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From "Mikhail Loenko (JIRA)" <j...@apache.org>
Subject [jira] Assigned: (HARMONY-1515) [classlib][beans] EventSetDescriptor(.., Method) throws IntrospectionException on Harmony end creates object on RI
Date Wed, 18 Oct 2006 06:16:38 GMT
     [ http://issues.apache.org/jira/browse/HARMONY-1515?page=all ]

Mikhail Loenko reassigned HARMONY-1515:
---------------------------------------

    Assignee: Mikhail Loenko

> [classlib][beans] EventSetDescriptor(.., Method) throws IntrospectionException on Harmony
end creates object on RI
> ------------------------------------------------------------------------------------------------------------------
>
>                 Key: HARMONY-1515
>                 URL: http://issues.apache.org/jira/browse/HARMONY-1515
>             Project: Harmony
>          Issue Type: Bug
>          Components: Classlib
>            Reporter: Vladimir Ivanov
>         Assigned To: Mikhail Loenko
>         Attachments: EventSetDescriptor.patch
>
>
> The constructors EventSetDescriptor("get", Class.class, (Method[])null, m, m))
> EventSetDescriptor("get", Class.class, null, m, m, m))
> EventSetDescriptor("get", Class.class, (MethodDescriptor[])null, m, m))
> creates objects on RI and throws IntrospectionException (NPE in the case of 3) on Harmony.
> I suggest to follow RI.
> Note, some Harmony unit test for EventSetDescriptor failed due to this issue.
> ===================== test.java =========================
> import java.beans.*; 
> import java.lang.reflect.*;
> public class test { 
>     public static void main (String[] args) throws Exception { 
>         Method m = Object.class.getMethod("notify", null);
>         try { 
>             System.out.println("res = " + new EventSetDescriptor("get", Class.class,
(Method[])null, m, m));
>         } catch (Exception e) { 
>             System.out.println("exception: " + e); 
>         } 
>         try { 
>             System.out.println("res = " + new EventSetDescriptor("get", Class.class,
null, m, m, m));
>         } catch (Exception e) { 
>             System.out.println("exception: " + e); 
>         } 
>         MethodDescriptor md = new MethodDescriptor(m);
>         try { 
>             System.out.println("res = " + new EventSetDescriptor("get", Class.class,
(MethodDescriptor[])null, m, m));
>         } catch (Exception e) { 
>             System.out.println("exception: " + e); 
>         } 
>     } 
> } 
> =====================================================
> Output:
> C:\tmp\tmp17>C:\jrockit-jdk1.5.0-windows-ia32\bin\java.exe -cp . -showversion test
> java version "1.5.0"
> Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0-b64)
> BEA WebLogic JRockit(R) (build dra-38972-20041208-2001-win-ia32, R25.0.0-75, GC: System
optimized over throughput (initial strategy singleparpar))
> res = java.beans.EventSetDescriptor@1b3615
> res = java.beans.EventSetDescriptor@1b36bc
> res = java.beans.EventSetDescriptor@1b376b
> C:\tmp\tmp17>C:\harmony\drlvm1.5\build\win_ia32_msvc_debug\deploy\jre\bin\java -Dvm.assert_dialog=false
-cp . -showversion test
> Apache Harmony Launcher : (c) Copyright 1991, 2006 The Apache Software Foundation or
its licensors, as applicable.
> java version "1.5.0"
> pre-alpha : not complete or compatible
> svn = r448446, (Sep 21 2006), Windows/ia32/msvc 1310, debug build
> http://incubator.apache.org/harmony
> exception: java.beans.IntrospectionException: notify should have a single input parameter
> exception: java.beans.IntrospectionException: notify should have a single input parameter
> exception: java.lang.NullPointerException

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