版本:IDEA Community 2019.2.2,Spring Boot 2.1.8.RELEASE
流程:pom文件中添加依赖:
<dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-devtools</artifactId> <optional>true</optional></dependency>=》pom文件中spring-boot-maven-plugin添加configuration节点,改为:
<plugins> <plugin> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-maven-plugin</artifactId> <configuration> <fork>true</fork> </configuration> </plugin></plugins>=》File=>Setting=>Compiler=>勾选Build project automatically=》保存=》ctrl+shift+alt+/=》Registry=>Comliler.automake....app.running 勾选=》在项目运行期间修改代码后,会自定重新编译运行