/**
* AnalyzerBeans
* Copyright (C) 2014 Neopost - Customer Information Management
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.eobjects.analyzer.job.runner;
import org.eobjects.analyzer.beans.api.OutputRowCollector;
import org.eobjects.analyzer.data.InputRow;
/**
* Interface for components that generate {@link InputRow} id's. These should be
* guaranteed unique.
*/
public interface RowIdGenerator {
/**
* Gets the next unique id, for a physical row.
*
* @return
*/
public int nextPhysicalRowId();
/**
* Gets a new unique id, for a virtual/transformed row. This will only be
* invoked in case of transformers that use the {@link OutputRowCollector}
*
* @return
*/
public int nextVirtualRowId();
}