Class EnumFieldSource
java.lang.Object
org.apache.lucene.queries.function.ValueSource
org.apache.lucene.queries.function.valuesource.FieldCacheSource
org.apache.lucene.queries.function.valuesource.EnumFieldSource
Obtains int field values from
LeafReader.getNumericDocValues(java.lang.String) and
makes those values available as other numeric types, casting as needed. strVal of the value is
not the int value, but its string (displayed) value-
Field Summary
Fields inherited from class org.apache.lucene.queries.function.valuesource.FieldCacheSource
field -
Constructor Summary
Constructors -
Method Summary
Methods inherited from class org.apache.lucene.queries.function.valuesource.FieldCacheSource
getFieldMethods inherited from class org.apache.lucene.queries.function.ValueSource
asDoubleValuesSource, asLongValuesSource, createWeight, fromDoubleValuesSource, getSortField, newContext, toString
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Constructor Details
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EnumFieldSource
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Method Details
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description
Description copied from class:ValueSourcedescription of field, used in explain()- Overrides:
descriptionin classFieldCacheSource
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getValues
public FunctionValues getValues(Map<Object, Object> context, LeafReaderContext readerContext) throws IOExceptionDescription copied from class:ValueSourceGets the values for this reader and the context that was previously passed to createWeight(). The values must be consumed in a forward docID manner, and you must call this method again to iterate through the values again.- Specified by:
getValuesin classValueSource- Throws:
IOException
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equals
- Overrides:
equalsin classFieldCacheSource
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hashCode
public int hashCode()- Overrides:
hashCodein classFieldCacheSource
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