com.sap.cds

Interface Row

All Superinterfaces:

CdsData, JSONizable, Map<String,Object>

public interface Row
extends CdsData

Represents a single result data set of the CdsDataStore. It can be accessed as a Map or, via the as method, in a typed way by an accessor interface. Moreover, it can be serialized to JSON.

Nested Class Summary

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K,V>

Method Summary

Modifier and Type	Method and Description
<T> T	as(Class<T> type) Returns this Row mapped to the given type.
StructuredType<?>	ref() Returns a reference to the entity this row originates from.
default StructuredType<?>	to(String path) Returns a reference from the entity this row originates from along the given path.

Methods inherited from interface java.util.Map

clear, compute, computeIfAbsent, computeIfPresent, containsKey, containsValue, entrySet, equals, forEach, get, getOrDefault, hashCode, isEmpty, keySet, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, replaceAll, size, values

Methods inherited from interface com.sap.cds.JSONizable

toJson

Method Detail

as

<T> T as(Class<T> type)

Returns this Row mapped to the given type.

Type Parameters:

T - the return type

Parameters:

type - the type this Row is mapped to

Returns:

this Row mapped to type T

ref

StructuredType<?> ref()

Returns a reference to the entity this row originates from.

Returns:

the entity reference

Throws:

CdsException - if this row does not reference an entity

to

default StructuredType<?> to(String path)

Returns a reference from the entity this row originates from along the given path.

Parameters:

path - a path of association names separated by '.'

Returns:

the entity reference

Throws:

CdsException - if this row does not reference an entity