CacheAspectSupport.java 文件源码

/**
 * Return a bean with the specified name and type. Used to resolve services that are referenced by name in a
 * {@link CacheOperation}.
 * 
 * @param beanName the name of the bean, as defined by the operation
 * @param expectedType type type for the bean
 * @return the bean matching that name
 * @throws org.springframework.beans.factory.NoSuchBeanDefinitionException if such bean does not exist
 * @see CacheOperation#keyGenerator
 * @see CacheOperation#cacheManager
 * @see CacheOperation#cacheResolver
 */
protected <T> T getBean(String beanName, Class<T> expectedType) {
  return BeanFactoryAnnotationUtils.qualifiedBeanOfType(applicationContext, expectedType, beanName);
}