Package com.yahoo.searchlib.expression

Class NumericResultNode

java.lang.Object

com.yahoo.vespa.objects.Selectable

com.yahoo.vespa.objects.Identifiable

com.yahoo.searchlib.expression.ResultNode

com.yahoo.searchlib.expression.SingleResultNode

com.yahoo.searchlib.expression.NumericResultNode

All Implemented Interfaces:

Cloneable, Comparable<ResultNode>

Direct Known Subclasses:

FloatResultNode, Int16ResultNode, Int32ResultNode, Int8ResultNode, IntegerResultNode

public abstract class NumericResultNode
extends SingleResultNode

This is a superclass for all numerical results.

Author:

baldersheim, Simon Thoresen Hult

Field Summary

Fields

Modifier and Type	Field	Description
static int	classId

Constructor Summary

Constructors

Constructor	Description
NumericResultNode()

Method Summary

Modifier and Type	Method	Description
abstract void	divide(ResultNode rhs)	In-place division of this result with another.
abstract Object	getNumber()	Return a java numeric, either Double or Long, depending on the underlying container.
Object	getValue()	Return a java native, either String, Double or Long, depending on the underlying container.
abstract void	modulo(ResultNode rhs)	In-place modulo of this result with another.
abstract void	multiply(ResultNode rhs)	In-place multiplication of this result with another.
protected int	onGetClassId()

Methods inherited from class com.yahoo.searchlib.expression.SingleResultNode

add, max, min

Methods inherited from class com.yahoo.searchlib.expression.ResultNode

compareTo, equals, getFloat, getInteger, getRaw, getString, negate, onCmp, set

Methods inherited from class com.yahoo.vespa.objects.Identifiable

clone, create, createFromId, deserialize, deserializeOptional, deserializeWithId, equals, getClassId, getRawUtf8Bytes, getUtf8, hashCode, onDeserialize, onSerialize, putUtf8, registerClass, serialize, serializeOptional, serializeWithId, toString, visitMembers

Methods inherited from class com.yahoo.vespa.objects.Selectable

select, select, selectMembers

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

classId

public static final int classId

Constructor Detail

NumericResultNode

public NumericResultNode()

Method Detail

multiply

public abstract void multiply(ResultNode rhs)

In-place multiplication of this result with another.

Parameters:

rhs - The result to multiply with this.

divide

public abstract void divide(ResultNode rhs)

In-place division of this result with another.

Parameters:

rhs - The result to divide this by.

modulo

public abstract void modulo(ResultNode rhs)

In-place modulo of this result with another.

Parameters:

rhs - The result to modulo this with.

getNumber

public abstract Object getNumber()

Return a java numeric, either Double or Long, depending on the underlying container.

Returns:

The underlying numeric value.

getValue

public Object getValue()

Description copied from class: SingleResultNode

Return a java native, either String, Double or Long, depending on the underlying container.

Specified by:

getValue in class SingleResultNode

Returns:

The underlying numeric value.

onGetClassId

protected int onGetClassId()

Overrides:

onGetClassId in class ResultNode