DoubleParserFromStringHandler.java

/**
 *
 *    geo-platform
 *    Rich webgis framework
 *    http://geo-platform.org
 *   ====================================================================
 *
 *   Copyright (C) 2008-2017 geoSDI Group (CNR IMAA - Potenza - ITALY).
 *
 *   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/
 *
 *   ====================================================================
 *
 *   Linking this library statically or dynamically with other modules is
 *   making a combined work based on this library. Thus, the terms and
 *   conditions of the GNU General Public License cover the whole combination.
 *
 *   As a special exception, the copyright holders of this library give you permission
 *   to link this library with independent modules to produce an executable, regardless
 *   of the license terms of these independent modules, and to copy and distribute
 *   the resulting executable under terms of your choice, provided that you also meet,
 *   for each linked independent module, the terms and conditions of the license of
 *   that module. An independent module is a module which is not derived from or
 *   based on this library. If you modify this library, you may extend this exception
 *   to your version of the library, but you are not obligated to do so. If you do not
 *   wish to do so, delete this exception statement from your version.
 */
package org.geosdi.geoplatform.support.primitive.string.responsibility;

import static org.geosdi.geoplatform.support.primitive.string.responsibility.GPPrimitiveParserFromStringHandler.IGPPrimitiveParserFromStringType.GPPrimitiveParserFromStringType.DOUBLE;

/**
 * @author Giuseppe La Scaleia - CNR IMAA geoSDI Group
 * @email giuseppe.lascaleia@geosdi.org
 */
class DoubleParserFromStringHandler extends AbstractPrimitiveParserFromStringHandler<Double> {

    public DoubleParserFromStringHandler() {
        super.setSuccessor(new TemporalParserFromStringHandler());
    }

    /**
     * @param value
     * @return {@link Class<Double>}
     * @throws Exception
     */
    @Override
    public Class<Double> parseValue(String value) throws Exception {
        return (canParseValue(value) ? getPrimitiveType() : super.forwardParseValue(value));
    }

    /**
     * @return {@link ParserType}
     */
    @Override
    public <ParserType extends IGPPrimitiveParserFromStringType> ParserType getParserType() {
        return (ParserType) DOUBLE;
    }

    /**
     * @return {@link Class<Double>}
     */
    @Override
    public Class<Double> getPrimitiveType() {
        return Double.TYPE;
    }

    /**
     * @param value
     * @return {@link Boolean}
     */
    @Override
    protected Boolean canParseValue(String value) {
        try {
            Double.parseDouble(value);
            logger.debug("##########################PRIMITIVE_PARSER : {} parse value as Double : {}\n",
                    getParserType(), value);
            return Boolean.TRUE;
        } catch (NumberFormatException ex) {
            logger.trace("######################ERROR FOR PARSER : {} , trying to parse Value : {}",
                    getParserType(), value);
            return Boolean.FALSE;
        }
    }
}