es.sm2.openppm.core.dao.ExpensesDAO.java Source code

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Here is the source code for es.sm2.openppm.core.dao.ExpensesDAO.java

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/*
 * Copyright (C) 2009-2015 SM2 SOFTWARE & SERVICES MANAGEMENT
 * 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 has been created in the hope that it will be useful.
 * It is distributed WITHOUT ANY WARRANTY of any Kind,
 * 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/.
 *
 * For more information, please contact SM2 Software & Services Management.
 * Mail: info@talaia-openppm.com
 * Web: http://www.talaia-openppm.com
 *
 * Module: core
 * File: ExpensesDAO.java
 * Create User: javier.hernandez
 * Create Date: 15/03/2015 12:52:46
 */

package es.sm2.openppm.core.dao;

import java.util.List;

import org.hibernate.Criteria;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.criterion.Order;
import org.hibernate.criterion.Projections;
import org.hibernate.criterion.Restrictions;

import es.sm2.openppm.core.model.impl.Budgetaccounts;
import es.sm2.openppm.core.model.impl.Expenses;
import es.sm2.openppm.core.model.impl.Project;
import es.sm2.openppm.core.model.impl.Projectcosts;
import es.sm2.openppm.utils.hibernate.dao.AbstractGenericHibernateDAO;

public class ExpensesDAO extends AbstractGenericHibernateDAO<Expenses, Integer> {

    public ExpensesDAO(Session session) {
        super(session);
    }

    /**
     * Return Total expenses of project
     * @param proj
     * @return
     */
    public double getTotal(Project proj) {
        double total = 0;
        if (proj != null) {
            Query query = getSession().createQuery("select sum(expenses.planned) " + "from Expenses as expenses "
                    + "join expenses.projectcosts as costs " + "join costs.project as project "
                    + "where project.idProject = :idProject");
            query.setInteger("idProject", proj.getIdProject());
            if (query.uniqueResult() != null) {
                total = (Double) query.uniqueResult();
            }
        }
        return total;
    }

    /**
     * Return Total actual expenses of project to control it
     * @param proj
     * @return
     */
    public double getActualTotal(Project proj) {
        double total = 0;
        if (proj != null) {
            Query query = getSession().createQuery("select sum(expenses.actual) " + "from Expenses as expenses "
                    + "join expenses.projectcosts as costs " + "join costs.project as project "
                    + "where project.idProject = :idProject");
            query.setInteger("idProject", proj.getIdProject());
            if (query.uniqueResult() != null) {
                total = (Double) query.uniqueResult();
            }
        }
        return total;
    }

    /**
     * Check if budget account is in use in project and expense
     * @param project
     * @param expenses
     * @param budgetaccounts
     * @return
     */
    public boolean isBudgetInUse(Project project, Expenses expenses, Budgetaccounts budgetaccounts) {

        Criteria crit = getSession().createCriteria(getPersistentClass()).setProjection(Projections.rowCount())
                .add(Restrictions.eq(Expenses.BUDGETACCOUNTS, budgetaccounts));

        if (expenses.getIdExpense() != -1) {
            crit.add(Restrictions.ne(Expenses.IDEXPENSE, expenses.getIdExpense()));
        }

        crit.createCriteria(Expenses.PROJECTCOSTS).add(Restrictions.eq(Projectcosts.PROJECT, project));

        Integer count = (Integer) crit.uniqueResult();

        return (count != null && count > 0);
    }

    /**
     * Find by project
     * 
     * @param project
     * @return
     */
    @SuppressWarnings("unchecked")
    public List<Expenses> findByProject(Project project) {

        Criteria crit = getSession().createCriteria(getPersistentClass());

        // Filter project
        crit.createCriteria(Expenses.PROJECTCOSTS).add(Restrictions.eq(Projectcosts.PROJECT, project));

        // Order
        crit.createCriteria(Expenses.BUDGETACCOUNTS).addOrder(Order.asc(Budgetaccounts.DESCRIPTION));

        return crit.list();
    }
}