IDEA开启热部署

1. 在pom文件中添加依赖

        <dependency>
            <groupId>org.springframework.bootgroupId>
            <artifactId>spring-boot-devtoolsartifactId>
            <scope>runtimescope>
            <optional>trueoptional>
        dependency>

2. 如果是分布式架构在父pom中添加

  <build>
    <plugins>
      <plugin>
        <groupId>org.springframework.bootgroupId>
        <artifactId>spring-boot-maven-pluginartifactId>
        <configuration>
          <fork>truefork>
          <addResources>trueaddResources>
        configuration>
      plugin>
    plugins>
  build>

3. IDEA设置
   
4. ctrl + shift + alt + / 选择Registry
   
5. 设置
   
6. 重启idea