| 发表于:2007-07-03 11:44:37 楼主 |
我的会话bean程序片段如下: context initialcontext = new initialcontext(); userslocalhome = (userslocalhome)initialcontext.lookup( "java:comp/env/ejb/users "); ejb-jar.xml片段如下: <ejb-local-ref id= "ejblocalref_1183369434750 "> <ejb-ref-name> ejb/users </ejb-ref-name> <ejb-ref-type> entity </ejb-ref-type> <local-home> pingtai.userslocalhome </local-home> <local> pingtai.userslocal </local> <ejb-link> users </ejb-link> </ejb-local-ref> 还有,我用userslocalhome = (userslocalhome)initialcontext.lookup( "local:ejb/ejb/pingtai/userslocalhome ")能够成功,但是在调用findbyprimarykey()时又报java.lang.nullpointerexception错误,所以我就用comp/env试一下,但是又报javax.naming.namenotfoundexception错误,真的不知道该怎么办了! |
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