Re: More than one ordering for in memory sort

From: Andrus Adamchik (andru..bjectstyle.org)
Date: Mon Dec 10 2007 - 12:31:51 EST

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    You should use a static Ordering method that takes a list of orderings:

         Ordering.orderList(List<?> objects, List<Comparator<Object>>
    orderings)

    Andrus

    On Dec 10, 2007, at 7:21 PM, Kevin Menard wrote:

    > I'm not sure how you'd go about it this way, but you can add any
    > number of
    > Orderings to a SelectQuery. If the objects are already cached, you
    > shouldn't really see a performance hit. I've not tried it myself,
    > however.
    >
    > --
    > Kevin
    >
    > On 12/10/07 11:53 AM, "Alexander Lamb (dev)" <alam..ac.com> wrote:
    >
    >> Hello List,
    >>
    >> I am sorting a to-many list in memory:
    >>
    >> List<RegistryEnrollment> re = getEnrollments();
    >> Ordering ordering = new Ordering("year", true);
    >> ordering.orderList(re);
    >> return re;
    >>
    >> But I would like to add a second sort criteria (month after year)
    >>
    >> I found there were expressions, but no example for formatting them.
    >>
    >> Thanks,
    >>
    >> Alex
    >>
    >> --
    >> Alexander Lamb
    >> alam..ac.com
    >
    >

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