/**
* H2GIS is a library that brings spatial support to the H2 Database Engine
* <http://www.h2database.com>. H2GIS is developed by CNRS
* <http://www.cnrs.fr/>.
*
* This code is part of the H2GIS project. H2GIS 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 3.0 of the License.
*
* H2GIS 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 <http://www.gnu.org/licenses/>.
*
*
* For more information, please consult: <http://www.h2gis.org/>
* or contact directly: info_at_h2gis.org
*/
package org.h2gis.api;
/**
* Main interface for SQL Functions services.
* @author Nicolas Fortin
*/
public interface Function {
/** SQL function name, take class name by default */
String PROP_NAME = "name";
/** SQL Function description */
String PROP_REMARKS = "remarks";
/**
* Optional function properties
* @param propertyName
* @return The value or null if not exists
*/
Object getProperty(String propertyName);
}