JaSynonymBaseFormFilter
のファクトリクラス。
<fieldType name="text_ipadic" class="solr.TextField" positionIncrementGap="100">
<analyzer>
<charFilter class="solr.MappingCharFilterFactory" mapping="mapping-charwidth.txt"/>
<charFilter class="solr.JapaneseIterationMarkCharFilterFactory" normalizeKanji="true" normalizeKana="true"/>
<!-- synonymMode can be set one of off(default), override or fusion -->
<tokenizer class="com.rondhuit.solr.analysis.morpho.JaSynonymTokenizerFactory"
dir="${dicDir}/ipadic" type="ipadic" wCostFactor="0.5" cCostFactor="0.5"
aggressiveUnknown="true" synonymMode="fusion" synonyms="synonyms.txt"/>
<filter class="com.rondhuit.solr.analysis.morpho.JaSynonymPOSStopFilterFactory" tags="stopposs-ipadic.txt"/>
<filter class="com.rondhuit.solr.analysis.morpho.JaSynonymBaseFormFilterFactory"/>
<filter class="solr.JapaneseKatakanaStemFilterFactory" minimumLength="4"/>
<filter class="solr.LowerCaseFilterFactory"/>
</analyzer>
</fieldType>