ConditionalOnResource (Spring Boot API)

@Target({TYPE,METHOD})
@Retention(RUNTIME)
@Documented
@Conditional(org.springframework.boot.autoconfigure.condition.OnResourceCondition.class)
public @interface ConditionalOnResource

Conditional that only matches when the specified resources are on the classpath.

- 可选元素概要
  可选元素
  修饰符和类型可选元素说明
  String[] resources
  The resources that must be present.

- 元素详细资料
  - resources
```
String[] resources
```
    The resources that must be present.
    返回:
    the resource paths that must be present.
    默认值:
    {}