I believe if you avoid calling super.clone() and just build the object
yourself, that would work:
public Object clone() {
SegmentInfos a = new SegmentInfos();
// set fields of a
return a;
}
On Oct 7, 2008, at 2:20 PM, Orion Letizi wrote:
> I'm not sure. Does someone on the list know if there's a workaround
> for CDV-703?
>
> --Orion
>
>
> On Oct 7, 2008, at 11:51 AM, Paul Chan wrote:
>
>> Hi Orion,
>>
>> Yes...This looks like the problem I am seeing when I tried to
>> integrated Compass (with Lucene 2.3.2) with Terracotta. Basically
>> Lucene has a class named SegmentInfos:
>>
>> final class SegmentInfos extends Vector
>> {
>> public Object clone()
>> {
>> SegmentInfos a = (SegmentInfos)super.clone();
>> ....
>> return a;
>> }
>> }
>>
>> super.clone() always returns an object of type Vector instead of
>> SgementInfos. This explains the ClassCastExeception that I am
>> seeing. Now, Taylor Gautier from Terracotta suggested that I
>> removed the following from my tc-config.xml file:
>> <include>
>> <class-expression>*..*</class-expression>
>> </include>
>>
>> <!-- Exclude tomcat internals to improve performance of webapp
>> loading -->
>>
>>
>> <exclude>org.apache.coyote..*</exclude>
>> <exclude>org.apache.catalina..*</exclude>
>> <exclude>org.apache.jasper..*</exclude>
>> <exclude>org.apache.tomcat..*</exclude>
>>
>>
>> </instrumented-classes>
>>
>> If I remove the above configuration then I didn't get an exception
>> when I tried to insert an element into the index, but I don't think
>> anything is inserted into Terracotta though just by looking at the
>> Admin Console.
>>
>> The JIRA mentions work around or a fix...what is it?
>>
>> Thanks!
>>
>> Paul
>>
>> On Tue, Oct 7, 2008 at 2:01 PM, Orion Letizi <[EMAIL PROTECTED]>
>> wrote:
>> Paul,
>>
>> I saw your post about a ClassCastException on the Lucene mailing
>> list:
>>
>> http://mail-archives.apache.org/mod_mbox/lucene-java-user/200810.mbox/[EMAIL
>> PROTECTED]
>>
>> Alex Miller pointed out that it looks something like this:
>>
>> http://jira.terracotta.org/jira/browse/CDV-703
>>
>> Does that look like the problem you're seeing?
>>
>> Cheers,
>> Orion
>>
>>
>>
>>
>
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