com.fatwire.cs.core.search.query

Interface QueryConverter<T>

public interface QueryConverter<T>

A interface that converts a QueryExpression to an appropriate native query representation specific to a SearchEngine implementation.

Method Summary

Modifier and Type	Method and Description
T	getNativeForm(QueryExpression qe, List<String> sources) Generates native form query representation from given QueryExpression for specified index sources
void	setIndexSourceConfig(IndexSourceConfig config) Set the IndexSourceConfig information
void	setSearchEngineMetadata(SearchEngineMetadata md) Sets the search engine metadata for this instance.

Method Detail

setIndexSourceConfig

void setIndexSourceConfig(IndexSourceConfig config)

Set the IndexSourceConfig information

Parameters:

config - IndexSourceConfig to be set into the QueryConverter

setSearchEngineMetadata

void setSearchEngineMetadata(SearchEngineMetadata md)

Sets the search engine metadata for this instance.

Parameters:

md - SearchEngineMetadata for use in converting QueryExpression to native form.

getNativeForm

T getNativeForm(QueryExpression qe,
                List<String> sources)
         throws QueryConversionException

Generates native form query representation from given QueryExpression for specified index sources

Parameters:

qe - QueryExpression to be converted to native form.

sources - names of IndexSources the QueryExpression is to apply.

Returns:

Native form of query

Throws:

QueryConversionException - if the specified expression cannot be converted into meaningful native form.