com.holonplatform.vaadin.flow.data

Interface AdditionalItemsProvider<T>

Type Parameters:

T - Item type

All Superinterfaces:

Serializable

public interface AdditionalItemsProvider<T>
extends Serializable

Additional items provider. The additional items will be added to the item set returned by the actual backend query.

See Also:

DatastoreDataProvider

Method Summary

Modifier and Type	Method and Description
List<T>	getAdditionalItems(com.holonplatform.core.datastore.Datastore datastore, com.holonplatform.core.datastore.DataTarget<?> target, com.holonplatform.core.property.PropertySet<?> propertySet) Get the additional items.
int	getAdditionalItemsCount(com.holonplatform.core.datastore.Datastore datastore, com.holonplatform.core.datastore.DataTarget<?> target, com.holonplatform.core.property.PropertySet<?> propertySet) Get the additional items count.

Method Detail

getAdditionalItemsCount

int getAdditionalItemsCount(com.holonplatform.core.datastore.Datastore datastore,
                            com.holonplatform.core.datastore.DataTarget<?> target,
                            com.holonplatform.core.property.PropertySet<?> propertySet)

Get the additional items count.

Parameters:

datastore - Datastore instance

target - Data target of the backend query

propertySet - Projection of the backend query

Returns:

The additional items count, 0 if none

getAdditionalItems

List<T> getAdditionalItems(com.holonplatform.core.datastore.Datastore datastore,
                           com.holonplatform.core.datastore.DataTarget<?> target,
                           com.holonplatform.core.property.PropertySet<?> propertySet)

Get the additional items.

Parameters:

datastore - Datastore instance

target - Data target of the backend query

propertySet - Projection of the backend query

Returns:

The additional items list. List size must match the getAdditionalItemsCount(Datastore, DataTarget, PropertySet) value