com.floreantpos.model.dao.RefundTransactionDAO.java Source code

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Here is the source code for com.floreantpos.model.dao.RefundTransactionDAO.java

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/**
 * ************************************************************************
 * * The contents of this file are subject to the MRPL 1.2
 * * (the  "License"),  being   the  Mozilla   Public  License
 * * Version 1.1  with a permitted attribution clause; you may not  use this
 * * file except in compliance with the License. You  may  obtain  a copy of
 * * the License at http://www.floreantpos.org/license.html
 * * Software distributed under the License  is  distributed  on  an "AS IS"
 * * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
 * * License for the specific  language  governing  rights  and  limitations
 * * under the License.
 * * The Original Code is FLOREANT POS.
 * * The Initial Developer of the Original Code is OROCUBE LLC
 * * All portions are Copyright (C) 2015 OROCUBE LLC
 * * All Rights Reserved.
 * ************************************************************************
 */
package com.floreantpos.model.dao;

import java.util.List;

import org.hibernate.Criteria;
import org.hibernate.Session;
import org.hibernate.criterion.ProjectionList;
import org.hibernate.criterion.Projections;
import org.hibernate.criterion.Restrictions;

import com.floreantpos.model.RefundTransaction;
import com.floreantpos.model.Terminal;
import com.floreantpos.model.util.RefundSummary;

public class RefundTransactionDAO extends BaseRefundTransactionDAO {

    /**
     * Default constructor.  Can be used in place of getInstance()
     */
    public RefundTransactionDAO() {
    }

    public RefundSummary getTotalRefundForTerminal(Terminal terminal) {
        Session session = null;
        RefundSummary refundSummary = new RefundSummary();

        try {
            session = getSession();

            Criteria criteria = session.createCriteria(getReferenceClass());

            ProjectionList projectionList = Projections.projectionList();
            projectionList.add(Projections.rowCount());
            projectionList.add(Projections.sum(RefundTransaction.PROP_AMOUNT));
            criteria.setProjection(projectionList);

            criteria.add(Restrictions.eq(RefundTransaction.PROP_TERMINAL, terminal));
            criteria.add(Restrictions.eq(RefundTransaction.PROP_DRAWER_RESETTED, Boolean.FALSE));

            List list = criteria.list();
            if (list.size() > 0) {
                Object[] objects = (Object[]) list.get(0);

                if (objects.length > 0 && objects[0] != null) {
                    refundSummary.setCount(((Number) objects[0]).intValue());
                }

                if (objects.length > 1 && objects[1] != null) {
                    refundSummary.setAmount(((Number) objects[1]).doubleValue());
                }
            }
            return refundSummary;
        } finally {
            closeSession(session);
        }

    }
}