com.sap.cds.ql.cqn

Interface CqnSource

All Known Subinterfaces:

CqnSelect, CqnStructuredTypeRef, Source<T>, StructuredType<T>, StructuredTypeRef

All Known Implementing Classes:

Select

public interface CqnSource

Method Summary

Modifier and Type	Method and Description
void	accept(CqnVisitor visitor)
default CqnSelect	asQuery() Deprecated. instead use asSelect()
default CqnStructuredTypeRef	asRef() Casts this CQN source to CqnSelect.
default CqnSelect	asSelect() Casts this CQN source to a CqnSelect.
default boolean	isQuery() Deprecated. instead use isSelect()
default boolean	isRef() Returns true if this is a CqnStructuredTypeRef.
default boolean	isSelect() Returns true if this is a CqnSelect statement.

Method Detail

isRef

default boolean isRef()

Returns true if this is a CqnStructuredTypeRef.

Returns:

true if this is a structured type reference, otherwise false

isSelect

default boolean isSelect()

Returns true if this is a CqnSelect statement.

Returns:

true if this is a select statement, otherwise false

isQuery

@Deprecated
default boolean isQuery()

Deprecated. instead use isSelect()

Returns true if this is a CqnSelect statement.

Returns:

true if this is a select statement, otherwise false

asRef

default CqnStructuredTypeRef asRef()

Casts this CQN source to CqnSelect.

Returns:

this CQN source as a CqnSelect

Throws:

ClassCastException - if this CQN source is not a select

asSelect

default CqnSelect asSelect()

Casts this CQN source to a CqnSelect.

Returns:

this CQN source as a CqnSelect

Throws:

ClassCastException - if this CQN source is not a select

asQuery

default CqnSelect asQuery()

Deprecated. instead use asSelect()

Casts this CQN source to a CqnSelect.

Returns:

this source as a CqnSelect

Throws:

ClassCastException - if this CQN source is not a select

accept

void accept(CqnVisitor visitor)