| Package | Description | 
|---|---|
| org.springframework.core.env | Spring's environment abstraction consisting of bean definition
 profile and hierarchical property source support. | 
| Modifier and Type | Interface and Description | 
|---|---|
| interface  | ConfigurableEnvironmentConfiguration interface to be implemented by most if not all  Environmenttypes. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | AbstractEnvironmentAbstract base class for  Environmentimplementations. | 
| class  | AbstractPropertyResolverAbstract base class for resolving properties against any underlying source. | 
| class  | PropertySourcesPropertyResolverPropertyResolverimplementation that resolves property values against
 an underlying set ofPropertySources. | 
| class  | StandardEnvironmentEnvironmentimplementation suitable for use in 'standard' (i.e. |