接口的使用
org.springframework.context.EnvironmentAware

使用EnvironmentAware的程序包

程序包	说明
org.springframework.context.annotation	Annotation support for the Application Context, including JSR-250 "common" annotations, component-scanning, and Java-based metadata for creating Spring-managed objects.
org.springframework.context.support	Classes supporting the org.springframework.context package, such as abstract base classes for ApplicationContext implementations and a MessageSource implementation.

org.springframework.context.annotation中EnvironmentAware的使用

实现EnvironmentAware的org.springframework.context.annotation中的类

限定符和类型	类和说明
class	ConfigurationClassPostProcessor BeanFactoryPostProcessor used for bootstrapping processing of @Configuration classes.
class	MBeanExportConfiguration @Configuration class that registers a AnnotationMBeanExporter bean.

org.springframework.context.support中EnvironmentAware的使用

实现EnvironmentAware的org.springframework.context.support中的类

限定符和类型	类和说明
class	PropertySourcesPlaceholderConfigurer Specialization of PlaceholderConfigurerSupport that resolves ${...} placeholders within bean definition property values and @Value annotations against the current Spring Environment and its set of PropertySources.