## 类的使用
org.springframework.core.env.MutablePropertySources

- 使用MutablePropertySources的程序包
  程序包 | 说明
  --- | ---
  org.springframework.core.env | Spring's environment abstraction consisting of bean definition profile and hierarchical property source support.

- - ### org.springframework.core.env中MutablePropertySources的使用

    返回MutablePropertySources的org.springframework.core.env中的方法
    限定符和类型 | 方法和说明
    --- | ---
    `MutablePropertySources` | AbstractEnvironment.`getPropertySources()`
    `MutablePropertySources` | ConfigurableEnvironment.`getPropertySources()` Return the `PropertySources` for this `Environment` in mutable form, allowing for manipulation of the set of `PropertySource` objects that should be searched when resolving properties against this `Environment` object.

    参数类型为MutablePropertySources的org.springframework.core.env中的方法
    限定符和类型 | 方法和说明
    --- | ---
    `protected void` | AbstractEnvironment.`customizePropertySources(MutablePropertySources propertySources)` Customize the set of `PropertySource` objects to be searched by this `Environment` during calls to `AbstractEnvironment.getProperty(String)` and related methods.
    `protected void` | StandardEnvironment.`customizePropertySources(MutablePropertySources propertySources)` Customize the set of property sources with those appropriate for any standard Java environment: "systemProperties" "systemEnvironment" Properties present in "systemProperties" will take precedence over those in "systemEnvironment".