Class RadioButtonGroupDataView<T>

java.lang.Object
com.vaadin.flow.data.provider.AbstractDataView<T>
com.vaadin.flow.component.radiobutton.dataview.RadioButtonGroupDataView<T>
Type Parameters:
T - the item type
All Implemented Interfaces:
DataView<T>, Serializable

public class RadioButtonGroupDataView<T> extends AbstractDataView<T>
Implementation of generic data view for RadioButtonGroup.
Since:
See Also:
  • Constructor Details

    • RadioButtonGroupDataView

      public RadioButtonGroupDataView(SerializableSupplier<? extends DataProvider<T,?>> dataProviderSupplier, RadioButtonGroup radioButtonGroup)
      Constructs a new DataView.
      Parameters:
      dataProviderSupplier - data provider supplier
      radioButtonGroup - radioButton group instance for this DataView
    • RadioButtonGroupDataView

      public RadioButtonGroupDataView(SerializableSupplier<? extends DataProvider<T,?>> dataProviderSupplier, RadioButtonGroup radioButtonGroup, SerializableConsumer<IdentifierProvider<T>> identifierChangedCallback)
      Constructs a new DataView.
      Parameters:
      dataProviderSupplier - data provider supplier
      radioButtonGroup - radioButton group instance for this DataView
      identifierChangedCallback - callback method which should be called when identifierProvider is changed
  • Method Details

    • getSupportedDataProviderType

      protected Class<?> getSupportedDataProviderType()
      Description copied from class: AbstractDataView
      Returns supported DataProvider type for this DataView.
      Specified by:
      getSupportedDataProviderType in class AbstractDataView<T>
      Returns:
      supported data provider type
    • getItem

      public T getItem(int index)
      Description copied from interface: DataView
      Gets the item at the given index from the data available to the component. Data is filtered and sorted the same way as in the component.
      Parameters:
      index - item index number
      Returns:
      item on index
    • setIdentifierProvider

      public void setIdentifierProvider(IdentifierProvider<T> identifierProvider)
      Description copied from interface: DataView
      Sets an identifier provider, which returns an identifier for the given item. The identifier is used for comparing the equality of items. Usage example: dataView.setIdentifiedProvider(Item::getId);.
      Specified by:
      setIdentifierProvider in interface DataView<T>
      Overrides:
      setIdentifierProvider in class AbstractDataView<T>
      Parameters:
      identifierProvider - function that returns the non-null identifier for a given item