org.apache.solr.analytics.value

Interface LongValue

All Superinterfaces:

AnalyticsValue, AnalyticsValueStream, LongValueStream

All Known Subinterfaces:

DateValue, DateValue.CastingDateValue, IntValue.CastingIntValue, LongValue.CastingLongValue

All Known Implementing Classes:

ConstantDateValue, ConstantIntValue, ConstantLongValue, CountFunction, DateField, DateValue.AbstractDateValue, DocCountFunction, IntField, IntValue.AbstractIntValue, LongField, LongValue.AbstractLongValue, MissingFunction, UniqueFunction

public interface LongValue
extends LongValueStream, AnalyticsValue

A single-valued analytics value that can be represented as a long.

The back-end production of the value can change inbetween calls to getLong() and AnalyticsValue.exists(), resulting in different values on each call.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	LongValue.AbstractLongValue An abstract base for LongValue.CastingLongValue that automatically casts to all types if getLong() and AnalyticsValue.exists() are implemented.
static interface	LongValue.CastingLongValue An interface that represents all of the types a LongValue should be able to cast to.

Nested classes/interfaces inherited from interface org.apache.solr.analytics.value.LongValueStream

LongValueStream.AbstractLongValueStream, LongValueStream.CastingLongValueStream

Nested classes/interfaces inherited from interface org.apache.solr.analytics.value.AnalyticsValue

AnalyticsValue.AbstractAnalyticsValue

Nested classes/interfaces inherited from interface org.apache.solr.analytics.value.AnalyticsValueStream

AnalyticsValueStream.AbstractAnalyticsValueStream, AnalyticsValueStream.ExpressionType

Method Summary

Modifier and Type	Method and Description
long	getLong() Get the long representation of the current value.

Methods inherited from interface org.apache.solr.analytics.value.LongValueStream

streamLongs

Methods inherited from interface org.apache.solr.analytics.value.AnalyticsValue

exists, getObject

Methods inherited from interface org.apache.solr.analytics.value.AnalyticsValueStream

convertToConstant, createExpressionString, determineMappingPhase, getExpressionStr, getExpressionType, getName, streamObjects

Method Detail

getLong

long getLong()

Get the long representation of the current value.

NOTE: The value returned is not valid unless calling AnalyticsValue.exists() afterwards returns TRUE.

Returns:

the current value