Package com.vaadin.flow.component.grid.dataview

Class 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 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

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method 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

        addIdentifierProviderChangeListener, addItemCountChangeListener, equals, getIdentifierProvider, refreshAll, refreshItem, verifyDataProviderType

      • 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>