idea springboot使用devtools开启热部署

1.添加依赖

 <dependency>
    <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-devtools</artifactId>
     <scope>runtime</scope>
      <optional>true</optional>
 </dependency>

  <plugins>
     <plugin>
        <groupId>org.springframework.boot</groupId>
           <artifactId>spring-boot-maven-plugin</artifactId>
            <configuration>
                <fork>true</fork>
                <addResources>true</addResources>
            </configuration>
      </plugin>
 </plugins>

2.开启自动编译

Setting -----> Build,Execution,Deployment ----> Compliler

3.打开快捷键 Ctrl+shift+ Alt + /,勾选2个选项

4.重启idea