ListBoxDataView (Vaadin Platform (vaadin-platform-javadoc) 23.0.13 API)

java.lang.Object
- com.vaadin.flow.data.provider.AbstractDataView<T>
- - com.vaadin.flow.component.listbox.dataview.ListBoxDataView<T>

Type Parameters:

T - the item type

All Implemented Interfaces:

DataView<T>, Serializable
```
public class ListBoxDataView<T>
extends AbstractDataView<T>
```
Implementation of generic data view for ListBox.

Since:

See Also:

Serialized Form

Field Summary
- Fields inherited from class com.vaadin.flow.data.provider.AbstractDataView
  component, dataProviderSupplier, NULL_IDENTIFIER_ERROR_MESSAGE, NULL_ITEM_ERROR_MESSAGE

Constructor Summary

Constructors
Constructor	Description
`ListBoxDataView(SerializableSupplier<? extends DataProvider<T,?>> dataProviderSupplier, ListBoxBase listBox)`	Constructs a new generic data view for ListBox 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
`T`	`getItem(int index)`	Gets the item at the given index from the data available to the component.
`protected Class<?>`	`getSupportedDataProviderType()`	Returns supported `DataProvider` type for this `DataView`.

Methods inherited from class com.vaadin.flow.data.provider.AbstractDataView
addItemCountChangeListener, equals, getIdentifierProvider, getItems, refreshAll, refreshItem, setIdentifierProvider, verifyDataProviderType

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - ListBoxDataView
```
public ListBoxDataView(SerializableSupplier<? extends DataProvider<T,?>> dataProviderSupplier,
                       ListBoxBase listBox)
```
    Constructs a new generic data view for ListBox and verifies the passed data provider is compatible with this data view implementation.
    
    Parameters:
    
    dataProviderSupplier - data provider supplier
    
    listBox - list box instance for this DataView
- Method Detail
  - 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