com.inmethod.grid
Class AppendableDataProviderAdapter<T,S>

java.lang.Object
  com.inmethod.grid.DataProviderAdapter<T,S>
      com.inmethod.grid.AppendableDataProviderAdapter<T,S>

All Implemented Interfaces:

IAppendableDataSource<T>, IDataSource<T>, Serializable, IDetachable, IClusterable

public class AppendableDataProviderAdapter<T,S>
extends DataProviderAdapter<T,S>
implements IAppendableDataSource<T>

extends the functionality of DataProviderAdapter to make @{link IDataProvider} instances Appendable

Author:

Tom Burton

See Also:

Serialized Form

AppendableDataProviderAdapter

public AppendableDataProviderAdapter(IDataProvider<T> dataProvider)

insertRow

public void insertRow(long index,
                      T item)

Description copied from interface: IAppendableDataSource

Function for appending an item to the end of the result data

Specified by:

insertRow in interface IAppendableDataSource<T>

Parameters:

index - the index value to insert the new Item into

item - Item to append to the end of the result data

deleteRow

public void deleteRow(long index,
                      T item)

Description copied from interface: IAppendableDataSource

Function for deleting an item from the specified index of the result data

Specified by:

deleteRow in interface IAppendableDataSource<T>

Parameters:

index - the index value to delete the Item from

item - Item to be deleted

query

public void query(IDataSource.IQuery query,
                  IDataSource.IQueryResult<T> result)

Description copied from class: DataProviderAdapter

Implementation of this method should load subset of the data specified by query.getFrom() and query.getCount(). Also if the total item count can be determined, it should be passed to result.

Specified by:

query in interface IDataSource<T>

Overrides:

query in class DataProviderAdapter<T,S>

Parameters:

query - Specified the amount and position of items to be queried

result - Allows to set the total item count and result items