com.sap.cds.reflect

Interface CdsAssociationType

All Superinterfaces:

CdsAnnotatable, CdsDefinition, CdsType

public interface CdsAssociationType
extends CdsType

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static interface	CdsAssociationType.Cardinality

Method Summary

Modifier and Type	Method and Description
default void	accept(CdsVisitor visitor) Accepts a CdsVisitor visiting the elements of this definition (depth-first)
CdsAssociationType.Cardinality	getCardinality() Returns the CdsAssociationType.Cardinality of this CdsAssociation.
default String	getQualifiedName() Returns the fully qualified name of this definition.
CdsEntity	getTarget() Returns the target CdsEntity of this CdsAssociation.
default boolean	isAssociation() Returns true if this is an association type.
boolean	isComposition() Returns true if this is a composition.
Stream<CdsElement>	keys() Returns a sequential Stream over the key CdsElement definitions of this association's target CdsEntity.
Optional<CqnPredicate>	onCondition() Returns an Optional wrapping the on condition of this association.

Methods inherited from interface com.sap.cds.reflect.CdsType

as, isArrayed, isEnum, isSimple, isSimpleType, isStructured

Methods inherited from interface com.sap.cds.reflect.CdsDefinition

byNamespace, getName, getQualifier

Methods inherited from interface com.sap.cds.reflect.CdsAnnotatable

annotations, byAnnotation, findAnnotation

Method Detail

getTarget

CdsEntity getTarget()

Returns the target CdsEntity of this CdsAssociation.

Returns:

the target CdsEntity of this association, not null

getCardinality

CdsAssociationType.Cardinality getCardinality()

Returns the CdsAssociationType.Cardinality of this CdsAssociation.

Returns:

the Cardinality of this association, not null

isComposition

boolean isComposition()

Returns true if this is a composition.

Returns:

true if this is a composition, otherwise false

keys

Stream<CdsElement> keys()

Returns a sequential Stream over the key CdsElement definitions of this association's target CdsEntity.

Returns:

a sequential Stream over the target's key CdsElement definitions

onCondition

Optional<CqnPredicate> onCondition()

Returns an Optional wrapping the on condition of this association.

Returns:

an Optional describing the on condition of this association, or an empty Optional if this association has no on condition

See Also:

CqnPredicate

isAssociation

default boolean isAssociation()

Description copied from interface: CdsType

Returns true if this is an association type.

Specified by:

isAssociation in interface CdsType

Returns:

true if this is an association type, otherwise false

getQualifiedName

default String getQualifiedName()

Description copied from interface: CdsDefinition

Returns the fully qualified name of this definition.

Specified by:

getQualifiedName in interface CdsDefinition

Returns:

the fully qualified name of this definition

accept

default void accept(CdsVisitor visitor)

Description copied from interface: CdsDefinition

Accepts a CdsVisitor visiting the elements of this definition (depth-first)

Specified by:

accept in interface CdsDefinition

Parameters:

visitor - the CdsVisitor