com.blazegraph.gremlin.structure

Class EmptyBlazeProperty<V>

java.lang.Object

com.blazegraph.gremlin.structure.BlazeProperty<V>

com.blazegraph.gremlin.structure.EmptyBlazeProperty<V>

All Implemented Interfaces:

org.apache.tinkerpop.gremlin.structure.Property<V>

public class EmptyBlazeProperty<V>
extends BlazeProperty<V>

Wanted to extend TP3's EmptyProperty, but it's final.

Author:

mikepersonick

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.tinkerpop.gremlin.structure.Property

org.apache.tinkerpop.gremlin.structure.Property.Exceptions

Field Summary

Fields

Modifier and Type	Field and Description
static EmptyBlazeProperty	INSTANCE

Fields inherited from class com.blazegraph.gremlin.structure.BlazeProperty

element, graph, key, val, vf

Method Summary

Modifier and Type	Method and Description
BlazeElement	element() The BlazeElement this property belongs to.
boolean	equals(Object object) Pass through to ElementHelper.areEqual(Property, Object)
int	hashCode() Pass through to ElementHelper.hashCode(Property)
static <V> BlazeProperty<V>	instance()
boolean	isPresent()
String	key()
org.openrdf.model.URI	rdfKey() RDF representation of the property key.
org.openrdf.model.Literal	rdfValue() RDF representation of the property value.
void	remove()
String	toString() Pass through to StringFactory.propertyString(Property)
V	value()

Methods inherited from class com.blazegraph.gremlin.structure.BlazeProperty

graph

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.tinkerpop.gremlin.structure.Property

empty, ifPresent, orElse, orElseGet, orElseThrow

Field Detail

INSTANCE

public static final EmptyBlazeProperty INSTANCE

Method Detail

instance

public static <V> BlazeProperty<V> instance()

rdfKey

public org.openrdf.model.URI rdfKey()

Description copied from class: BlazeProperty

RDF representation of the property key.

Overrides:

rdfKey in class BlazeProperty<V>

rdfValue

public org.openrdf.model.Literal rdfValue()

Description copied from class: BlazeProperty

RDF representation of the property value.

Overrides:

rdfValue in class BlazeProperty<V>

key

public String key()

Specified by:

key in interface org.apache.tinkerpop.gremlin.structure.Property<V>

Overrides:

key in class BlazeProperty<V>

See Also:

Property.key()

value

public V value()
        throws NoSuchElementException

Specified by:

value in interface org.apache.tinkerpop.gremlin.structure.Property<V>

Overrides:

value in class BlazeProperty<V>

Throws:

NoSuchElementException

See Also:

Property.value()

isPresent

public boolean isPresent()

Specified by:

isPresent in interface org.apache.tinkerpop.gremlin.structure.Property<V>

Overrides:

isPresent in class BlazeProperty<V>

See Also:

Property.isPresent()

element

public BlazeElement element()

Description copied from class: BlazeProperty

The BlazeElement this property belongs to.

Specified by:

element in interface org.apache.tinkerpop.gremlin.structure.Property<V>

Overrides:

element in class BlazeProperty<V>

remove

public void remove()

Specified by:

remove in interface org.apache.tinkerpop.gremlin.structure.Property<V>

Overrides:

remove in class BlazeProperty<V>

See Also:

Property.remove(), BlazeGraph.remove(BlazeProperty)

toString

public String toString()

Description copied from class: BlazeProperty

Pass through to StringFactory.propertyString(Property)

Overrides:

toString in class BlazeProperty<V>

equals

public boolean equals(Object object)

Description copied from class: BlazeProperty

Pass through to ElementHelper.areEqual(Property, Object)

Overrides:

equals in class BlazeProperty<V>

hashCode

public int hashCode()

Description copied from class: BlazeProperty

Pass through to ElementHelper.hashCode(Property)

Overrides:

hashCode in class BlazeProperty<V>