Application: gvSIG desktop

package org.gvsig.expressionevaluator.impl.repr;

import org.gvsig.expressionevaluator.ReprMethod;

import org.gvsig.expressionevaluator.ExpressionEvaluatorLocator;

import org.gvsig.expressionevaluator.ExpressionEvaluatorManager;

import org.gvsig.fmap.geom.Geometry;

import org.gvsig.fmap.geom.primitive.Envelope;

/**

 *

 * @author jjdelcerro

 */

public class ReprEnvelope implements ReprMethod {

    public ReprEnvelope() {

    }

    @Override

    public String getName() {

        return this.getClass().getSimpleName();

    }

    @Override

    public boolean isApplicable(Object value) {

        return value instanceof Envelope;

    }

    @Override

    public String repr(Object value) {

        StringBuilder builder = new StringBuilder();

        try {

            builder.append("'");

            builder.append(((Envelope) value).getGeometry().convertToWKT());

            builder.append("'::geometry");

        } catch (Exception ex) {

            builder.append("'UNKNOW'::geometry");

        }

        return builder.toString();

    }

    public static void selfRegister() {

        ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager();

        manager.addReprMethod(new ReprEnvelope());

    }

}