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Date: Sat, 7 Mar 2015 19:11:37 +0200
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Subject: Re: Using French Analyzer
From: Itamar Syn-Hershko <itamar@code972.com>
To: user@lucenenet.apache.org
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I'm going to suggest you wait for 4.8.0, Analyzers provided with that
release will work properly.

--

Itamar Syn-Hershko
http://code972.com | @synhershko <https://twitter.com/synhershko>
Freelance Developer & Consultant
Lucene.NET committer and PMC member

On Thu, Mar 5, 2015 at 8:36 PM, Shubhanshu Pathak <
shubhanshupathak30@gmail.com> wrote:

> Dear Group Members,
>
> I am using Lucene.Net 3.0.3
>
> In one of my projects I have to do language based analysis.
>
> When I was trying to use already in place analyzer for the French language
> FrenchAnalyzer, I came to know the fact that internally it uses
> FrenchStemFilter.
> The documentation of this Filter says that "Don't use me" -
>
>        This stemmer does not implement the Snowball algorithm correctly,
>
>         especially involving case problems.
> It is recommended that you consider using the "French" stemmer in the
>         snowball package instead.
> This stemmer will likely be deprecated in a future release.
>
> This means I should not use this Analyzer.
>
> Then I tried using on SnowballAnalyzer. It provides me a way to do
> linguistic
> analysis through
>
> Analyzer analyzer = new SnowballAnalyzer(Version.LUCENE_30, "French");
>
> Now when I look at the code of the SnowballAnalyzer -
>
> In it's constructor it invokes a method
>
> SetOverridesTokenStreamMethod<SnowballAnalyzer>();
>
> of the base class Analyzer.
> This method is already marked as obsolete.
>
> [Obsolete("This is only present to preserve back-compat of classes that
> subclass a core analyzer and override tokenStream but not
> reusableTokenStream ")]
> protected internal virtual void SetOverridesTokenStreamMethod<TClass>()
>
> This means we can not use the SnowballAnalyzer as well for a long run.
>
>
> So kindly let me know how to achieve the linguistic analysis in such cases
> apart from building our own Analyzer.
>
> Thanks & Regards,
> Shubhanshu
>

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