com.speedment.field.trait

Interface ReferenceForeignKeyFieldTrait<ENTITY,D,FK_ENTITY>

Type Parameters:

ENTITY - the entity type

D - the database type

FK_ENTITY - the foreign entity type

All Known Subinterfaces:

ComparableForeignKeyField<ENTITY,D,V,FK>, ReferenceForeignKeyField<ENTITY,D,V,FK_ENTITY>, StringForeignKeyField<ENTITY,D,FK_ENTITY>

public interface ReferenceForeignKeyFieldTrait<ENTITY,D,FK_ENTITY>

A representation of an Entity field that is a reference type (eg Integer and not int) and that is a foreign key to some other field.

Author:

Per Minborg, Emil Forslund

Method Summary

Modifier and Type	Method and Description
Finder<ENTITY,FK_ENTITY>	finder() Returns a function that can find a foreign entity pointed out by this field.
default FK_ENTITY	findFrom(ENTITY entity) Finds the foreign entity associated by this field.

Method Detail

finder

Finder<ENTITY,FK_ENTITY> finder()

Returns a function that can find a foreign entity pointed out by this field.

Returns:

the finder

findFrom

default FK_ENTITY findFrom(ENTITY entity)

Finds the foreign entity associated by this field.

Parameters:

entity - this entity

Returns:

the foreign entity associated by this field