2016-09-04 10:13:48 阅读(9769)

在开发excle的通用导入导出功能，用到注解，报如下错误，包导入不进来RetentionPolicy cannot be resolved to a variableElementType cannot be resolved to a variable@Retention和@Target都能导入进来，没办法只能手动导入包了import java.lang.annotation.*或import java.lang.annotation.RetentionPolicy;import java.lang.annotation.Ele...