Application: gvSIG desktop

package com.hardcode.gdbms.engine.data.db;

import java.awt.geom.Rectangle2D;

import java.sql.SQLException;

import com.hardcode.gdbms.engine.data.SpatialDataSource;

import com.hardcode.gdbms.engine.data.driver.DriverException;

import com.hardcode.gdbms.engine.data.driver.SpatialDBDriver;

import com.hardcode.gdbms.engine.spatial.Geometry;

/**

 * 

 */

public class DBSpatialDataSourceAdapter extends DBDataSourceAdapter implements

        DBDataSource, SpatialDataSource {

    public void start() throws DriverException {

        try {

            if (sem == 0) {

                con = getConnection();

                SpatialDBTableSourceInfo info = (SpatialDBTableSourceInfo) getSourceInfo();

                ((SpatialDBDriver) driver).open(con, sql, info.tableName, info.geometryField);

            }

            sem++;

        } catch (SQLException e) {

            throw new DriverException(e);

        }

    }

    /**

     * @throws DriverException

     * @see com.hardcode.gdbms.engine.data.SpatialDataSource#getFullExtent()

     */

    public Rectangle2D getFullExtent() throws DriverException {

        return ((SpatialDBDriver) getDriver()).getFullExtent();

    }

    /**

     * @throws DriverException

     * @see com.hardcode.gdbms.engine.data.SpatialDataSource#getGeometry(long)

     */

    public Geometry getGeometry(long rowIndex) throws DriverException {

        return ((SpatialDBDriver) getDriver()).getGeometry(rowIndex);

    }

    /**

     * @see com.hardcode.gdbms.engine.data.driver.SpatialDriver#getJTSGeometry(long)

     */

    public com.vividsolutions.jts.geom.Geometry getJTSGeometry(long rowIndex) throws DriverException {

        return ((SpatialDBDriver) getDriver()).getJTSGeometry(rowIndex);

    }

}