Subversion Repositories bacoAlunos

package pt.estgp.estgweb.domain.dao.impl;

import pt.estgp.estgweb.domain.CourseUnit;

import pt.estgp.estgweb.domain.Blog;

import pt.estgp.estgweb.domain.TeacherImpl;

import pt.estgp.estgweb.domain.dao.DaoUtils;

import pt.estgp.estgweb.services.common.SearchTypeEnum;

import pt.estgp.estgweb.utils.DatesUtils;

import static org.hibernate.criterion.Restrictions.*;

import org.hibernate.criterion.Criterion;

import org.hibernate.criterion.Order;

import org.hibernate.Criteria;

import java.util.List;

import java.util.Set;

/**

 * @author Jorge Machado

 * @date 28/Fev/2008

 * @time 2:51:06

 * @see pt.estgp.estgweb.domain.dao.impl

 */

public class CourseUnitDaoImpl extends CourseUnitDao

{

    private CourseUnitDaoImpl()

    {

    }

    public static CourseUnitDaoImpl getInstance()

    {

        if (myInstance == null)

            myInstance = new CourseUnitDaoImpl();

        return (CourseUnitDaoImpl) myInstance;

    }

    public List<CourseUnit> loadBySigesCode(1.5.0/docs/api/java/lang/String.html">String sigesCode)

    {

        return createCriteria().add(eq("code", sigesCode)).list();

    }

    public CourseUnit loadBySigesCodeUnique(1.5.0/docs/api/java/lang/String.html">String sigesCode)

    {

        return (CourseUnit) createCriteria().add(eq("code", sigesCode)).uniqueResult();

    }

    public CourseUnit loadBySigesCodeUnique(1.5.0/docs/api/java/lang/String.html">String sigesCode, 1.5.0/docs/api/java/lang/String.html">String courseCode)

    {

        return (CourseUnit) createCriteria().add(eq("code", sigesCode)).add(eq("courseCode", courseCode)).uniqueResult();

    }

    public CourseUnit loadBySigesCodeUnique(1.5.0/docs/api/java/lang/String.html">String sigesCode, 1.5.0/docs/api/java/lang/String.html">String courseCode, 1.5.0/docs/api/java/lang/String.html">String semestre)

    {

        return (CourseUnit) createCriteria().add(eq("code", sigesCode)).add(eq("courseCode", courseCode)).add(eq("semestre", semestre)).uniqueResult();

    }

    public int countCourseUnits(1.5.0/docs/api/java/lang/String.html">String query, SearchTypeEnum searchType)

    {

        Criterion c = DaoUtils.createSearchQuery(query,searchType,"objectives","name");

        return createCriteria().add(c).list().size();

    }

    public List<CourseUnit> search(1.5.0/docs/api/java/lang/String.html">String query, SearchTypeEnum searchTypeEnum, int maxUnits, int page)

    {

        Criterion c = DaoUtils.createSearchQuery(query, searchTypeEnum, "objectives", "name");

        Criteria criteria = createCriteria();

        criteria.add(c)

                .addOrder(Order.asc("name"))

                .setMaxResults(maxUnits)

                .setFirstResult(page * maxUnits);

        return criteria.list();

    }

    public int countCourseUnitsActualYear(1.5.0/docs/api/java/lang/String.html">String query, SearchTypeEnum searchType)

    {

        Criterion c = DaoUtils.createSearchQuery(query,searchType,"objectives","name");

        return createCriteria()

                .add(c)

                .add(eq("importYear", DatesUtils.getImportYear()))

                .list().size();

    }

    public List<CourseUnit> searchActualYear(1.5.0/docs/api/java/lang/String.html">String query, SearchTypeEnum searchTypeEnum, int maxUnits, int page)

    {

        Criterion c = DaoUtils.createSearchQuery(query, searchTypeEnum, "objectives", "name");

        Criteria criteria = createCriteria();

        criteria.add(c)

                .add(eq("importYear", DatesUtils.getImportYear()))

                .addOrder(Order.asc("name"))

                .setMaxResults(maxUnits)

                .setFirstResult(page * maxUnits);

        return criteria.list();

    }

    public List<CourseUnit> loadMissingObjectives(long teacherId)

    {

        //todo falta a projeccao do teacher id

        return createCriteria()

                .add(eq("importYear", DatesUtils.getImportYear()))

                .add((or(isNull("objectives"),eq("objectives",""))))

                .createAlias("teachers", "th")

                .add(eq("th.id",teacherId))

                .list();

    }

}