/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2002-2008, Open Source Geospatial Foundation (OSGeo)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License.
*
* This library 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.
*/
package org.geotools.jdbc;
import java.sql.Connection;
import java.sql.SQLException;
import org.opengis.feature.type.FeatureType;
/**
* A strategy object used by the {@link JDBCDataStore} to determine the {@link PrimaryKey} for a
* certain {@link FeatureType}
*
* @author Andrea Aime - OpenGeo
*
*
* @source $URL: http://svn.osgeo.org/geotools/trunk/modules/library/jdbc/src/main/java/org/geotools/jdbc/PrimaryKeyFinder.java $
*/
public abstract class PrimaryKeyFinder {
/**
* Returns the {@link PrimaryKey}, or {@code null} if a specific type could not be determined
* (the datastore will fall back on {@link NullPrimaryKey} in that case. It is advised to return
*
* @param schema
* @param table
* @param cx
* @return
*/
public abstract PrimaryKey getPrimaryKey(JDBCDataStore store, String schema, String table, Connection cx) throws SQLException;
}