Package com.yahoo.document.predicate

Class FeatureConjunction

java.lang.Object

com.yahoo.document.predicate.Predicate

com.yahoo.document.predicate.PredicateOperator

com.yahoo.document.predicate.FeatureConjunction

All Implemented Interfaces:

java.lang.Cloneable

public class FeatureConjunction
extends PredicateOperator

A FeatureConjunction is a special type of Conjunction where all children are either a FeatureSet or a Negation (with an underlying FeatureSet). The underlying FeatureSets may only have one value.

Author:

bjorncs

Constructor Summary

Constructors

Constructor	Description
FeatureConjunction(java.util.List<Predicate> operands)

Method Summary

Modifier and Type	Method	Description
protected void	appendTo(java.lang.StringBuilder out)
FeatureConjunction	clone()
boolean	equals(java.lang.Object obj)
java.util.List<Predicate>	getOperands()
int	hashCode()
static boolean	isValidFeatureConjunctionOperand(Predicate operand)

Methods inherited from class com.yahoo.document.predicate.Predicate

appendQuotedTo, asciiDecode, asciiEncode, fromBinary, fromString, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

FeatureConjunction

public FeatureConjunction(java.util.List<Predicate> operands)

Method Detail

isValidFeatureConjunctionOperand

public static boolean isValidFeatureConjunctionOperand(Predicate operand)

getOperands

public java.util.List<Predicate> getOperands()

Specified by:

getOperands in class PredicateOperator

appendTo

protected void appendTo(java.lang.StringBuilder out)

Specified by:

appendTo in class Predicate

clone

public FeatureConjunction clone()
                         throws java.lang.CloneNotSupportedException

Overrides:

clone in class Predicate

Throws:

java.lang.CloneNotSupportedException

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object