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List:       lucene-user
Subject:    Re: help with boolean expression
From:       Erik Hatcher <erik () ehatchersolutions ! com>
Date:       2005-03-03 18:49:46
Message-ID: 4b245ba2aba44c26d3a50ba484867a86 () ehatchersolutions ! com
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On Mar 3, 2005, at 1:32 PM, Doug Cutting wrote:
> Daniel Naber wrote:
>> On Wednesday 02 March 2005 12:25, Erik Hatcher wrote:
>>> I agree that the current behavior is awkward.  Is it worth breaking
>>> backwards compatibility to correct this with the patch applied?
>> I'd vote for fixing this as long as the current QueryParser is still 
>> available in Lucene core, maybe as OldQueryParser or 
>> NoPrecedenceQueryParser. It's surely better to fix it for 2.0 than 
>> for 2.x.
>
> +1.  Fixing operator precedence seems to me like an acceptable 
> incompatibility.  The change needs to be well documented in release 
> notes, and the old QueryParser should be available, deprecated, for a 
> time for back-compatibility.

Ok, since I'm now deep into JavaCC for a consulting project, I will 
attempt this change at some point in the near future.  It's actually 
not too hard.  If someone wants to beat me to it feel free.

	Erik


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