> i need to create a map having properties both insertion order
> and week reference.
> can i use
>
> Map map = new LinkedHashMap(new WeakHashMap());
No. That just gives you a LinkedHashMap containing the contents of
the empty WeakHashMap.
You will need to make a composite map yourself.
You might be able to use the commons collections classes, e.g.,
LinkedMap and TransformedMap.
/L

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