com.vaadin.flow.component.grid.dataview

Class GridListDataView<T>

java.lang.Object

com.vaadin.flow.data.provider.AbstractDataView<T>

com.vaadin.flow.data.provider.AbstractListDataView<T>

com.vaadin.flow.component.grid.dataview.GridListDataView<T>

Type Parameters:

T - data type

All Implemented Interfaces:

com.vaadin.flow.data.provider.DataView<T>, com.vaadin.flow.data.provider.ListDataView<T,com.vaadin.flow.data.provider.AbstractListDataView<T>>, Serializable

public class GridListDataView<T>
extends com.vaadin.flow.data.provider.AbstractListDataView<T>

Data view implementation for Grid with in-memory list data. Provides information on the data and allows operations on it.

Since:

See Also:

Serialized Form

Field Summary

Fields inherited from class com.vaadin.flow.data.provider.AbstractDataView

component, dataProviderSupplier, NULL_IDENTIFIER_ERROR_MESSAGE

Constructor Summary

Constructors

Constructor and Description

GridListDataView(com.vaadin.flow.data.provider.DataCommunicator<T> dataCommunicator, Grid<T> grid, com.vaadin.flow.function.SerializableBiConsumer<com.vaadin.flow.function.SerializablePredicate<T>,com.vaadin.flow.function.SerializableComparator<T>> filterOrSortingChangedCallback) Creates a new instance of Grid in-memory data view and verifies the passed data provider is compatible with this data view implementation.

Method Summary

Modifier and Type	Method and Description
int	getItemCount()
Stream<T>	getItems()
void	setIdentifierProvider(com.vaadin.flow.data.provider.IdentifierProvider<T> identifierProvider)

Methods inherited from class com.vaadin.flow.data.provider.AbstractListDataView

addFilter, addItem, addItemAfter, addItemBefore, addItems, addItemsAfter, addItemsBefore, addSortComparator, addSortOrder, contains, getDataProvider, getItem, getNextItem, getPreviousItem, getSupportedDataProviderType, removeFilters, removeItem, removeItems, removeSorting, setFilter, setSortComparator, setSortOrder, validateItemIndex

Methods inherited from class com.vaadin.flow.data.provider.AbstractDataView

addItemCountChangeListener, equals, getIdentifierProvider, refreshAll, refreshItem, verifyDataProviderType

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.vaadin.flow.data.provider.DataView

addItemCountChangeListener, refreshAll, refreshItem

Constructor Detail

GridListDataView

public GridListDataView(com.vaadin.flow.data.provider.DataCommunicator<T> dataCommunicator,
                        Grid<T> grid,
                        com.vaadin.flow.function.SerializableBiConsumer<com.vaadin.flow.function.SerializablePredicate<T>,com.vaadin.flow.function.SerializableComparator<T>> filterOrSortingChangedCallback)

Creates a new instance of Grid in-memory data view and verifies the passed data provider is compatible with this data view implementation.

Parameters:

dataCommunicator - the data communicator of the Grid, not null

grid - the Grid component, not null

filterOrSortingChangedCallback - callback, which is being invoked when the Grid's filtering or sorting changes, not null

Method Detail

getItems

public Stream<T> getItems()

Specified by:

getItems in interface com.vaadin.flow.data.provider.DataView<T>

Overrides:

getItems in class com.vaadin.flow.data.provider.AbstractListDataView<T>

getItemCount

public int getItemCount()

Specified by:

getItemCount in interface com.vaadin.flow.data.provider.ListDataView<T,com.vaadin.flow.data.provider.AbstractListDataView<T>>

Overrides:

getItemCount in class com.vaadin.flow.data.provider.AbstractListDataView<T>

setIdentifierProvider

public void setIdentifierProvider(com.vaadin.flow.data.provider.IdentifierProvider<T> identifierProvider)

Specified by:

setIdentifierProvider in interface com.vaadin.flow.data.provider.DataView<T>

Overrides:

setIdentifierProvider in class com.vaadin.flow.data.provider.AbstractDataView<T>