br.com.webbudget.domain.model.repository.miscellany.ClosingRepository.java Source code

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Here is the source code for br.com.webbudget.domain.model.repository.miscellany.ClosingRepository.java

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/*
 * Copyright (C) 2015 Arthur Gregorio, AG.Software
 *
 * 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/>.
 */
package br.com.webbudget.domain.model.repository.miscellany;

import br.com.webbudget.domain.model.entity.miscellany.Closing;
import br.com.webbudget.domain.model.repository.GenericRepository;
import java.math.BigDecimal;
import org.hibernate.Criteria;
import org.hibernate.criterion.DetachedCriteria;
import org.hibernate.criterion.Projections;
import org.hibernate.criterion.Property;

/**
 *
 * @author Arthur Gregorio
 *
 * @version 1.2.0
 * @since 1.0.0, 22/04/2014
 */
public class ClosingRepository extends GenericRepository<Closing, Long> implements IClosingRepository {

    /**
     *
     * @return
     */
    @Override
    public BigDecimal findLastAccumulated() {

        final Criteria criteria = this.createCriteria();

        final DetachedCriteria mostRecent = DetachedCriteria.forClass(Closing.class)
                .setProjection(Projections.max("closingDate"));

        criteria.add(Property.forName("closingDate").eq(mostRecent));
        criteria.setProjection(Projections.sum("accumulated"));

        return (BigDecimal) criteria.uniqueResult();
    }
}