ai.grakn.graql.internal.gremlin.fragment

Class Fragments

java.lang.Object

ai.grakn.graql.internal.gremlin.fragment.Fragments

public class Fragments
extends Object

Factory for creating instances of Fragment.

Author:

Felix Chapman

Method Summary

Modifier and Type	Method and Description
static Fragment	dataType(VarName start, ResourceType.DataType dataType)
static Fragment	distinctCasting(VarName start, VarName otherCastingName)
static Fragment	id(VarName start, ConceptId id)
static Fragment	inCasting(VarName start, VarName end)
static Fragment	inHasScope(VarName start, VarName end)
static Fragment	inIsa(VarName start, VarName end)
static Fragment	inIsaCastings(VarName start, VarName end)
static Fragment	inPlays(VarName start, VarName end, boolean required)
static ai.grakn.graql.internal.gremlin.fragment.InRelatesFragment	inRelates(VarName start, VarName end)
static Fragment	inRolePlayer(VarName start, VarName end)
static Fragment	inSub(VarName start, VarName end)
static Fragment	isAbstract(VarName start)
static Fragment	label(VarName start, TypeLabel label)
static Fragment	neq(VarName start, VarName other)
static Fragment	notCasting(VarName start)
static Fragment	outCasting(VarName start, VarName end)
static Fragment	outHasScope(VarName start, VarName end)
static Fragment	outIsa(VarName start, VarName end)
static Fragment	outIsaCastings(VarName start, VarName end)
static Fragment	outPlays(VarName start, VarName end, boolean required)
static Fragment	outRelates(VarName start, VarName end)
static Fragment	outRolePlayer(VarName start, VarName end)
static Fragment	outSub(VarName start, VarName end)
static Fragment	regex(VarName start, String regex)
static Fragment	resourceIndex(VarName start, TypeLabel typeLabel, Object resourceValue) A Fragment that uses an index stored on each resource.
static Fragment	shortcut(Optional<TypeLabel> relationType, Optional<TypeLabel> roleStart, Optional<TypeLabel> roleEnd, VarName start, VarName end)
static Fragment	value(VarName start)
static Fragment	value(VarName start, ValuePredicateAdmin predicate)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

shortcut

public static Fragment shortcut(Optional<TypeLabel> relationType,
                                Optional<TypeLabel> roleStart,
                                Optional<TypeLabel> roleEnd,
                                VarName start,
                                VarName end)

inSub

public static Fragment inSub(VarName start,
                             VarName end)

outSub

public static Fragment outSub(VarName start,
                              VarName end)

inRelates

public static ai.grakn.graql.internal.gremlin.fragment.InRelatesFragment inRelates(VarName start,
                                                                                   VarName end)

outRelates

public static Fragment outRelates(VarName start,
                                  VarName end)

inIsa

public static Fragment inIsa(VarName start,
                             VarName end)

outIsa

public static Fragment outIsa(VarName start,
                              VarName end)

inIsaCastings

public static Fragment inIsaCastings(VarName start,
                                     VarName end)

outIsaCastings

public static Fragment outIsaCastings(VarName start,
                                      VarName end)

inHasScope

public static Fragment inHasScope(VarName start,
                                  VarName end)

outHasScope

public static Fragment outHasScope(VarName start,
                                   VarName end)

dataType

public static Fragment dataType(VarName start,
                                ResourceType.DataType dataType)

inPlays

public static Fragment inPlays(VarName start,
                               VarName end,
                               boolean required)

outPlays

public static Fragment outPlays(VarName start,
                                VarName end,
                                boolean required)

inCasting

public static Fragment inCasting(VarName start,
                                 VarName end)

outCasting

public static Fragment outCasting(VarName start,
                                  VarName end)

inRolePlayer

public static Fragment inRolePlayer(VarName start,
                                    VarName end)

outRolePlayer

public static Fragment outRolePlayer(VarName start,
                                     VarName end)

distinctCasting

public static Fragment distinctCasting(VarName start,
                                       VarName otherCastingName)

id

public static Fragment id(VarName start,
                          ConceptId id)

label

public static Fragment label(VarName start,
                             TypeLabel label)

value

public static Fragment value(VarName start,
                             ValuePredicateAdmin predicate)

isAbstract

public static Fragment isAbstract(VarName start)

regex

public static Fragment regex(VarName start,
                             String regex)

value

public static Fragment value(VarName start)

notCasting

public static Fragment notCasting(VarName start)

neq

public static Fragment neq(VarName start,
                           VarName other)

resourceIndex

public static Fragment resourceIndex(VarName start,
                                     TypeLabel typeLabel,
                                     Object resourceValue)

A Fragment that uses an index stored on each resource. Resources are indexed by direct type and value.