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From Jan Høydahl <jan....@cominvent.com>
Subject Re: /suggest through SolrJ?
Date Wed, 29 Apr 2015 08:14:30 GMT
Alessandro, can you open a JIRA issue for this?

--
Jan Høydahl, search solution architect
Cominvent AS - www.cominvent.com

> 27. apr. 2015 kl. 19.22 skrev Alessandro Benedetti <benedetti.alex85@gmail.com>:
> 
> Just had the very same problem, and I confirm that currently is quite a
> mess to manage suggestions in SolrJ !
> I have to go with manual Json parsing.
> Cheers
> 
> 2015-02-02 12:17 GMT+00:00 Jan Høydahl <jan.asf@cominvent.com>:
> 
>> Using the /suggest handler wired to SuggestComponent, the
>> SpellCheckResponse objects are not populated.
>> Reason is that QueryResponse looks for a top-level element named
>> "spellcheck"
>> 
>>      else if ( "spellcheck".equals( n ) )  {
>>        _spellInfo = (NamedList<Object>) res.getVal( i );
>>        extractSpellCheckInfo( _spellInfo );
>>      }
>> 
>> Earlier the suggester was the same as the Spell component, but now with
>> its own component, suggestions are put in "suggest".
>> 
>> I think we're lacking a SuggestResponse.java for parsing suggest
>> responses..??
>> 
>> --
>> Jan Høydahl, search solution architect
>> Cominvent AS - www.cominvent.com
>> 
>>> 26. sep. 2014 kl. 07.27 skrev Clemens Wyss DEV <clemensdev@mysign.ch>:
>>> 
>>> Thx to you two.
>>> 
>>> Just in case anybody else is trying to do "this". The following SolrJ
>> code corresponds to the http request
>>> GET http://localhost:8983/solr/solrpedia/suggest?q=atmo
>>> of  "Solr in Action" (chapter 10):
>>> ...
>>> SolrServer server = new HttpSolrServer("
>> http://localhost:8983/solr/solrpedia");
>>> SolrQuery query = new SolrQuery( "atmo" );
>>> query.setRequestHandler( "/suggest" );
>>> QueryResponse queryresponse = server.query( query );
>>> ...
>>> queryresponse.getSpellCheckResponse().getSuggestions();
>>> ...
>>> 
>>> 
>>> -----Ursprüngliche Nachricht-----
>>> Von: Shawn Heisey [mailto:solr@elyograg.org]
>>> Gesendet: Donnerstag, 25. September 2014 17:37
>>> An: solr-user@lucene.apache.org
>>> Betreff: Re: /suggest through SolrJ?
>>> 
>>> On 9/25/2014 8:43 AM, Erick Erickson wrote:
>>>> You can call anything from SolrJ that you can call from a URL.
>>>> SolrJ has lots of convenience stuff to set particular parameters,
>>>> parse the response, etc... But in the end it's communicating with Solr
>>>> via a URL.
>>>> 
>>>> Take a look at something like SolrQuery for instance. It has a nice
>>>> command setFacetPrefix. Here's the entire method:
>>>> 
>>>> public SolrQuery setFacetPrefix( String field, String prefix ) {
>>>>   this.set( FacetParams.FACET_PREFIX, prefix );
>>>>   return this;
>>>> }
>>>> 
>>>> which is really
>>>>   this.set( "facet.prefix", prefix ); All it's really doing is
>>>> setting a SolrParams key/value pair which is equivalent to
>>>> &facet.prefix=blahblah on a URL.
>>>> 
>>>> As I remember, there's a "setPath" method that you can use to set the
>>>> destination for the request to "suggest" (or maybe "/suggest"). It's
>>>> something like that.
>>> 
>>> Yes, like Erick says, just use SolrQuery for most accesses to Solr on
>> arbitrary URL paths with arbitrary URL parameters.  The "set" method is how
>> you include those parameters.
>>> 
>>> The SolrQuery method Erick was talking about at the end of his email is
>> setRequestHandler(String), and you would set that to "/suggest".  Full
>> disclosure about what this method actually does: it also sets the "qt"
>>> parameter, but with the modern example Solr config, the qt parameter
>> doesn't do anything -- you must actually change the URL path on the
>> request, which this method will do if the value starts with a forward slash.
>>> 
>>> Thanks,
>>> Shawn
>>> 
>> 
>> 
> 
> 
> -- 
> --------------------------
> 
> Benedetti Alessandro
> Visiting card : http://about.me/alessandro_benedetti
> 
> "Tyger, tyger burning bright
> In the forests of the night,
> What immortal hand or eye
> Could frame thy fearful symmetry?"
> 
> William Blake - Songs of Experience -1794 England


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