com.blazegraph.gremlin.listener

Class BlazeGraphAtom

java.lang.Object

com.blazegraph.gremlin.listener.BlazeGraphAtom

Direct Known Subclasses:

BlazeGraphAtom.EdgeAtom, BlazeGraphAtom.PropertyAtom, BlazeGraphAtom.VertexAtom

public abstract class BlazeGraphAtom
extends Object

An atomic unit of information about a property graph. Analogous to an RDF statement- the atomic unit of information about an RDF graph. This is the unit of graph information used by the listener and history APIs.

Author:

mikepersonick

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	BlazeGraphAtom.EdgeAtom Edge atom describes an edge - id, label, and from/to (vertex ids).
static class	BlazeGraphAtom.PropertyAtom Property atom describes a property on an Edge or VertexProperty - element id, key, and value.
static class	BlazeGraphAtom.VertexAtom Vertex atom describes a vertex - id and label.
static class	BlazeGraphAtom.VertexPropertyAtom VertexProperty atom describes a property on a Vertex - vertex id, vertex property id, key, value.

Field Summary

Fields

Modifier and Type	Field and Description
protected String	id All atoms refer back to an element (Vertex, Edge, or VertexProperty).

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	BlazeGraphAtom(String id) All atoms refer back to an element (Vertex, Edge, or VertexProperty).

Method Summary

Modifier and Type	Method and Description
String	elementId() The element id (Vertex, Edge, or VertexProperty) this atom refers to.

Methods inherited from class java.lang.Object

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

Field Detail

id

protected final String id

All atoms refer back to an element (Vertex, Edge, or VertexProperty).

Constructor Detail

BlazeGraphAtom

protected BlazeGraphAtom(String id)

All atoms refer back to an element (Vertex, Edge, or VertexProperty).

Method Detail

elementId

public String elementId()

The element id (Vertex, Edge, or VertexProperty) this atom refers to.