/**
 * Copyright 2008-2009 DRIVER PROJECT (Bielefeld University)
 * Original author: Marek Imialek <marek.imialek at uni-bielefeld.de>
 *
 * 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 eu.dnetlib.common.ws.dataprov;

import eu.dnetlib.common.ws.dataprov.IDataProvider;
import eu.dnetlib.common.ws.dataprov.DataProviderException;

/**
 * Interface containing callback methods for creating mdstore. 
 * @author <a href="mailto:marek.imialek at uni-bielefeld.de">Marek Imialek</a>
 * @version 0.0.1  
 *
 */
public interface IDataProviderExt extends IDataProvider {

	public static final String STATUS_OPEN 		= "open";
	
	public static final String STATUS_CLOSED	= "closed";

	/**
	 * Returns part of bulk data limited by fromPosition and toPosition.
	 * Used internally by IndexResultSet.
	 * @param bd_id
	 * @param fromPosition
	 * @param toPosition
	 * @return bulkData content
	 * @throws DataProviderException 
	 */
   public String[] getSimpleBulkData(
       String bd_id,
       int fromPosition,
       int toPosition)
       throws DataProviderException;

}