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Date: Wed, 23 Apr 2008 04:53:21 -0700 (PDT)
From: "Alexey Varlamov (JIRA)" <jira@apache.org>
To: commits@harmony.apache.org
Subject: [jira] Resolved: (HARMONY-5780) [drlvm][kernel] NPE in
 ParameterizedTypeImpl.equals
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     [ https://issues.apache.org/jira/browse/HARMONY-5780?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Alexey Varlamov resolved HARMONY-5780.
--------------------------------------

       Resolution: Fixed
    Fix Version/s: 5.0M6

Fixed at revision: 650838.


> [drlvm][kernel] NPE in ParameterizedTypeImpl.equals
> ---------------------------------------------------
>
>                 Key: HARMONY-5780
>                 URL: https://issues.apache.org/jira/browse/HARMONY-5780
>             Project: Harmony
>          Issue Type: Bug
>          Components: App-Oriented Bug Reports, DRLVM
>            Reporter: Davanum Srinivas
>            Assignee: Alexey Varlamov
>             Fix For: 5.0M6
>
>
> This problem causes a failure in axis2 jaxbri maven module test case.
> ============== Diagnostic Patch =============
> Index: vm/vmcore/src/kernel_classes/javasrc/org/apache/harmony/lang/reflect/implementation/ParameterizedTypeImpl.java
> ===================================================================
> --- vm/vmcore/src/kernel_classes/javasrc/org/apache/harmony/lang/reflect/implementation/ParameterizedTypeImpl.java      (revision 650806)
> +++ vm/vmcore/src/kernel_classes/javasrc/org/apache/harmony/lang/reflect/implementation/ParameterizedTypeImpl.java      (working copy)
> @@ -48,6 +48,12 @@
>                  return false;
>              }
>          }
> +        System.out.println("equals 1: " + rawType);
> +        System.out.println("equals 2: " + typeOwner);
> +        System.out.println("equals 3: " + other);
> +        System.out.println("equals 4: " + ((ParameterizedType)other).getRawType());
> +        System.out.println("equals 5: " + ((ParameterizedType)other).getOwnerType());
> +
>          return rawType.equals(((ParameterizedType)other).getRawType()) && typeOwner.equals(((ParameterizedType)other).getOwnerType());
>      }
> @@ -102,4 +108,4 @@
>          }
>          return sb.toString();
>      }
> -}
> \ No newline at end of file
> +}
> ===================== Stack Trace ========================
> [dims@dims-desktop test]$java -cp . Main
> equals 1: class JAXBElement
> equals 2: null
> equals 3: JAXBElement<CalendarStringArray>
> equals 4: class JAXBElement
> equals 5: null
> Uncaught exception in main:
> java.lang.NullPointerException
>         at org.apache.harmony.lang.reflect.implementation.ParameterizedTypeImpl.equals(ParameterizedTypeImpl.java:57)
>         at Main.main(Main.java:24)
> ========================= Test Case =======================
> import java.lang.reflect.Method;
> import java.lang.reflect.Type;
> public class Main {
>     public static void main(String[] args) throws Exception {
>         Method[] methods = CalendarStringArray.class.getDeclaredMethods();
>         for (int i = 0; i < methods.length; i++) {
>             Method method = methods[i];
>             for (int j = 0; j < methods.length; j++) {
>                 Method method2 = methods[j];
>                 Type[] types = method.getGenericParameterTypes();
>                 if (types.length <= 0)
>                     continue;
>                 Type parameterType = types[0];
>                 Type returnType = method2.getGenericReturnType();
>                 if (parameterType.equals(returnType)) {
>                     System.out.println(" Method : " + method.getName() + " Method2 : " + method2.getName());
>                     System.out.println(" Type : " + parameterType);
>                 }
>             }
>         }
>     }
> }
> class JAXBElement<T> {
> }
> class CalendarStringArray {
>     protected JAXBElement<CalendarStringArray> calendarStringArray;
>     public JAXBElement<CalendarStringArray> getCalendarStringArray() {
>         return calendarStringArray;
>     }
>     public void setCalendarStringArray(JAXBElement<CalendarStringArray> value) {
>         this.calendarStringArray = ((JAXBElement<CalendarStringArray>) value);
>     }
> }

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