com.blazegraph.gremlin.structure

Class BlazeProperty<V>

java.lang.Object

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

All Implemented Interfaces:

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

Direct Known Subclasses:

EmptyBlazeProperty

public class BlazeProperty<V>
extends Object
implements org.apache.tinkerpop.gremlin.structure.Property<V>

Concrete property implementation for Blazegraph. BlazeProperties are attached to BlazeEdges and BlazeVertexPropertys (meta-properties).

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
protected BlazeElement	element The BlazeElement this property belongs to.
protected BlazeGraph	graph BlazeGraph instance this property belongs to.
protected org.openrdf.model.URI	key RDF representation of the property key.
protected org.openrdf.model.Literal	val RDF representation of the property value.
protected BlazeValueFactory	vf The BlazeValueFactory provided by the graph for round-tripping values.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	BlazeProperty() Solely for EmptyBlazeProperty.

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)
BlazeGraph	graph()
int	hashCode() Pass through to ElementHelper.hashCode(Property)
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 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

graph

protected final BlazeGraph graph

BlazeGraph instance this property belongs to.

vf

protected final BlazeValueFactory vf

The BlazeValueFactory provided by the graph for round-tripping values.

element

protected final BlazeElement element

The BlazeElement this property belongs to.

key

protected final org.openrdf.model.URI key

RDF representation of the property key.

val

protected final org.openrdf.model.Literal val

RDF representation of the property value.

Constructor Detail

BlazeProperty

protected BlazeProperty()

Solely for EmptyBlazeProperty.

Method Detail

graph

public BlazeGraph graph()

rdfKey

public org.openrdf.model.URI rdfKey()

RDF representation of the property key.

rdfValue

public org.openrdf.model.Literal rdfValue()

RDF representation of the property value.

element

public BlazeElement element()

The BlazeElement this property belongs to.

Specified by:

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

key

public String key()

Specified by:

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

See Also:

Property.key()

value

public V value()
        throws NoSuchElementException

Specified by:

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

Throws:

NoSuchElementException

See Also:

Property.value()

isPresent

public boolean isPresent()

Specified by:

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

See Also:

Property.isPresent()

remove

public void remove()

Specified by:

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

See Also:

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

equals

public boolean equals(Object object)

Pass through to ElementHelper.areEqual(Property, Object)

Overrides:

equals in class Object

hashCode

public int hashCode()

Pass through to ElementHelper.hashCode(Property)

Overrides:

hashCode in class Object

toString

public String toString()

Pass through to StringFactory.propertyString(Property)

Overrides:

toString in class Object