com.vaadin.shared.data.DataRequestRpc API 8.27.7 | Vaadin

com.vaadin.shared.data.

All Superinterfaces:

Serializable, ServerRpc

All Known Implementing Classes:

DataCommunicator.SimpleDataRequestRpc
```
public interface DataRequestRpc
extends ServerRpc
```
RPC interface used for requesting container data to the client.

Since:

7.4

Author:

Vaadin Ltd

Method Summary

All Methods
Modifier and Type	Method	Description
`void`	`dropRows(elemental.json.JsonArray rowKeys)`	Informs the server that items have been dropped from the client cache.
`void`	`requestRows(int firstRowIndex, int numberOfRows, int firstCachedRowIndex, int cacheSize)`	Request rows from the server.

- Method Detail
  - requestRows
```
@NoLoadingIndicator
void requestRows(int firstRowIndex,
                 int numberOfRows,
                 int firstCachedRowIndex,
                 int cacheSize)
```
    Request rows from the server.
    
    Parameters:
    
    firstRowIndex - the index of the first requested row
    
    numberOfRows - the number of requested rows
    
    firstCachedRowIndex - the index of the first cached row
    
    cacheSize - the number of cached rows
  - dropRows
```
@Delayed
@NoLoadingIndicator
void dropRows(elemental.json.JsonArray rowKeys)
```
    Informs the server that items have been dropped from the client cache.
    
    Parameters:
    
    rowKeys - array of dropped keys mapping to items
    
    Since:
    
    7.6