com.browseengine.bobo.facets.impl
Class SimpleGroupbyFacetHandler

java.lang.Object
  com.browseengine.bobo.facets.FacetHandler<FacetHandler.FacetDataNone>
      com.browseengine.bobo.facets.impl.SimpleGroupbyFacetHandler

public class SimpleGroupbyFacetHandler
extends FacetHandler<FacetHandler.FacetDataNone>

Nested Class Summary

Nested classes/interfaces inherited from class com.browseengine.bobo.facets.FacetHandler

FacetHandler.FacetDataNone, FacetHandler.TermCountSize

Field Summary

Fields inherited from class com.browseengine.bobo.facets.FacetHandler

_name

Constructor Summary

SimpleGroupbyFacetHandler(String name, LinkedHashSet<String> dependsOn)

SimpleGroupbyFacetHandler(String name, LinkedHashSet<String> dependsOn, String separator)

Method Summary

RandomAccessFilter	buildRandomAccessFilter(String value, Properties selectionProperty)
DocComparatorSource	getDocComparatorSource() builds a comparator to determine how sorting is done
FacetCountCollectorSource	getFacetCountCollectorSource(BrowseSelection sel, FacetSpec fspec) Gets a FacetCountCollector
String[]	getFieldValues(BoboIndexReader reader, int id) Gets the field value
Object[]	getRawFieldValues(BoboIndexReader reader, int id)
FacetHandler.FacetDataNone	load(BoboIndexReader reader) Load information from an index reader, initialized by BoboIndexReader

Methods inherited from class com.browseengine.bobo.facets.FacetHandler

buildFilter, buildRandomAccessAndFilter, buildRandomAccessOrFilter, clone, getDependedFacetHandler, getDependsOn, getFacetData, getFieldValue, getName, getTermCountSize, load, loadFacetData, loadFacetData, merge, putDependedFacetHandler, setTermCountSize, setTermCountSize

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SimpleGroupbyFacetHandler

public SimpleGroupbyFacetHandler(String name,
                                 LinkedHashSet<String> dependsOn,
                                 String separator)

SimpleGroupbyFacetHandler

public SimpleGroupbyFacetHandler(String name,
                                 LinkedHashSet<String> dependsOn)

Method Detail

buildRandomAccessFilter

public RandomAccessFilter buildRandomAccessFilter(String value,
                                                  Properties selectionProperty)
                                           throws IOException

Specified by:

buildRandomAccessFilter in class FacetHandler<FacetHandler.FacetDataNone>

Throws:

IOException

getFacetCountCollectorSource

public FacetCountCollectorSource getFacetCountCollectorSource(BrowseSelection sel,
                                                              FacetSpec fspec)

Description copied from class: FacetHandler

Gets a FacetCountCollector

Specified by:

getFacetCountCollectorSource in class FacetHandler<FacetHandler.FacetDataNone>

Parameters:

sel - selection

fspec - facetSpec

Returns:

a FacetCountCollector

getFieldValues

public String[] getFieldValues(BoboIndexReader reader,
                               int id)

Description copied from class: FacetHandler

Gets the field value

Specified by:

getFieldValues in class FacetHandler<FacetHandler.FacetDataNone>

Parameters:

reader - index reader

id - doc

Returns:

array of field values

See Also:

FacetHandler.getFieldValue(BoboIndexReader,int)

getRawFieldValues

public Object[] getRawFieldValues(BoboIndexReader reader,
                                  int id)

Overrides:

getRawFieldValues in class FacetHandler<FacetHandler.FacetDataNone>

getDocComparatorSource

public DocComparatorSource getDocComparatorSource()

Description copied from class: FacetHandler

builds a comparator to determine how sorting is done

Specified by:

getDocComparatorSource in class FacetHandler<FacetHandler.FacetDataNone>

Returns:

a sort comparator

load

public FacetHandler.FacetDataNone load(BoboIndexReader reader)
                                throws IOException

Description copied from class: FacetHandler

Load information from an index reader, initialized by BoboIndexReader

Specified by:

load in class FacetHandler<FacetHandler.FacetDataNone>

Parameters:

reader - reader

Throws:

IOException