I put up a complete example not too long ago that may help, see:

http://lucidworks.com/blog/end-to-end-payload-example-in-solr/

Best,
Erick

On Fri, Apr 24, 2015 at 6:33 AM, Dmitry Kan <solrexp...@gmail.com> wrote:
> Ahmet, exactly. As I have just illustrated with code, simultaneously with
> your reply. Thanks!
>
> On Fri, Apr 24, 2015 at 4:30 PM, Ahmet Arslan <iori...@yahoo.com.invalid>
> wrote:
>
>> Hi Dmitry,
>>
>> I think, it is activated by PayloadTermQuery.
>>
>> Ahmet
>>
>>
>>
>> On Friday, April 24, 2015 2:51 PM, Dmitry Kan <solrexp...@gmail.com>
>> wrote:
>> Hi,
>>
>>
>> Using the approach here
>> http://lucidworks.com/blog/getting-started-with-payloads/ I have
>> implemented my own PayloadSimilarity class. When debugging the code I have
>> noticed, that the scorePayload method is never called. What could be wrong?
>>
>>
>> [code]
>>
>> class PayloadSimilarity extends DefaultSimilarity {
>>     @Override
>>     public float scorePayload(int doc, int start, int end, BytesRef
>> payload) {
>>         float payloadValue = PayloadHelper.decodeFloat(payload.bytes);
>>         System.out.println("payloadValue = " + payloadValue);
>>         return payloadValue;
>>     }
>> }
>>
>> [/code]
>>
>>
>> Here is how the similarity is injected during indexing:
>>
>> [code]
>>
>> PayloadEncoder encoder = new FloatEncoder();
>> IndexWriterConfig indexWriterConfig = new
>> IndexWriterConfig(Version.LUCENE_4_10_4, new
>> PayloadAnalyzer(encoder));
>> payloadSimilarity = new PayloadSimilarity();
>> indexWriterConfig.setSimilarity(payloadSimilarity);
>> IndexWriter writer = new IndexWriter(dir, indexWriterConfig);
>>
>> [/code]
>>
>>
>> and during searching:
>>
>> [code]
>>
>> IndexReader indexReader = DirectoryReader.open(dir);
>> IndexSearcher searcher = new IndexSearcher(indexReader);
>> searcher.setSimilarity(payloadSimilarity);
>>
>> TermQuery termQuery = new TermQuery(new Term("body", "dogs"));
>> termQuery.setBoost(1.1f);
>> TopDocs topDocs = searcher.search(termQuery, 10);
>> printResults(searcher, termQuery, topDocs);
>>
>>
>> [/code]
>>
>> --
>> Dmitry Kan
>> Luke Toolbox: http://github.com/DmitryKey/luke
>> Blog: http://dmitrykan.blogspot.com
>> Twitter: http://twitter.com/dmitrykan
>> SemanticAnalyzer: www.semanticanalyzer.info
>>
>
>
>
> --
> Dmitry Kan
> Luke Toolbox: http://github.com/DmitryKey/luke
> Blog: http://dmitrykan.blogspot.com
> Twitter: http://twitter.com/dmitrykan
> SemanticAnalyzer: www.semanticanalyzer.info

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