harmony-commits mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Kevin Zhou (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HARMONY-6038) [classlib] [beans] java.beans.Introspector.getBeanInfo doesn't works well and throws NPE
Date Wed, 10 Dec 2008 02:46:44 GMT

     [ https://issues.apache.org/jira/browse/HARMONY-6038?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Kevin Zhou updated HARMONY-6038:
--------------------------------

    Attachment:     (was: HARMONY-6038.diff)

> [classlib] [beans] java.beans.Introspector.getBeanInfo doesn't works well and throws
NPE
> ----------------------------------------------------------------------------------------
>
>                 Key: HARMONY-6038
>                 URL: https://issues.apache.org/jira/browse/HARMONY-6038
>             Project: Harmony
>          Issue Type: Bug
>          Components: Classlib
>    Affects Versions: 5.0M8
>            Reporter: Kevin Zhou
>             Fix For: 5.0M9
>
>         Attachments: HARMONY-6038.diff
>
>   Original Estimate: 24h
>  Remaining Estimate: 24h
>
> Conduct the given a test case [1] below on RI and HARMONY.
> RI works well, while HARMONY will throw a NullPointerException [2]. 
> The exception is throw in StandardBeanInfo during the merging of properties from MockParent
ang MockChild classes.
> [1] Test Case
> public class IntrospectorTest extends TestCase {
>     public static class MockParent {
>         public void setValue(int v) {
>             // do nothing
>         }
>         public void setValue(int v, String s) {
>             // do nothing
>         }
>     }
>     public static class MockChild extends MockParent {
>         public void setValue(int v) {
>             // do nothing
>         }
>     }
>     public void test_Introspector() throws Exception {
>         BeanInfo beanInfo = Introspector.getBeanInfo(MockChild.class);
>     }
> }
> [2] NPE Stack Trace:
> java.lang.NullPointerException
> 	at java.beans.StandardBeanInfo.mergeProps(StandardBeanInfo.java:295)
> 	at java.beans.StandardBeanInfo.mergeBeanInfo(StandardBeanInfo.java:209)
> 	at java.beans.Introspector.getBeanInfoImpl(Introspector.java:282)
> 	at java.beans.Introspector.getBeanInfoImplAndInit(Introspector.java:347)
> 	at java.beans.Introspector.getBeanInfo(Introspector.java:162)
> 	at IntrospectorTest.test_MockObject(IntrospectorTest.java:27)

-- 
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.


Mime
View raw message