/* Ara - capture species and specimen data
*
* Copyright (C) 2009 INBio (Instituto Nacional de Biodiversidad)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.inbio.ara.eao.gis.impl;
import org.inbio.ara.eao.gis.*;
import javax.ejb.Stateless;
import javax.persistence.Query;
import org.inbio.ara.eao.BaseEAOImpl;
import org.inbio.ara.persistence.gis.Projection;
import org.postgis.*;
import java.sql.*;
/**
*
* @author esmata
*/
@Stateless
public class ProjectionEAOImpl extends BaseEAOImpl<Projection,Long>
implements ProjectionEAOLocal {
public String reprojection(float valueX, float valueY, Long projectionSRID, Long reprojectioSRID)
{
String result = "";
String selectString ="SELECT text(ST_AsEWKT(ST_Transform(ST_GeomFromEWKT(\'SRID="+projectionSRID+";POINT("+valueX+" "+ valueY+")\'), "+ reprojectioSRID+")))";
//Connection connPostgis;
try
{
System.out.println(selectString);
Query reprojectionQuery = em.createNativeQuery(selectString);
result = reprojectionQuery.getSingleResult().toString();
}
catch(Exception e)
{
System.out.println("Error al crear la conexion;");
e.printStackTrace();
}
return result;
}
}