DataGenerator (vaadin-compatibility-server 8.31-SNAPSHOT API)

All Superinterfaces:

Serializable

All Known Implementing Classes:

Grid.AbstractSelectionModel, Grid.DetailComponentManager, Grid.MultiSelectionModel, Grid.NoSelectionModel, Grid.SingleSelectionModel
```
@Deprecated
public interface DataGenerator
extends Serializable
```
Deprecated.

Interface for Grid.AbstractGridExtensions that allows adding data to row objects being sent to client by the RpcDataProviderExtension.
This class also provides a way to remove any unneeded data once the data object is no longer used on the client-side.

Since:

7.6

Author:

Vaadin Ltd

Method Summary

All Methods Instance Methods Abstract Methods Deprecated Methods
Modifier and Type	Method	Description
`void`	`destroyData(Object itemId)`	Deprecated. Informs the DataGenerator that an item id has been dropped and is no longer needed.
`void`	`generateData(Object itemId, Item item, elemental.json.JsonObject rowData)`	Deprecated. Adds data to row object for given item and item id being sent to client.

- Method Detail
  - generateData
```
void generateData(Object itemId,
                  Item item,
                  elemental.json.JsonObject rowData)
```
    Deprecated.
    
    Adds data to row object for given item and item id being sent to client.
    
    Parameters:
    
    itemId - item id of item
    
    item - item being sent to client
    
    rowData - row object being sent to client
  - destroyData
```
void destroyData(Object itemId)
```
    Deprecated.
    
    Informs the DataGenerator that an item id has been dropped and is no longer needed. This method should clean up any unneeded stored data related to the item.
    
    Parameters:
    
    itemId - removed item id