3.0.M1 and <2.4.0-M1", 
            "2.1.0": "Spring Boot >=2.4.0.M1 and <2.6.0-M1"
        }, 
        "spring-cloud": {
            "Hoxton.SR11": "Spring Boot >=2.2.0.RELEASE and <2.3.999.BUILD-SNAPSHOT", 
            "Hoxton.BUILD-SNAPSHOT": "Spring Boot >=2.3.999.BUILD-SNAPSHOT and <2.4.0.M1", 
            "2020.0.0-M3": "Spring Boot >=2.4.0.M1 and <=2.4.0.M1", 
            "2020.0.0-M4": "Spring Boot >=2.4.0.M2 and <=2.4.0-M3", 
            "2020.0.0": "Spring Boot >=2.4.0.M4 and <=2.4.0", 
            "2020.0.3": "Spring Boot >=2.4.1 and <2.5.2-SNAPSHOT", 
            "2020.0.4-SNAPSHOT": "Spring Boot >=2.5.2-SNAPSHOT"
        }, 
        "spring-cloud-alibaba": {
            "2.2.1.RELEASE": "Spring Boot >=2.2.0.RELEASE and <2.3.0.M1"
        }, 
        "spring-cloud-gcp": {
            "2.0.3": "Spring Boot >=2.4.0-M1 and <2.5.0-M1"
        }, 
        "spring-cloud-services": {
            "2.2.6.RELEASE": "Spring Boot >=2.2.0.RELEASE and <2.3.0.RELEASE", 
            "2.3.0.RELEASE": "Spring Boot >=2.3.0.RELEASE and <2.4.0-M1", 
            "2.4.1": "Spring Boot >=2.4.0-M1 and <2.5.0-M1"
        }, 
        "spring-geode": {
            "1.2.12.RELEASE": "Spring Boot >=2.2.0.RELEASE and <2.3.0.M1", 
            "1.3.12.RELEASE": "Spring Boot >=2.3.0.M1 and <2.4.0-M1", 
            "1.4.7": "Spring Boot >=2.4.0-M1 and <2.5.0-M1", 
            "1.5.1": "Spring Boot >=2.5.0-M1"
        }, 
        "vaadin": {
            "14.6.3": "Spring Boot >=2.1.0.RELEASE and <2.6.0-M1"
        }, 
        "wavefront": {
            "2.0.2": "Spring Boot >=2.1.0.RELEASE and <2.4.0-M1", 
            "2.1.1": "Spring Boot >=2.4.0-M1 and <2.5.0-M1", 
            "2.2.0": "Spring Boot >=2.5.0-M1"
        }
    }, 
    "dependency-ranges": {
        "native": {
            "0.9.0": "Spring Boot >=2.4.3 and <2.4.4", 
            "0.9.1": "Spring Boot >=2.4.4 and <2.4.5", 
            "0.9.2": "Spring Boot >=2.4.5 and <2.5.0-M1", 
            "0.10.0": "Spring Boot >=2.5.0-M1 and <2.5.2-M1", 
            "0.10.1-SNAPSHOT": "Spring Boot >=2.5.2-M1 and <2.6.0-M1"
        }, 
        "okta": {
            "1.4.0": "Spring Boot >=2.2.0.RELEASE and <2.4.0-M1", 
            "1.5.1": "Spring Boot >=2.4.0-M1 and <2.4.1", 
            "2.0.1": "Spring Boot >=2.4.1 and <2.5.0-M1", 
            "2.1.0": "Spring Boot >=2.5.0-M1 and <2.6.0-M1"
        }, 
        "mybatis": {
            "2.1.4": "Spring Boot >=2.1.0.RELEASE and <2.5.0-M1", 
            "2.2.0": "Spring Boot >=2.5.0-M1"
        }, 
        "camel": {
            "3.3.0": "Spring Boot >=2.2.0.RELEASE and <2.3.0.M1", 
            "3.5.0": "Spring Boot >=2.3.0.M1 and <2.4.0-M1", 
            "3.10.0": "Spring Boot >=2.4.0.M1 and <2.5.0-M1"
        }, 
        "open-service-broker": {
            "3.1.1.RELEASE": "Spring Boot >=2.2.0.RELEASE and <2.3.0.M1", 
            "3.2.0": "Spring Boot >=2.3.0.M1 and <2.4.0-M1", 
            "3.3.0": "Spring Boot >=2.4.0-M1 and <2.5.0-M1"
        }
    }
}

本次使用的cloud版本为Hoxton.SR9，SpringBoot版本为 2.3.2.RELEASE

库	版本	说明
SpringCloud	Hoxton.SR8
SpringBoot	2.3.2.RELEASE
spring-cloud-alibaba	2.2.5.RELEASE
Java	8
Maven	3.6+