RE: ObjectStore help ...

From: Andrus Adamchik (andru..bjectstyle.org)
Date: Wed May 25 2005 - 16:45:14 EDT

  • Next message: Cris Daniluk: "Re: ObjectStore help ..."

    I think this is the best thing we can do here.

    Andrus

    > I modified nullSafeEquals to look like:
    >
    > public static boolean nullSafeEquals(Object obj1, Object obj2)
    > {
    > if (obj1 == null && obj2 == null)
    > return true;
    > else if (obj1 != null)
    > {
    > // Arrays must be handled differently, since equals() does
    > // an == and ignores equivalence
    > if (obj1.getClass().isArray() == false) {
    > return obj1.equals(obj2);
    > }
    > else { // It is an array, so compare the contents
    > EqualsBuilder builder = new EqualsBuilder();
    > builder.append(obj1, obj2);
    > return builder.isEquals();
    > }
    > }
    > else
    > return false;
    > }
    >
    >
    > Any thoughts on this? It is currently working in my test application
    > (no more redundant UPDATEs). I tried to put the common case (non-binary
    > byte arrays) first and only do my stuff last ...
    >
    > Thanks,
    >
    > /dev/mrg
    >
    >
    >
    > -----Original Message-----
    > From: Cris Daniluk [mailto:cris.danilu..mail.com]
    > Sent: Wednesday, May 25, 2005 3:32 PM
    > To: cayenne-deve..bjectstyle.org
    > Subject: Re: ObjectStore help ...
    >
    >
    >> I guess we need to change Util.nullSafeEquals() to make it similar to
    >> ObjectId.equals that does "deep" comparison of primitive arrays. The
    >> question is how to do it without too much overhead as "nullSafeEquals"
    > is
    >> used all over the place.
    >>
    >> Andrus
    >>
    > nullSafeEquals is used all over the place, but in general, primitive
    > arrays are not. Shouldn't be a big impact, should it?
    >
    > Cris



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