ai.grakn.graql.internal.reasoner.atom.predicate

Class IdPredicate

java.lang.Object

ai.grakn.graql.internal.reasoner.atom.AtomBase

ai.grakn.graql.internal.reasoner.atom.predicate.Predicate<ConceptId>

ai.grakn.graql.internal.reasoner.atom.predicate.IdPredicate

All Implemented Interfaces:

Atomic, Cloneable

public class IdPredicate
extends Predicate<ConceptId>

Predicate implementation specialising it to be an id predicate.

Author:

Kasper Piskorski

Field Summary

Fields inherited from class ai.grakn.graql.internal.reasoner.atom.predicate.Predicate

predicate

Fields inherited from class ai.grakn.graql.internal.reasoner.atom.AtomBase

atomPattern, varName

Constructor Summary

Constructors

Constructor and Description
IdPredicate(VarAdmin pattern)
IdPredicate(VarAdmin pattern, Query par)
IdPredicate(VarName varName, Concept con)
IdPredicate(VarName varName, IdProperty prop, Query par)
IdPredicate(VarName varName, NameProperty prop, Query par)

Method Summary

Modifier and Type	Method and Description
Atomic	clone()
static VarAdmin	createIdVar(VarName varName, ConceptId typeId)
protected ConceptId	extractPredicate(VarAdmin var)
String	getPredicateValue()
boolean	isIdPredicate()

Methods inherited from class ai.grakn.graql.internal.reasoner.atom.predicate.Predicate

equals, equivalenceHashCode, getPredicate, getUnifiers, hashCode, isEquivalent, isPredicate, isRuleResolvable, isValuePredicate

Methods inherited from class ai.grakn.graql.internal.reasoner.atom.AtomBase

containsVar, getCombinedPattern, getParentQuery, getPattern, getSelectedNames, getVarName, getVarNames, isUserDefinedName, isValueUserDefinedName, resetNames, setParentQuery, toString, unify

Methods inherited from class java.lang.Object

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

Methods inherited from interface ai.grakn.graql.internal.reasoner.atom.Atomic

isAtom, isRecursive, isSelectable

Constructor Detail

IdPredicate

public IdPredicate(VarAdmin pattern)

IdPredicate

public IdPredicate(VarAdmin pattern,
                   Query par)

IdPredicate

public IdPredicate(VarName varName,
                   IdProperty prop,
                   Query par)

IdPredicate

public IdPredicate(VarName varName,
                   NameProperty prop,
                   Query par)

IdPredicate

public IdPredicate(VarName varName,
                   Concept con)

Method Detail

createIdVar

public static VarAdmin createIdVar(VarName varName,
                                   ConceptId typeId)

clone

public Atomic clone()

Specified by:

clone in interface Atomic

Specified by:

clone in class AtomBase

isIdPredicate

public boolean isIdPredicate()

Overrides:

isIdPredicate in class Predicate<ConceptId>

Returns:

true if the atom corresponds to a unifier (id atom)

getPredicateValue

public String getPredicateValue()

Specified by:

getPredicateValue in class Predicate<ConceptId>

extractPredicate

protected ConceptId extractPredicate(VarAdmin var)

Specified by:

extractPredicate in class Predicate<ConceptId>