ContextCustomizerFactory (Spring Framework 5.2.12.RELEASE API)

函数接口:
这是一个函数接口, 因此可用作 lambda 表达式或方法引用的赋值目标。
```
@FunctionalInterface
public interface ContextCustomizerFactory
```
Factory for creating ContextCustomizers.
Factories are invoked after ContextLoaders have processed context configuration attributes but before the MergedContextConfiguration is created.
By default, the Spring TestContext Framework will use the SpringFactoriesLoader mechanism for loading factories configured in all META-INF/spring.factories files on the classpath.
从以下版本开始:
4.3
作者:
Phillip Webb, Sam Brannen

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
`ContextCustomizer`	`createContextCustomizer(Class<?> testClass, List<ContextConfigurationAttributes> configAttributes)`	Create a `ContextCustomizer` that should be used to customize a `ConfigurableApplicationContext` before it is refreshed.

- 方法详细资料
  - createContextCustomizer
```
@Nullable
ContextCustomizer createContextCustomizer(Class<?> testClass,
                                          List<ContextConfigurationAttributes> configAttributes)
```
    Create a ContextCustomizer that should be used to customize a ConfigurableApplicationContext before it is refreshed.
    参数:
    testClass - the test class
    configAttributes - the list of context configuration attributes for the test class, ordered bottom-up (i.e., as if we were traversing up the class hierarchy); never null or empty
    返回:
    a ContextCustomizer or null if no customizer should be used