Application: gvSIG desktop

package org.gvsig.fmap.dal.store.mdb.operations;

import org.apache.commons.codec.binary.Hex;

import org.gvsig.fmap.geom.Geometry;

import org.gvsig.fmap.geom.operation.GeometryOperationException;

import org.gvsig.fmap.geom.operation.GeometryOperationNotSupportedException;

import org.gvsig.tools.dataTypes.AbstractCoercion;

import org.gvsig.tools.dataTypes.CoercionContext;

import org.gvsig.tools.dataTypes.CoercionException;

/**

 *

 * @author omartinez

 */

public class CoercionGeometryToString extends AbstractCoercion {

//    private final FieldFormatter formater;

     public CoercionGeometryToString() {

//        this.formater = new FieldFormatter();

    }

    @Override

    public Object coerce(Object value, CoercionContext context) throws CoercionException {

        if( value instanceof Geometry ) {

            Geometry geom = (Geometry) value;

            byte[] wkb;

            try {

                wkb = geom.convertToWKB();

            } catch (GeometryOperationException ex) {

                throw new CoercionException("Not able to convert geometry to WKB format");

            } catch (GeometryOperationNotSupportedException ex) {

                throw new CoercionException("Not able to convert geometry to WKB format");

            }

            String hexString = Hex.encodeHexString(wkb);

            return hexString;

        }

        return null;

    }

}