问题：eclipse&myeclipse 生成jar包后,spring无法扫描到bean定义

在使用getbean或者扫包时注入bean失败，但在IDE里是可以正常运行的？

原因：导出jar未将目录一起导出。

解决方法：将代码目录一起导出：一定要勾选 Add directory enttries

 

区别：

代码结构：

未勾选，导出内容为：

META-INF/MANIFEST.MF  
com/wang/util/DateStyle.class  
com/wang/util/PropertiesUtil$1.class  
com/wang/util/PropertiesUtil.class  
com/wang/util/Week.class  
com/wang/util/DateUtil.class  
com/wang/vo/request/hotel/test/PopularCityRequest.class  
com/wang/vo/request/hotel/test/EconomicsRequest.class  
com/wang/vo/request/hotel/test/HotelProductVouchRequest.class  
com/wang/vo/request/hotel/test/QueryOrderListRequest.class  
com/wang/vo/request/hotel/test/HotelListQueryRequest.class  
com/wang/vo/request/hotel/test/RoomReserveRequest.class  
com/wang/vo/request/hotel/test/HotelOneQueryRequest.class  
com/wang/vo/request/hotel/test/HotelBrandRequest.class

勾选，导出内容为：

META-INF/MANIFEST.MF  
com/  
com/wang/  
com/wang/util/  
com/wang/util/DateStyle.class  
com/wang/util/PropertiesUtil$1.class  
com/wang/util/PropertiesUtil.class  
com/wang/util/Week.class  
com/wang/util/DateUtil.class  
com/wang/vo/  
com/wang/vo/request/  
com/wang/vo/request/hotel/  
com/wang/vo/request/hotel/test/  
com/wang/vo/request/hotel/test/PopularCityRequest.class  
com/wang/vo/request/hotel/test/EconomicsRequest.class  
com/wang/vo/request/hotel/test/HotelProductVouchRequest.class  
com/wang/vo/request/hotel/test/QueryOrderListRequest.class  
com/wang/vo/request/hotel/test/HotelListQueryRequest.class  
com/wang/vo/request/hotel/test/RoomReserveRequest.class  
com/wang/vo/request/hotel/test/HotelOneQueryRequest.class  
com/wang/vo/request/hotel/test/HotelBrandRequest.class