@EnableJpaRepositories @Repository @NoRepositoryBean 这三个注解有什么用? - V2EX
reidxx
V2EX    Java

@EnableJpaRepositories @Repository @NoRepositoryBean 这三个注解有什么用?

  •  
  •   reidxx Nov 26, 2019 4401 views
    This topic created in 2358 days ago, the information mentioned may be changed or developed.
    RT,不明白这几个注解有什么用处,我工作中都没用过,也能正常使用 repository 接口。
    有没有大佬给解答一下?
    C90
        1
    C90  
       Nov 26, 2019
    谷歌一下,我看你还是百度一下吧,很难吗?
    xuwei0056
        2
    xuwei0056  
       Nov 26, 2019
    点进去,看源码注释。 @EnableJpaRepositories 是在配置类上的注解,主要用来定义扫描 Repository 的包。 @NoRepositoryBean 作用在类上,在扫描包中的类可以被排除,spring 扫描时将不认为他是一个 RepositoryBean
    reidxx
        3
    reidxx  
    OP
       Nov 26, 2019
    @xuwei0056 #2 我知道是这样用,但不明白的是这样用有什么作用,因为不用这些注解也能正常工作
    reidxx
        4
    reidxx  
    OP
       Nov 26, 2019
    @C90 #1 呵呵,你很牛噢
    misaka19000
        5
    misaka19000  
       Nov 26, 2019
    这种东西看下文档很难吗,V 站像楼主这样的伸手党还是满少见的
    passerbytiny
        6
    passerbytiny  
       Nov 26, 2019
    @reidxx #4 我原本是想告诉你为啥不用这些注解也能正常工作,但看了你 4 楼的回复,不想说了。
    johnniang
        7
    johnniang  
       Nov 26, 2019 via Android
    如果你有一个公共的 CommonRepository 接口,内部包含一些自定义的公共方法声明,其他 Repository 需要继承它,那么就需要将它用 @NoRepositoryBean 注解掉,否则 JPA 扫描的时候,会因为没有对应的 Entity 报错。
    xuwei0056
        8
    xuwei0056  
       Nov 26, 2019
    楼主有点流弊,哈哈
    About     Help     Advertise     Blog     API     FAQ     Solana     998 Online   Highest 6679       Select Language
    创意工作者们的社区
    World is powered by solitude
    VERSION: 3.9.8.5 41ms UTC 22:03 PVG 06:03 LAX 15:03 JFK 18:03
    Do have faith in what you're doing.
    ubao msn snddm index pchome yahoo rakuten mypaper meadowduck bidyahoo youbao zxmzxm asda bnvcg cvbfg dfscv mmhjk xxddc yybgb zznbn ccubao uaitu acv GXCV ET GDG YH FG BCVB FJFH CBRE CBC GDG ET54 WRWR RWER WREW WRWER RWER SDG EW SF DSFSF fbbs ubao fhd dfg ewr dg df ewwr ewwr et ruyut utut dfg fgd gdfgt etg dfgt dfgd ert4 gd fgg wr 235 wer3 we vsdf sdf gdf ert xcv sdf rwer hfd dfg cvb rwf afb dfh jgh bmn lgh rty gfds cxv xcv xcs vdas fdf fgd cv sdf tert sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf sdf shasha9178 shasha9178 shasha9178 shasha9178 shasha9178 liflif2 liflif2 liflif2 liflif2 liflif2 liblib3 liblib3 liblib3 liblib3 liblib3 zhazha444 zhazha444 zhazha444 zhazha444 zhazha444 dende5 dende denden denden2 denden21 fenfen9 fenf619 fen619 fenfe9 fe619 sdf sdf sdf sdf sdf zhazh90 zhazh0 zhaa50 zha90 zh590 zho zhoz zhozh zhozho zhozho2 lislis lls95 lili95 lils5 liss9 sdf0ty987 sdft876 sdft9876 sdf09876 sd0t9876 sdf0ty98 sdf0976 sdf0ty986 sdf0ty96 sdf0t76 sdf0876 df0ty98 sf0t876 sd0ty76 sdy76 sdf76 sdf0t76 sdf0ty9 sdf0ty98 sdf0ty987 sdf0ty98 sdf6676 sdf876 sd876 sd876 sdf6 sdf6 sdf9876 sdf0t sdf06 sdf0ty9776 sdf0ty9776 sdf0ty76 sdf8876 sdf0t sd6 sdf06 s688876 sd688 sdf86