1，导入依赖
<dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-devtools</artifactId> <optional>true</optional> </dependency>
2，porject --> Build Automatically(勾选)
eclipse/sts springboot 热部署
原文：https://www.cnblogs.com/huanggy/p/9471834.html
