org.fuin.objects4j.common.DateTimeAdapter.java Source code

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Here is the source code for org.fuin.objects4j.common.DateTimeAdapter.java

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/**
 * Copyright (C) 2015 Michael Schnell. All rights reserved. 
 * http://www.fuin.org/
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 3 of the License, or (at your option) any
 * later version.
 *
 * This library 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 Lesser General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library. If not, see http://www.gnu.org/licenses/.
 */
package org.fuin.objects4j.common;

import javax.persistence.AttributeConverter;
import javax.xml.bind.annotation.adapters.XmlAdapter;

import org.joda.time.DateTime;
import org.joda.time.format.ISODateTimeFormat;

/**
 * Joda date time JAXB adapter and JPA converter.
 */
public final class DateTimeAdapter extends XmlAdapter<String, DateTime>
        implements AttributeConverter<DateTime, String> {

    @Override
    public final DateTime unmarshal(final String str) {
        if (str == null) {
            return null;
        }
        return DateTime.parse(str, ISODateTimeFormat.dateTimeParser());
    }

    @Override
    public final String marshal(final DateTime value) {
        if (value == null) {
            return null;
        }
        return ISODateTimeFormat.dateTime().print(value);
    }

    @Override
    public final String convertToDatabaseColumn(final DateTime value) {
        if (value == null) {
            return null;
        }
        return ISODateTimeFormat.dateTime().print(value);
    }

    @Override
    public final DateTime convertToEntityAttribute(final String str) {
        if (str == null) {
            return null;
        }
        return DateTime.parse(str, ISODateTimeFormat.dateTimeParser());
    }

}