ai.grakn.graql.admin

Class RelationPlayer

java.lang.Object

ai.grakn.graql.admin.RelationPlayer

public class RelationPlayer
extends Object

A pair of role and role player (where the role may not be present)

Author:

Felix Chapman

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
Optional<VarPatternAdmin>	getRole()
VarPatternAdmin	getRolePlayer()
int	hashCode()
static RelationPlayer	of(VarPatternAdmin rolePlayer) A role - role player pair without a role specified
static RelationPlayer	of(VarPatternAdmin role, VarPatternAdmin rolePlayer)
String	toString()

Methods inherited from class java.lang.Object

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

Method Detail

of

public static RelationPlayer of(VarPatternAdmin rolePlayer)

A role - role player pair without a role specified

Parameters:

rolePlayer - the role player of the role - role player pair

of

public static RelationPlayer of(VarPatternAdmin role,
                                VarPatternAdmin rolePlayer)

Parameters:

role - the role of the role - role player pair

rolePlayer - the role player of the role - role player pair

getRole

@CheckReturnValue
public Optional<VarPatternAdmin> getRole()

Returns:

the role, if specified

getRolePlayer

@CheckReturnValue
public VarPatternAdmin getRolePlayer()

Returns:

the role player

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object