To the best of my knowledge you are spot on with everything you say,
except that the component to parse the strings doesn't exist. I
suspect that a contribution to add that to StandardQueryParser might
well be accepted.
--
Ian.
On Wed, Feb 11, 2015 at 4:21 AM, Jon Stewart
<j...@lightboxtechnologies.com> wrote:
> Hello,
>
> I've done a lot of googling, but haven't stumbled upon the magic
> answer: how does one use StandardQueryParser with numeric fields
> representing timestamps, to allow for range queries?
>
> When indexing, my timestamp fields are ISO 8601 strings. I'm parsing
> them and then storing the milliseconds epoch time as a long, i.e.:
>
> doc.add(new LongField("created", ts.getMillis(), Field.Store.NO));
>
> From reading around, this seems to be the preferred method to index a
> timestamp (makes sense). However, how can you get StandardQueryParser
> to handle a query like "created:[2010-01-01 TO 2014-12-31]"?
>
> For other numeric fields, StandardQueryParser.setNumericConfigMap() is
> working just fine for me. It would seem that the "created" field would
> have to be part of this map in order to execute the range query
> properly, but that there must also be a component to parse the
> date/time strings in the query and convert them to long values, right?
>
> Thanks in advance,
>
> Jon
>
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