Package com.yahoo.searchlib.rankingexpression.evaluation

Class BooleanValue

java.lang.Object

com.yahoo.searchlib.rankingexpression.evaluation.Value

com.yahoo.searchlib.rankingexpression.evaluation.DoubleCompatibleValue

com.yahoo.searchlib.rankingexpression.evaluation.BooleanValue

public class BooleanValue
extends DoubleCompatibleValue

A value which is either true or false. In numerical context true is interpreted as 1 and false as 0.

Author:

bratseth

Constructor Summary

Constructors

Constructor	Description
BooleanValue(boolean value)

Method Summary

Modifier and Type	Method	Description
boolean	asBoolean()	Returns this value as a boolean.
double	asDouble()	Returns this value as a double, or throws UnsupportedOperationException if it cannot be represented as a double
Value	asMutable()	Returns this is mutable, or a mutable copy otherwise
boolean	equals(Object other)
static BooleanValue	frozen(boolean value)	Create a boolean value which is frozen at the outset.
int	hashCode()	Returns a hash which only depends on the content of this value.
String	toString()

Methods inherited from class com.yahoo.searchlib.rankingexpression.evaluation.DoubleCompatibleValue

add, and, asTensor, compare, divide, function, hasDouble, modulo, multiply, negate, not, or, power, subtract, type

Methods inherited from class com.yahoo.searchlib.rankingexpression.evaluation.Value

asDoubleValue, doubleAsTensor, freeze, isFrozen, isNaN, of, of, parse

Methods inherited from class java.lang.Object

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

Constructor Details

BooleanValue

public BooleanValue(boolean value)

Method Details

frozen

public static BooleanValue frozen(boolean value)

Create a boolean value which is frozen at the outset.

asBoolean

public boolean asBoolean()

Description copied from class: Value

Returns this value as a boolean.

Specified by:

asBoolean in class Value

asDouble

public double asDouble()

Description copied from class: Value

Returns this value as a double, or throws UnsupportedOperationException if it cannot be represented as a double

Specified by:

asDouble in class Value

asMutable

public Value asMutable()

Description copied from class: Value

Returns this is mutable, or a mutable copy otherwise

Specified by:

asMutable in class Value

toString

public String toString()

Specified by:

toString in class Value

equals

public boolean equals(Object other)

Specified by:

equals in class Value

hashCode

public int hashCode()

Description copied from class: Value

Returns a hash which only depends on the content of this value.

Specified by:

hashCode in class Value