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From "Vinod Padmanabha Iyer (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (JCS-102) JCS.getGroupKeys() always triggers a\ ClassCastException
Date Thu, 12 Nov 2015 13:00:14 GMT

    [ https://issues.apache.org/jira/browse/JCS-102?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15002033#comment-15002033
] 

Vinod Padmanabha Iyer commented on JCS-102:
-------------------------------------------

Sorry about this.. I found the mistake.. please ignore...

> JCS.getGroupKeys() always triggers a\ ClassCastException
> --------------------------------------------------------
>
>                 Key: JCS-102
>                 URL: https://issues.apache.org/jira/browse/JCS-102
>             Project: Commons JCS
>          Issue Type: Bug
>          Components: Composite Cache
>    Affects Versions: jcs-2.0-beta-1
>            Reporter: Robert Clark
>            Assignee: Thomas Vandahl
>             Fix For: jcs-2.0-beta-1
>
>
> Using SVN version build Dec 20, 2012:
> This code:
> {code:java}
> JCS<Long, String> jcs = JCS.getInstance("the region");
> jcs.getGroupKeys("the group");
> jcs.putInGroup(Long.valueOf(1), "the group", "some value");
> jcs.getGroupKeys("the group");
> {code}
> will trigger an exception on the *second* getGroupKeys() call (when there is actually
something in the cache)
> {noformat}
> Exception in thread "main" java.lang.ClassCastException: java.lang.Long cannot be cast
to org.apache.jcs.engine.control.group.GroupAttrName
>      [java] 	at org.apache.jcs.access.GroupCacheAccess.getGroupKeys(GroupCacheAccess.java:205)
>      [java] 	at my.sample.code.Main.main(Main.java:108)
> {noformat}



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