@Target({ ElementType.TYPE,ElementType.METHOD })@Retention(RetentionPolicy.RUNTIME)@Documented@Conditional(OnBeanCondition.class)public @interfaceConditionalOnBean {/** * The class types of beans that should be checked. The condition matches when beans * of all classes specified are contained in the {@link BeanFactory}. * @return the class types of beans to check */Class<?>[] value()default {};/** * The class type names of beans that should be checked. The condition matches when * beans of all classes specified are contained in the {@link BeanFactory}. * @return the class type names of beans to check */String[] type()default {};/** * The annotation type decorating a bean that should be checked. The condition matches * when all the annotations specified are defined on beans in the {@link BeanFactory}. * @return the class-level annotation types to check */Class<? extends Annotation>[] annotation()default {};/** * The names of beans to check. The condition matches when all the bean names * specified are contained in the {@link BeanFactory}. * @return the names of beans to check */String[] name()default {};/** * Strategy to decide if the application context hierarchy (parent contexts) should be * considered. * @return the search strategy */SearchStrategysearch()defaultSearchStrategy.ALL;/** * Additional classes that may contain the specified bean types within their generic * parameters. For example, an annotation declaring {@code value=Name.class} and * {@code parameterizedContainer=NameRegistration.class} would detect both * {@code Name} and {@code NameRegistration<Name>}. * @return the container types * @since 2.1.0 */Class<?>[] parameterizedContainer()default {};}