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javax.persistence.metamodel.IdentifiableType - JPA interface

javax.persistence.metamodel
Interface IdentifiableType<X>

Superinterfaces:
ManagedType<X>, Type<X>
Subinterfaces:
EntityType, MappedSuperclassType
Instances of the type IdentifiableType represent entity or mapped superclass types.
Since:
JPA 2.0
Attribute<?,?> getAttribute(String name)
Return the attribute of the managed type that corresponds to the specified name.
Return the attribute of the managed type that corresponds to the specified name.
Parameters:
name - the name of the represented attribute
Returns:
attribute with given name
Throws:
IllegalArgumentException - if attribute of the given name is not present in the managed type
Since:
JPA 2.0
Set< Attribute<?,?>> getAttributes()
Return the attributes of the managed type.
Return the attributes of the managed type.
Returns:
attributes of the managed type
Since:
JPA 2.0
CollectionAttribute<?,?> getCollection(String name)
Return the Collection-valued attribute of the managed type that corresponds to the specified name.
Return the Collection-valued attribute of the managed type that corresponds to the specified name.
Parameters:
name - the name of the represented attribute
Returns:
CollectionAttribute of the given name
Throws:
IllegalArgumentException - if attribute of the given name is not present in the managed type
Since:
JPA 2.0
CollectionAttribute<?,E> getCollection(String name, Class<E> elementType)
Return the Collection-valued attribute of the managed type that corresponds to the specified name and Java element type.
Return the Collection-valued attribute of the managed type that corresponds to the specified name and Java element type.
Parameters:
name - the name of the represented attribute
elementType - the element type of the represented attribute
Returns:
CollectionAttribute of the given name and element type
Throws:
IllegalArgumentException - if attribute of the given name and type is not present in the managed type
Since:
JPA 2.0
Attribute<X,?> getDeclaredAttribute(String name)
Return the attribute declared by the managed type that corresponds to the specified name.
Return the attribute declared by the managed type that corresponds to the specified name.
Parameters:
name - the name of the represented attribute
Returns:
attribute with given name
Throws:
IllegalArgumentException - if attribute of the given name is not declared in the managed type
Since:
JPA 2.0
Set< Attribute<X,?>> getDeclaredAttributes()
Return the attributes declared by the managed type.
Return the attributes declared by the managed type. Returns empty set if the managed type has no declared attributes.
Returns:
declared attributes of the managed type
Since:
JPA 2.0
CollectionAttribute<X,?> getDeclaredCollection(String name)
Return the Collection-valued attribute declared by the managed type that corresponds to the specified name.
Return the Collection-valued attribute declared by the managed type that corresponds to the specified name.
Parameters:
name - the name of the represented attribute
Returns:
declared CollectionAttribute of the given name
Throws:
IllegalArgumentException - if attribute of the given name is not declared in the managed type
Since:
JPA 2.0
CollectionAttribute<X,E> getDeclaredCollection(String name, Class<E> elementType)
Return the Collection-valued attribute declared by the managed type that corresponds to the specified name and Java element type.
Return the Collection-valued attribute declared by the managed type that corresponds to the specified name and Java element type.
Parameters:
name - the name of the represented attribute
elementType - the element type of the represented attribute
Returns:
declared CollectionAttribute of the given name and element type
Throws:
IllegalArgumentException - if attribute of the given name and type is not declared in the managed type
Since:
JPA 2.0
SingularAttribute<X,Y> getDeclaredId(Class<Y> type)
Return the attribute that corresponds to the id attribute declared by the entity or mapped superclass.
Return the attribute that corresponds to the id attribute declared by the entity or mapped superclass.
Parameters:
type - the type of the represented declared id attribute
Returns:
declared id attribute
Throws:
IllegalArgumentException - if id attribute of the given type is not declared in the identifiable type or if the identifiable type has an id class
Since:
JPA 2.0
ListAttribute<X,?> getDeclaredList(String name)
Return the List-valued attribute declared by the managed type that corresponds to the specified name.
Return the List-valued attribute declared by the managed type that corresponds to the specified name.
Parameters:
name - the name of the represented attribute
Returns:
declared ListAttribute of the given name
Throws:
IllegalArgumentException - if attribute of the given name is not declared in the managed type
Since:
JPA 2.0
ListAttribute<X,E> getDeclaredList(String name, Class<E> elementType)
Return the List-valued attribute declared by the managed type that corresponds to the specified name and Java element type.
Return the List-valued attribute declared by the managed type that corresponds to the specified name and Java element type.
Parameters:
name - the name of the represented attribute
elementType - the element type of the represented attribute
Returns:
declared ListAttribute of the given name and element type
Throws:
IllegalArgumentException - if attribute of the given name and type is not declared in the managed type
Since:
JPA 2.0
MapAttribute<X,?,?> getDeclaredMap(String name)
Return the Map-valued attribute declared by the managed type that corresponds to the specified name.
Return the Map-valued attribute declared by the managed type that corresponds to the specified name.
Parameters:
name - the name of the represented attribute
Returns:
declared MapAttribute of the given name
Throws:
IllegalArgumentException - if attribute of the given name is not declared in the managed type
Since:
JPA 2.0
MapAttribute<X,K,V> getDeclaredMap(String name, Class<K> keyType, Class<V> valueType)
Return the Map-valued attribute declared by the managed type that corresponds to the specified name and Java key and value types.
Return the Map-valued attribute declared by the managed type that corresponds to the specified name and Java key and value types.
Parameters:
name - the name of the represented attribute
keyType - the key type of the represented attribute
valueType - the value type of the represented attribute
Returns:
declared MapAttribute of the given name and key and value types
Throws:
IllegalArgumentException - if attribute of the given name and type is not declared in the managed type
Since:
JPA 2.0
Set< PluralAttribute<X,?,?>> getDeclaredPluralAttributes()
Return all multi-valued attributes (Collection-, Set-, List-, and Map-valued attributes) declared by the managed type.
Return all multi-valued attributes (Collection-, Set-, List-, and Map-valued attributes) declared by the managed type. Returns empty set if the managed type has no declared multi-valued attributes.
Returns:
declared Collection-, Set-, List-, and Map-valued attributes
Since:
JPA 2.0
SetAttribute<X,?> getDeclaredSet(String name)
Return the Set-valued attribute declared by the managed type that corresponds to the specified name.
Return the Set-valued attribute declared by the managed type that corresponds to the specified name.
Parameters:
name - the name of the represented attribute
Returns:
declared SetAttribute of the given name
Throws:
IllegalArgumentException - if attribute of the given name is not declared in the managed type
Since:
JPA 2.0
SetAttribute<X,E> getDeclaredSet(String name, Class<E> elementType)
Return the Set-valued attribute declared by the managed type that corresponds to the specified name and Java element type.
Return the Set-valued attribute declared by the managed type that corresponds to the specified name and Java element type.
Parameters:
name - the name of the represented attribute
elementType - the element type of the represented attribute
Returns:
declared SetAttribute of the given name and element type
Throws:
IllegalArgumentException - if attribute of the given name and type is not declared in the managed type
Since:
JPA 2.0
SingularAttribute<X,?> getDeclaredSingularAttribute(String name)
Return the single-valued attribute declared by the managed type that corresponds to the specified name.
Return the single-valued attribute declared by the managed type that corresponds to the specified name.
Parameters:
name - the name of the represented attribute
Returns:
declared single-valued attribute of the given name
Throws:
IllegalArgumentException - if attribute of the given name is not declared in the managed type
Since:
JPA 2.0
SingularAttribute<X,Y> getDeclaredSingularAttribute(String name, Class<Y> type)
Return the single-valued attribute declared by the managed type that corresponds to the specified name and Java type.
Return the single-valued attribute declared by the managed type that corresponds to the specified name and Java type.
Parameters:
name - the name of the represented attribute
type - the type of the represented attribute
Returns:
declared single-valued attribute of the given name and type
Throws:
IllegalArgumentException - if attribute of the given name and type is not declared in the managed type
Since:
JPA 2.0
Set< SingularAttribute<X,?>> getDeclaredSingularAttributes()
Return the single-valued attributes declared by the managed type.
Return the single-valued attributes declared by the managed type. Returns empty set if the managed type has no declared single-valued attributes.
Returns:
declared single-valued attributes
Since:
JPA 2.0
SingularAttribute<X,Y> getDeclaredVersion(Class<Y> type)
Return the attribute that corresponds to the version attribute declared by the entity or mapped superclass.
Return the attribute that corresponds to the version attribute declared by the entity or mapped superclass.
Parameters:
type - the type of the represented declared version attribute
Returns:
declared version attribute
Throws:
IllegalArgumentException - if version attribute of the type is not declared in the identifiable type
Since:
JPA 2.0
SingularAttribute<?,Y> getId(Class<Y> type)
Return the attribute that corresponds to the id attribute of the entity or mapped superclass.
Return the attribute that corresponds to the id attribute of the entity or mapped superclass.
Parameters:
type - the type of the represented id attribute
Returns:
id attribute
Throws:
IllegalArgumentException - if id attribute of the given type is not present in the identifiable type or if the identifiable type has an id class
Since:
JPA 2.0
Set< SingularAttribute<?,?>> getIdClassAttributes()
Return the attributes corresponding to the id class of the identifiable type.
Return the attributes corresponding to the id class of the identifiable type.
Returns:
id attributes
Throws:
IllegalArgumentException - if the identifiable type does not have an id class
Since:
JPA 2.0
Type<?> getIdType()
Return the type that represents the type of the id.
Return the type that represents the type of the id.
Returns:
type of id
Since:
JPA 2.0
Class<X> getJavaType()
Return the represented Java type.
Return the represented Java type.
Returns:
Java type
Since:
JPA 2.0
ListAttribute<?,?> getList(String name)
Return the List-valued attribute of the managed type that corresponds to the specified name.
Return the List-valued attribute of the managed type that corresponds to the specified name.
Parameters:
name - the name of the represented attribute
Returns:
ListAttribute of the given name
Throws:
IllegalArgumentException - if attribute of the given name is not present in the managed type
Since:
JPA 2.0
ListAttribute<?,E> getList(String name, Class<E> elementType)
Return the List-valued attribute of the managed type that corresponds to the specified name and Java element type.
Return the List-valued attribute of the managed type that corresponds to the specified name and Java element type.
Parameters:
name - the name of the represented attribute
elementType - the element type of the represented attribute
Returns:
ListAttribute of the given name and element type
Throws:
IllegalArgumentException - if attribute of the given name and type is not present in the managed type
Since:
JPA 2.0
MapAttribute<?,?,?> getMap(String name)
Return the Map-valued attribute of the managed type that corresponds to the specified name.
Return the Map-valued attribute of the managed type that corresponds to the specified name.
Parameters:
name - the name of the represented attribute
Returns:
MapAttribute of the given name
Throws:
IllegalArgumentException - if attribute of the given name is not present in the managed type
Since:
JPA 2.0
MapAttribute<?,K,V> getMap(String name, Class<K> keyType, Class<V> valueType)
Return the Map-valued attribute of the managed type that corresponds to the specified name and Java key and value types.
Return the Map-valued attribute of the managed type that corresponds to the specified name and Java key and value types.
Parameters:
name - the name of the represented attribute
keyType - the key type of the represented attribute
valueType - the value type of the represented attribute
Returns:
MapAttribute of the given name and key and value types
Throws:
IllegalArgumentException - if attribute of the given name and type is not present in the managed type
Since:
JPA 2.0
PersistenceType getPersistenceType()
Return the persistence type.
Return the persistence type.
Returns:
persistence type
Since:
JPA 2.0
Set< PluralAttribute<?,?,?>> getPluralAttributes()
Return all multi-valued attributes (Collection-, Set-, List-, and Map-valued attributes) of the managed type.
Return all multi-valued attributes (Collection-, Set-, List-, and Map-valued attributes) of the managed type. Returns empty set if the managed type has no multi-valued attributes.
Returns:
Collection-, Set-, List-, and Map-valued attributes
Since:
JPA 2.0
SetAttribute<?,?> getSet(String name)
Return the Set-valued attribute of the managed type that corresponds to the specified name.
Return the Set-valued attribute of the managed type that corresponds to the specified name.
Parameters:
name - the name of the represented attribute
Returns:
SetAttribute of the given name
Throws:
IllegalArgumentException - if attribute of the given name is not present in the managed type
Since:
JPA 2.0
SetAttribute<?,E> getSet(String name, Class<E> elementType)
Return the Set-valued attribute of the managed type that corresponds to the specified name and Java element type.
Return the Set-valued attribute of the managed type that corresponds to the specified name and Java element type.
Parameters:
name - the name of the represented attribute
elementType - the element type of the represented attribute
Returns:
SetAttribute of the given name and element type
Throws:
IllegalArgumentException - if attribute of the given name and type is not present in the managed type
Since:
JPA 2.0
SingularAttribute<?,?> getSingularAttribute(String name)
Return the single-valued attribute of the managed type that corresponds to the specified name.
Return the single-valued attribute of the managed type that corresponds to the specified name.
Parameters:
name - the name of the represented attribute
Returns:
single-valued attribute with the given name
Throws:
IllegalArgumentException - if attribute of the given name is not present in the managed type
Since:
JPA 2.0
SingularAttribute<?,Y> getSingularAttribute(String name, Class<Y> type)
Return the single-valued attribute of the managed type that corresponds to the specified name and Java type.
Return the single-valued attribute of the managed type that corresponds to the specified name and Java type.
Parameters:
name - the name of the represented attribute
type - the type of the represented attribute
Returns:
single-valued attribute with given name and type
Throws:
IllegalArgumentException - if attribute of the given name and type is not present in the managed type
Since:
JPA 2.0
Set< SingularAttribute<?,?>> getSingularAttributes()
Return the single-valued attributes of the managed type.
Return the single-valued attributes of the managed type. Returns empty set if the managed type has no single-valued attributes.
Returns:
single-valued attributes
Since:
JPA 2.0
IdentifiableType<?> getSupertype()
Return the identifiable type that corresponds to the most specific mapped superclass or entity extended by the entity or mapped superclass.
Return the identifiable type that corresponds to the most specific mapped superclass or entity extended by the entity or mapped superclass.
Returns:
supertype of identifiable type or null if no such supertype
Since:
JPA 2.0
SingularAttribute<?,Y> getVersion(Class<Y> type)
Return the attribute that corresponds to the version attribute of the entity or mapped superclass.
Return the attribute that corresponds to the version attribute of the entity or mapped superclass.
Parameters:
type - the type of the represented version attribute
Returns:
version attribute
Throws:
IllegalArgumentException - if version attribute of the given type is not present in the identifiable type
Since:
JPA 2.0
boolean hasSingleIdAttribute()
Whether the identifiable type has a single id attribute.
Whether the identifiable type has a single id attribute. Returns true for a simple id or embedded id; returns false for an idclass.
Returns:
boolean indicating whether the identifiable type has a single id attribute
Since:
JPA 2.0
boolean hasVersionAttribute()
Whether the identifiable type has a version attribute.
Whether the identifiable type has a version attribute.
Returns:
boolean indicating whether the identifiable type has a version attribute
Since:
JPA 2.0
< EmbeddableType^ Metamodel TypesEntityType >
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