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From "Maxim Makarov (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HARMONY-1854) [drlvm][unit] WeakReference has not been garbage collected using JET
Date Fri, 13 Oct 2006 09:54:36 GMT
     [ http://issues.apache.org/jira/browse/HARMONY-1854?page=all ]

Maxim Makarov updated HARMONY-1854:
-----------------------------------

    Attachment: patch.txt

> [drlvm][unit] WeakReference has not been  garbage collected using JET
> ---------------------------------------------------------------------
>
>                 Key: HARMONY-1854
>                 URL: http://issues.apache.org/jira/browse/HARMONY-1854
>             Project: Harmony
>          Issue Type: Bug
>          Components: DRLVM
>            Reporter: Maxim Makarov
>         Attachments: patch.txt
>
>
> Problem details:
>     WeakReference has not been garbage collected using JET
>   
> Code for reproducing:
> import java.lang.ref.WeakReference;
> public class Test extends junit.framework.TestCase {
>     public  void testTest() {
>     try {
>         Object pos = new Object();
>         WeakReference  wr = new WeakReference(pos);
>        for (int i = 0; i < 5; i++) {
>                 System.gc();
>        }
>        System.out.println(wr.get());
>        assertNull("Position object hasn't been garbage collected", wr.get());
>      }catch(Exception e){ 
>      } 
>    }
> }       
> Output on RI:
> ----------------
> Note: Test.java uses unchecked or unsafe operations.
> Note: Recompile with -Xlint:unchecked for details.
> On RI
> .null
> Time: 0.203
> OK (1 test)
> On Harmony:
> ---------------
> 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 = r454528, (Oct 12 2006), Windows/ia32/msvc 1310, release build
> http://incubator.apache.org/harmony
> .java.lang.Object@2061ca2c
> F
> Time: 0.031
> There was 1 failure:
> 1) testTest(Test)junit.framework.AssertionFailedError: Position object hasn't
> been garbage collected
>         at Test.testTest(Test.java:36)
>         at java.lang.reflect.VMReflection.invokeMethod(Native Method)
> FAILURES!!!
> Tests run: 1,  Failures: 1,  Errors: 0

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