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From Ted Yu <yuzhih...@gmail.com>
Subject Re: Custom filter comparator
Date Mon, 06 Jan 2014 16:58:36 GMT
You're looking at HBase 0.96, right ?

What described is the standard way of serializing comparator using
protobuf. This is to facilitate your expanding what may be included in the
comparison in the future.


On Mon, Jan 6, 2014 at 8:12 AM, Kristopher Kane <kkane.list@gmail.com>wrote:

> I have two qualifiers that contain latitude and longitude longs.  I wish to
> write a filter comparator that will look at these two qualifiers and
> determine if they exist within a supplied bounding box. - This will compare
> four longs passed in as min/max values against what is found in the
> qualifiers.
> Looking at the built-in comparators like RegexStringComparator and
> BinaryComparator, it looks like I must extend ByteArrayComparable and then
> create a ComparatorProtos for my custom comparator.
> I understand extending ByteArrayComparable but a custom ComparatorProtos to
> facilitate ByteArrayComparable.parseFrom is a bit much to just look at a
> couple of longs.
> Are the above steps the right approach to for this kind of work or am I
> missing something?
> Thanks,
> -Kris

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