samples/dynatable/src/com/google/gwt/sample/dynatable/client/DynaTableDataProvider.java

/*
 * Copyright 2007 Google Inc.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.google.gwt.sample.dynatable.client;

/**
 * An interface for providing row-level updates of data, intended here to used
 * to update a DynaTableWidget.
 */
public interface DynaTableDataProvider {

  /**
   * An interface allow a widget to accept or report failure when a row data
   * is issued for update.
   */
  interface RowDataAcceptor {
    void accept(int startRow, String[][] rows);
    void failed(Throwable caught);
  }

  void updateRowData(int startRow, int maxRows, RowDataAcceptor acceptor);
}