org.springframework.beans.factory.BeanDefinitionStoreException: Invalid bean definition with name 'xxxMapper' defined in file [D:\.......\mapper\xxxMapper.class]: Invalid value type for attrib
目录一、Set(集合)1.1 Set 的基本特性1.2 创建 Set1.3 Set 的常用方法(1)set.add(value)(2)set.has(value)(3)set.delete(value)(4)set.clear()(5࿰