Package org.umlg.sqlg.structure.topology

Class ForeignKey

java.lang.Object

org.umlg.sqlg.structure.topology.ForeignKey

public class ForeignKey
extends Object

This class is a data holder for the foreign keys of an edge. If the in or out vertex label does not have user defined primary keys then there will be only one entry to the vertex's 'ID'. If the vertex label has user defined primary keys there there will be many. One for each of the composite keys.

Author:

Pieter Martin Date: 2018/03/29

Method Summary

Modifier and Type	Method	Description
void	add(String label, String identifier, String suffix)
boolean	equals(Object o)
org.apache.commons.collections4.set.ListOrderedSet<String>	getCompositeKeys()
org.apache.tinkerpop.gremlin.structure.Direction	getDirection()
SchemaTable	getSchemaTable()
int	hashCode()
boolean	isFor(SchemaTable schemaTable)
boolean	isIn()
boolean	isOut()
static ForeignKey	of(String key)

Methods inherited from class java.lang.Object

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

Method Details

of

public static ForeignKey of(String key)

add

public void add(String label,
 String identifier,
 String suffix)

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

isFor

public boolean isFor(SchemaTable schemaTable)

getDirection

public org.apache.tinkerpop.gremlin.structure.Direction getDirection()

getSchemaTable

public SchemaTable getSchemaTable()

isIn

public boolean isIn()

isOut

public boolean isOut()

getCompositeKeys

public org.apache.commons.collections4.set.ListOrderedSet<String> getCompositeKeys()