org.eclipse.persistence.internal.jpa.metamodel

Class PluralAttributeImpl<X,C,V>

java.lang.Object

org.eclipse.persistence.internal.jpa.metamodel.AttributeImpl<X,C>

org.eclipse.persistence.internal.jpa.metamodel.PluralAttributeImpl<X,C,V>

Type Parameters:

X - The type the represented collection belongs to

C - The type of the represented collection

V - The element type of the represented collection

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

CollectionAttributeImpl, ListAttributeImpl, MapAttributeImpl, SetAttributeImpl

public abstract class PluralAttributeImpl<X,C,V>
extends AttributeImpl<X,C>

Purpose: Provides the implementation for the PluralAttribute interface of the JPA 2.0 Metamodel API (part of the JSR-317 EJB 3.1 Criteria API)

Description: Instances of the type PluralAttribute represent persistent collection-valued attributes.

Since:

EclipseLink 1.2 - JPA 2.0

See Also:

javax.persistence.metamodel.PluralAttribute, Serialized Form

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	PluralAttributeImpl(ManagedTypeImpl<X> managedType, CollectionMapping mapping, boolean validationEnabled) INTERNAL: Create an Attribute instance with a passed in validation flag (usually set to true only during Metamodel initialization)

Method Summary

Modifier and Type	Method and Description
java.lang.Class<V>	getBindableJavaType() Return the Java type of the represented object.
BindableType	getBindableType() Return the bindable type of the represented object.
CollectionMapping	getCollectionMapping() INTERNAL: Return the mapping associated with this PluralAttribute.
abstract CollectionType	getCollectionType() Return the collection type.
<any>	getElementType() Return the type representing the element type of the collection.
boolean	isPlural() INTERNAL: Return whether the attribute is plural or singular
java.lang.String	toString()

Methods inherited from class org.eclipse.persistence.internal.jpa.metamodel.AttributeImpl

getDeclaringType, getDescriptor, getJavaMember, getJavaType, getManagedTypeImpl, getMapping, getMetamodel, getName, getPersistentAttributeType, isAssociation, isCollection

Methods inherited from class java.lang.Object

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

Constructor Detail

PluralAttributeImpl

protected PluralAttributeImpl(ManagedTypeImpl<X> managedType,
                              CollectionMapping mapping,
                              boolean validationEnabled)

INTERNAL: Create an Attribute instance with a passed in validation flag (usually set to true only during Metamodel initialization)

Parameters:

managedType -

mapping -

validationEnabled -

Method Detail

getBindableJavaType

public java.lang.Class<V> getBindableJavaType()

Return the Java type of the represented object. If the bindable type of the object is PLURAL_ATTRIBUTE, the Java element type is returned. If the bindable type is SINGULAR_ATTRIBUTE or ENTITY_TYPE, the Java type of the represented entity or attribute is returned.

Returns:

Java type

getBindableType

public BindableType getBindableType()

Return the bindable type of the represented object.

Returns:

bindable type

getCollectionMapping

public CollectionMapping getCollectionMapping()

INTERNAL: Return the mapping associated with this PluralAttribute.

Returns:

getCollectionType

public abstract CollectionType getCollectionType()

Return the collection type.

Returns:

collection type

getElementType

public <any> getElementType()

Return the type representing the element type of the collection.

Returns:

element type

isPlural

public boolean isPlural()

Description copied from class: AttributeImpl

INTERNAL: Return whether the attribute is plural or singular

Specified by:

isPlural in class AttributeImpl<X,C>

Returns:

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object