com.blazebit.persistence.view.metamodel

Interface MapAttribute<X,K,V>

Type Parameters:

X - The type of the declaring entity view

K - The type of the key of the represented Map

V - The type of the value of the represented Map

All Superinterfaces:

Attribute<X,Map<K,V>>, PluralAttribute<X,Map<K,V>,V>

public interface MapAttribute<X,K,V>
extends PluralAttribute<X,Map<K,V>,V>

Instances of the type MapAttribute represent persistent Map-valued attributes.

Since:

1.0.0

Author:

Christian Beikov

Nested Class Summary

Nested classes/interfaces inherited from interface com.blazebit.persistence.view.metamodel.PluralAttribute

PluralAttribute.CollectionType

Nested classes/interfaces inherited from interface com.blazebit.persistence.view.metamodel.Attribute

Attribute.AttributeType, Attribute.MappingType, Attribute.MemberType

Method Summary

Modifier and Type	Method and Description
Map<ManagedViewType<? extends K>,String>	getKeyInheritanceSubtypeMappings() Returns the inheritance subtypes that should be considered for the keys of this map attribute.
Type<K>	getKeyType() Returns the java type of the key.
boolean	isKeySubview() Returns true if the key of this map attribute is a subview, otherwise false.

Methods inherited from interface com.blazebit.persistence.view.metamodel.PluralAttribute

getCollectionType, getComparator, getComparatorClass, getElementInheritanceSubtypeMappings, getElementType, isIndexed, isOrdered, isSorted

Methods inherited from interface com.blazebit.persistence.view.metamodel.Attribute

getAttributeType, getBatchSize, getConvertedJavaType, getDeclaringType, getFetches, getFetchStrategy, getJavaType, getMappingType, getMemberType, isCollection, isCorrelated, isSubquery, isSubview

Method Detail

getKeyType

Type<K> getKeyType()

Returns the java type of the key.

Returns:

The java type of the key

getKeyInheritanceSubtypeMappings

Map<ManagedViewType<? extends K>,String> getKeyInheritanceSubtypeMappings()

Returns the inheritance subtypes that should be considered for the keys of this map attribute. When the key type of the map attribute is not a subview, this returns an empty set.

Returns:

The inheritance subtypes or an empty set

Since:

1.2.0

isKeySubview

boolean isKeySubview()

Returns true if the key of this map attribute is a subview, otherwise false.

Returns:

True if the key of this map attribute is a subview, otherwise false

Since:

1.2.0