[jira] Commented: (COLLECTIONS-346) SetUniqueList.decorate throws exceptions that is not documented

["Valentin Rocher (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/COLLECTIONS-346?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12828357#action_12828357 ] 

Valentin Rocher commented on COLLECTIONS-346:
---------------------------------------------

I think a simple add in the javadoc would prevent this issue, as the comportement seems legal (but not documented)

> SetUniqueList.decorate throws exceptions that is not documented
> ---------------------------------------------------------------
>
>                 Key: COLLECTIONS-346
>                 URL: https://issues.apache.org/jira/browse/COLLECTIONS-346
>             Project: Commons Collections
>          Issue Type: Bug
>          Components: List
>    Affects Versions: 3.2
>            Reporter: Jimmy Shi
>
> public static void main(String[] args) {
>         List<String> testList=Arrays.asList("a","b","c","a","b","c","e");
>         SetUniqueList decoratedList = SetUniqueList.decorate(testList);
>         System.out.println(decoratedList);
>     }
>  
> throws below exception:
> Exception in thread "main" java.lang.UnsupportedOperationException
> 	at java.util.AbstractList.remove(AbstractList.java:172)
> 	at java.util.AbstractList$Itr.remove(AbstractList.java:437)
> 	at java.util.AbstractList.removeRange(AbstractList.java:662)
> 	at java.util.AbstractList.clear(AbstractList.java:258)
> 	at org.apache.commons.collections.list.SetUniqueList.decorate(SetUniqueList.java:80)
> caused by the list to decorate is unmodifiable.

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