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
void	createPostInsertStatements(StatementsWriter writer, 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.
protected GeneratorColumn	getKeyColumn() An optional column that contains the index / key of the values.
GeneratorColumn	getOrderColumn() The name of the column that saves the order of the entries in the collection.
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, buildValueColumn, createDirectValueStatement, createValueExpression, createValueStatement, generatePendingStatements, getAnyMapping, getContext, getDialect, getEmbeddedProperties, getEmbeddedPropertiesByName, getIdColumn, getInverseProperty, getMappedBy, getMappedId, getPropertyArgument, getRequiredEmbeddedProperties, getTable, getValueClass, getValueColumn, getValueConstructor, getValueConverter, getValueEntityClass, hasPluralAnnotation, isComposition, isEmbedded, isEntityReference, isRequired, isTableColumn, isUseTargetTable, newElement

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

createPreInsertStatements, failIfRequired, getAttribute, getExpression, getName, getPredicate, getType, isComposition, 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 that contains this property

attribute - accessor to the represented attribute

override - the configured assocation override

Method Detail

createPostInsertStatements

public void createPostInsertStatements(StatementsWriter writer,
                                       E entity)
                                throws IOException

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:

writer - the target of the created statements

entity - the inspected entity

Throws:

IOException - if the writer throws one

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

getKeyColumn

protected GeneratorColumn getKeyColumn()

Description copied from class: PluralProperty

An optional column that contains the index / key of the values.

Specified by:

getKeyColumn in class PluralProperty<E,Collection<T>,T>

Returns:

the key column for map properties resp. the index column for list properties

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

getOrderColumn

@Generated(value="lombok")
public GeneratorColumn getOrderColumn()

The name of the column that saves the order of the entries in the collection.