## 接口的使用
org.springframework.beans.factory.xml.BeanDefinitionDocumentReader

- 使用BeanDefinitionDocumentReader的程序包
  程序包 | 说明
  --- | ---
  org.springframework.beans.factory.xml | Contains an abstract XML-based `BeanFactory` implementation, including a standard "spring-beans" XSD.

- - ### org.springframework.beans.factory.xml中BeanDefinitionDocumentReader的使用

    实现BeanDefinitionDocumentReader的org.springframework.beans.factory.xml中的类
    限定符和类型 | 类和说明
    --- | ---
    `class` | `DefaultBeanDefinitionDocumentReader` Default implementation of the `BeanDefinitionDocumentReader` interface that reads bean definitions according to the "spring-beans" DTD and XSD format (Spring's default XML bean definition format).

    返回BeanDefinitionDocumentReader的org.springframework.beans.factory.xml中的方法
    限定符和类型 | 方法和说明
    --- | ---
    `protected BeanDefinitionDocumentReader` | XmlBeanDefinitionReader.`createBeanDefinitionDocumentReader()` Create the `BeanDefinitionDocumentReader` to use for actually reading bean definitions from an XML document.

    类型变量类型为BeanDefinitionDocumentReader的org.springframework.beans.factory.xml中的方法参数
    限定符和类型 | 方法和说明
    --- | ---
    `void` | XmlBeanDefinitionReader.`setDocumentReaderClass(Class<? extends BeanDefinitionDocumentReader> documentReaderClass)` Specify the `BeanDefinitionDocumentReader` implementation to use, responsible for the actual reading of the XML bean definition document.