org.janusgraph.graphdb.relations

Class RelationCache

java.lang.Object

org.janusgraph.graphdb.relations.RelationCache

All Implemented Interfaces:

Iterable<com.carrotsearch.hppc.cursors.LongObjectCursor<Object>>

public class RelationCache
extends Object
implements Iterable<com.carrotsearch.hppc.cursors.LongObjectCursor<Object>>

Immutable map from long key ids to objects. Implemented for memory and time efficiency.

Author:

Matthias Broecheler ([email protected])

Field Summary

Fields

Modifier and Type	Field and Description
org.apache.tinkerpop.gremlin.structure.Direction	direction
long	relationId
long	typeId

Constructor Summary

Constructors

Constructor and Description
RelationCache(org.apache.tinkerpop.gremlin.structure.Direction direction, long typeId, long relationId, Object other)
RelationCache(org.apache.tinkerpop.gremlin.structure.Direction direction, long typeId, long relationId, Object other, com.carrotsearch.hppc.LongObjectHashMap<Object> properties)

Method Summary

Modifier and Type	Method and Description
<O> O	get(long key)
Long	getOtherVertexId()
Object	getValue()
boolean	hasProperties()
Iterator<com.carrotsearch.hppc.cursors.LongObjectCursor<Object>>	iterator()
int	numProperties()
Iterator<com.carrotsearch.hppc.cursors.LongObjectCursor<Object>>	propertyIterator()
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

direction

public final org.apache.tinkerpop.gremlin.structure.Direction direction

typeId

public final long typeId

relationId

public final long relationId

Constructor Detail

RelationCache

public RelationCache(org.apache.tinkerpop.gremlin.structure.Direction direction,
                     long typeId,
                     long relationId,
                     Object other,
                     com.carrotsearch.hppc.LongObjectHashMap<Object> properties)

RelationCache

public RelationCache(org.apache.tinkerpop.gremlin.structure.Direction direction,
                     long typeId,
                     long relationId,
                     Object other)

Method Detail

get

public <O> O get(long key)

hasProperties

public boolean hasProperties()

numProperties

public int numProperties()

getValue

public Object getValue()

getOtherVertexId

public Long getOtherVertexId()

propertyIterator

public Iterator<com.carrotsearch.hppc.cursors.LongObjectCursor<Object>> propertyIterator()

iterator

public Iterator<com.carrotsearch.hppc.cursors.LongObjectCursor<Object>> iterator()

Specified by:

iterator in interface Iterable<com.carrotsearch.hppc.cursors.LongObjectCursor<Object>>

toString

public String toString()

Overrides:

toString in class Object