/**
* Factory method to create a SetList using the supplied list to retain order.
* <p>
* If the list contains duplicates, these are removed (first indexed one kept).
* A <code>HashSet</code> is used for the set behaviour.
*
* @param list the list to decorate, must not be null
* @throws IllegalArgumentException if list is null
*/
public static SetUniqueList decorate(java.util.List <Object> list)
{
if (list == null)
{
throw new java.lang.IllegalArgumentException("List must not be null");
}
if (list.isEmpty())
{
return(new SetUniqueList(list, new java.util.HashSet <Object>()));
}
else
{
java.util.List <Object> temp = new java.util.ArrayList <Object>(list);
list.clear();
SetUniqueList sl = new SetUniqueList(list, new java.util.HashSet <Object>());
sl.addAll(temp);
return(sl);
}
}
/**
* Factory method to create a SetList using the supplied list to retain order.
* <p>
* If the list contains duplicates, these are removed (first indexed one kept).
* A <code>HashSet</code> is used for the set behaviour.
*
* @param list the list to decorate, must not be null
* @throws IllegalArgumentException if list is null
*/
public static SetUniqueList decorate(java.util.List<Object> list)
{
if (list == null)
{
throw new java.lang.IllegalArgumentException("List must not be null");
}
if (list.isEmpty())
{
return new SetUniqueList(list, new java.util.HashSet<Object>());
}
else
{
java.util.List<Object> temp = new java.util.ArrayList<Object>(list);
list.clear();
SetUniqueList sl = new SetUniqueList(list, new java.util.HashSet<Object>());
sl.addAll(temp);
return sl;
}
}
