org.fastnate.generator.context

Class CollectionProperty<E,T>

java.lang.Object

org.fastnate.generator.context.Property<E,C>

org.fastnate.generator.context.PluralProperty<E,Collection<T>,T>

org.fastnate.generator.context.CollectionProperty<E,T>

Type Parameters:

E - The type of the container entity

T - The type of the entity inside of the collection

public class CollectionProperty<E,T>
extends PluralProperty<E,Collection<T>,T>

Describes a property of an EntityClass that contains more than one value.

Author:

Tobias Liefke

Constructor Summary

Constructors

Constructor and Description
CollectionProperty(EntityClass<?> sourceClass, AttributeAccessor attribute, javax.persistence.AssociationOverride override) Creates a new collection property.

Method Summary

Modifier and Type	Method and Description
List<EntityStatement>	createPostInsertStatements(E entity) Creates additional SQL statements that are necessary after this property is written (e.g. for mapping tables) .
Collection<?>	findReferencedEntities(E entity) Finds all entities in the current property, that are referenced.
List<EntityStatement>	generatePendingStatements(E entity, Object writtenEntity, Object... arguments) Generates the update statements for an entity that are required after another entity was generated.
Collection<T>	getValue(E entity) Resolves the current value for this property on the given entity.

Methods inherited from class org.fastnate.generator.context.PluralProperty

addInsertExpression, buildEmbeddedProperties, buildIdColumn, buildIdColumn, buildTableName, buildTableName, buildValueColumn, getIdColumn, getPropertyArgument, getTable, getValueColumn, isEmbedded, isRequired, isTableColumn

Methods inherited from class org.fastnate.generator.context.Property

createPreInsertStatements, failIfRequired, getExpression, getName, getPredicate, setValue, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

CollectionProperty

public CollectionProperty(EntityClass<?> sourceClass,
                          AttributeAccessor attribute,
                          javax.persistence.AssociationOverride override)

Creates a new collection property.

Parameters:

sourceClass - the description of the current inspected class of the accessor

attribute - accessor to the represented attribute

override - the configured assocation override

Method Detail

createPostInsertStatements

public List<EntityStatement> createPostInsertStatements(E entity)

Description copied from class: Property

Creates additional SQL statements that are necessary after this property is written (e.g. for mapping tables) .

Overrides:

createPostInsertStatements in class Property<E,Collection<T>>

Parameters:

entity - the inspected entity

Returns:

the list of addition insert statements

findReferencedEntities

public Collection<?> findReferencedEntities(E entity)

Description copied from class: Property

Finds all entities in the current property, that are referenced.

Overrides:

findReferencedEntities in class Property<E,Collection<T>>

Parameters:

entity - the inspected entity

Returns:

all referenced entities

generatePendingStatements

public List<EntityStatement> generatePendingStatements(E entity,
                                                       Object writtenEntity,
                                                       Object... arguments)

Description copied from class: Property

Generates the update statements for an entity that are required after another entity was generated. Only called, if EntityClass.markPendingUpdates(E, V, org.fastnate.generator.context.Property<V, ?>, java.lang.Object...) was called before for writtenEntity

Overrides:

generatePendingStatements in class Property<E,Collection<T>>

Parameters:

entity - the entity that needs to be updated

writtenEntity - the entity that exists now in the database

arguments - additional arguments that where given to markPendingUpdates

Returns:

the list of pending statements

getValue

public Collection<T> getValue(E entity)

Description copied from class: Property

Resolves the current value for this property on the given entity.

Overrides:

getValue in class Property<E,Collection<T>>

Parameters:

entity - the entity to inspect

Returns:

the value, null if entity is null