PropertySourceLoader (Spring Boot API)

所有已知实现类:
PropertiesPropertySourceLoader, YamlPropertySourceLoader
```
public interface PropertySourceLoader
```
Strategy interface located via SpringFactoriesLoader and used to load a PropertySource.

方法概要

所有方法实例方法抽象方法
修饰符和类型	方法	说明
`String[]`	`getFileExtensions()`	Returns the file extensions that the loader supports (excluding the '.').
`List<org.springframework.core.env.PropertySource<?>>`	`load(String name, org.springframework.core.io.Resource resource)`	Load the resource into one or more property sources.

- 方法详细资料
  - getFileExtensions
```
String[] getFileExtensions()
```
    Returns the file extensions that the loader supports (excluding the '.').
    返回:
    the file extensions
  - load
```
List<org.springframework.core.env.PropertySource<?>> load(String name,
                                                          org.springframework.core.io.Resource resource)
                                                   throws IOException
```
    Load the resource into one or more property sources. Implementations may either return a list containing a single source, or in the case of a multi-document format such as yaml a source for each document in the resource.
    参数:
    name - the root name of the property source. If multiple documents are loaded an additional suffix should be added to the name for each source loaded.
    resource - the resource to load
    返回:
    a list property sources
    抛出:
    IOException - if the source cannot be loaded