Module is.codion.framework.domain

Package is.codion.framework.domain.entity.attribute

Interface Attribute.AttributeDefiner<T>

Type Parameters:

T - the column type

All Known Subinterfaces:

Column.ColumnDefiner<T>, ForeignKey.ForeignKeyDefiner

Enclosing interface:

Attribute<T>

public static sealed interface Attribute.AttributeDefiner<T>
permits Column.ColumnDefiner<T>, ForeignKey.ForeignKeyDefiner (not exhaustive)

Provides AttributeDefinition.Builder instances.

Method Summary

Modifier and Type	Method	Description
<B extends TransientAttributeDefinition.Builder<T, B>> TransientAttributeDefinition.Builder<T,B>	attribute()	Creates a new TransientAttributeDefinition.Builder instance, which does not map to an underlying table column.
<B extends DerivedAttributeDefinition.Builder<T, B>> DerivedAttributeDefinition.Builder<T,B>	denormalized(Attribute<Entity> entityAttribute, Attribute<T> denormalizedAttribute)	Instantiates a DerivedAttributeDefinition.Builder instance, for displaying a value from a referenced entity attribute.
<B extends DerivedAttributeDefinition.Builder<T, B>> DerivedAttributeDefinition.Builder.DerivedValueStep<T,B>	derived(Attribute<?>... from)	Instantiates a DerivedAttributeDefinition.Builder instance, which value is derived from zero or more source attributes.

Method Details

attribute

<B extends TransientAttributeDefinition.Builder<T,
B>>
TransientAttributeDefinition.Builder<T,B> attribute()

Creates a new TransientAttributeDefinition.Builder instance, which does not map to an underlying table column.

Type Parameters:

B - the builder type

Returns:

a new TransientAttributeDefinition.Builder

denormalized

<B extends DerivedAttributeDefinition.Builder<T,
B>>
DerivedAttributeDefinition.Builder<T,B> denormalized(Attribute<Entity> entityAttribute,
 Attribute<T> denormalizedAttribute)

Instantiates a DerivedAttributeDefinition.Builder instance, for displaying a value from a referenced entity attribute.

Type Parameters:

B - the builder type

Parameters:

entityAttribute - the entity attribute from which this attribute gets its value

denormalizedAttribute - the attribute from the referenced entity, from which this attribute gets its value

Returns:

a new DerivedAttributeDefinition.Builder

derived

<B extends DerivedAttributeDefinition.Builder<T,
B>>
DerivedAttributeDefinition.Builder.DerivedValueStep<T,B> derived(Attribute<?>... from)

Instantiates a DerivedAttributeDefinition.Builder instance, which value is derived from zero or more source attributes.

Type Parameters:

B - the builder type

Parameters:

from - the attributes the value is derived from

Returns:

a new DerivedAttributeDefinition.Builder.DerivedValueStep