com.esri.gpt.catalog.lucene
Class LowerCaseField

java.lang.Object
  com.esri.gpt.catalog.lucene.DatastoreField
      com.esri.gpt.catalog.lucene.LowerCaseField

public class LowerCaseField
extends DatastoreField

A non-tokenized field stored in lower case allowing case insensitive exact or range comparison.

Constructor Summary

protected

LowerCaseField(String name) Constructs with a supplied name.

Method Summary

protected Fieldable	makeFieldable(Object value) Makes the fieldable to index.
protected Query	makeRangeQuery(String literalLowerValue, String literalUpperValue, boolean lowerBoundaryIsInclusive, boolean upperBoundaryIsInclusive) Makes a range query.
protected String	makeValueToQuery(String value, boolean isLowerBoundary, boolean isUpperBoundary) Make the value to query.

Methods inherited from class com.esri.gpt.catalog.lucene.DatastoreField

appendForWrite, getIndexingOption, getName, getStorageOption, getTermVectorOption, makeValueToReturn, setIndexingOption, setName, setStorageOption, setTermVectorOption, sortFieldType

Methods inherited from class java.lang.Object

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

Constructor Detail

LowerCaseField

protected LowerCaseField(String name)

Constructs with a supplied name.

Parameters:

name - the field name

Method Detail

makeFieldable

protected Fieldable makeFieldable(Object value)

Makes the fieldable to index.

Overrides:

makeFieldable in class DatastoreField

Parameters:

value - the value

Returns:

the fieldable

makeRangeQuery

protected Query makeRangeQuery(String literalLowerValue,
                               String literalUpperValue,
                               boolean lowerBoundaryIsInclusive,
                               boolean upperBoundaryIsInclusive)
                        throws DiscoveryException

Makes a range query.

Overrides:

makeRangeQuery in class DatastoreField

Parameters:

literalLowerValue - the literal lower boundary value

literalUpperValue - the literal upper boundary value

lowerBoundaryIsInclusive - (>= versus >)

upperBoundaryIsInclusive - (<= versus <)

Throws:

DiscoveryException - if the supplied value cannot be converted

makeValueToQuery

protected String makeValueToQuery(String value,
                                  boolean isLowerBoundary,
                                  boolean isUpperBoundary)
                           throws DiscoveryException

Make the value to query.

Overrides:

makeValueToQuery in class DatastoreField

Parameters:

value - the input query value

isLowerBoundary - true if this is a lower boundary of a range query

isUpperBoundary - true if this is a upper boundary of a range query

Returns:

the lower case value to query

Throws:

DiscoveryException - if the supplied value cannot be converted