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From "Jimmy Shi (JIRA)" <j...@apache.org>
Subject [jira] Created: (COLLECTIONS-346) SetUniqueList.decorate throws exceptions that is not documented
Date Tue, 24 Nov 2009 23:19:39 GMT
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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