com.fatwire.search.lucene
Interface AnalyzerFactory

public interface AnalyzerFactory

This is a factory for looking up Analyzers.

Field Summary

static java.lang.String

ANALYZER_FACTORY

Method Summary

org.apache.lucene.analysis.Analyzer	getAnalyserForQuery(QueryExpression ex) Returns Analyzer to be used for building lucene query from QueryExpression.
org.apache.lucene.analysis.Analyzer	getAnalyzerForIndex() Returns Analyzer for building the index.
org.apache.lucene.analysis.Analyzer	getAnalyzerForIndexRow(IndexRow row) Returns an IndexRow specific Analyzer.

Field Detail

ANALYZER_FACTORY

static final java.lang.String ANALYZER_FACTORY

See Also:

Constant Field Values

Method Detail

getAnalyserForQuery

org.apache.lucene.analysis.Analyzer getAnalyserForQuery(QueryExpression ex)

Returns Analyzer to be used for building lucene query from QueryExpression.

Parameters:

ex - QueryExpression to convert.

Returns:

Analyzer to be used.

getAnalyzerForIndex

org.apache.lucene.analysis.Analyzer getAnalyzerForIndex()

Returns Analyzer for building the index. Cannot return null. This Analyzer will be used as the default analyzer for all those documents for which AnalyzerFactory.getAnalyzerForIndexRow(IndexRow) returns null.

Returns:

Analyzer for building the index, cannot be null.

getAnalyzerForIndexRow

org.apache.lucene.analysis.Analyzer getAnalyzerForIndexRow(IndexRow row)

Returns an IndexRow specific Analyzer. Can return null, in which case, Analyzer returned by AnalyzerFactory.getAnalyzerForIndex() will be used.

Parameters:

row - input data set.

Returns:

Analyzer for the input data set.