org.openmrs.module.patientaccesscontrol.api.db.hibernate.HibernateUserPatientDAO.java Source code

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Here is the source code for org.openmrs.module.patientaccesscontrol.api.db.hibernate.HibernateUserPatientDAO.java

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/**
 * The contents of this file are subject to the OpenMRS Public License
 * Version 1.0 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://license.openmrs.org
 *
 * 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.
 *
 * Copyright (C) OpenMRS, LLC.  All Rights Reserved.
 */
package org.openmrs.module.patientaccesscontrol.api.db.hibernate;

import java.util.List;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.SessionFactory;
import org.hibernate.criterion.Order;
import org.hibernate.criterion.Projections;
import org.hibernate.criterion.Restrictions;
import org.openmrs.Patient;
import org.openmrs.User;
import org.openmrs.api.db.DAOException;
import org.openmrs.module.patientaccesscontrol.UserPatient;
import org.openmrs.module.patientaccesscontrol.api.db.UserPatientDAO;

/**
 * It is a default implementation of {@link UserPatientDAO}.
 */
public class HibernateUserPatientDAO implements UserPatientDAO {

    protected static final Log log = LogFactory.getLog(HibernateUserPatientDAO.class);

    private SessionFactory sessionFactory;

    /**
     * @param sessionFactory the sessionFactory to set
     */
    public void setSessionFactory(SessionFactory sessionFactory) {
        this.sessionFactory = sessionFactory;
    }

    /**
     * @return the sessionFactory
     */
    public SessionFactory getSessionFactory() {
        return sessionFactory;
    }

    /**
     * Returns the patient access control object originally passed in, which will have been
     * persisted.
     * 
     * @see org.openmrs.module.patientaccesscontrol.api.UserPatientService#createProgram(org.openmrs.module.patientaccesscontrol.UserPatient)
     */
    @Override
    public UserPatient saveUserPatient(UserPatient userPatient) throws DAOException {
        sessionFactory.getCurrentSession().saveOrUpdate(userPatient);
        return userPatient;
    }

    /**
     * @see org.openmrs.module.patientaccesscontrol.api.UserPatientService#getUserPatient(java.lang.Integer)
     */
    @Override
    public UserPatient getUserPatient(Integer userPatientId) throws DAOException {
        return (UserPatient) sessionFactory.getCurrentSession().get(UserPatient.class, userPatientId);
    }

    /**
     * @see org.openmrs.api.ProgramService#getUserPatients()
     */
    @Override
    @SuppressWarnings("unchecked")
    public List<UserPatient> getAllUserPatients() throws DAOException {
        return sessionFactory.getCurrentSession().createCriteria(UserPatient.class)
                .createAlias("patient", "patient").createAlias("user", "user")
                .addOrder(Order.asc("patient.programId")).addOrder(Order.asc("user.user")).list();
    }

    /**
     * @see org.openmrs.module.patientaccesscontrol.api.UserPatientService#getUsers(Patient)
     */
    @Override
    @SuppressWarnings("unchecked")
    public List<User> getUsers(Patient patient) throws DAOException {
        return sessionFactory.getCurrentSession().createCriteria(UserPatient.class)
                .add(Restrictions.eq("patient", patient))
                .setProjection(Projections.distinct(Projections.property("user"))).list();
    }

    /**
     * @see org.openmrs.module.patientaccesscontrol.api.UserPatientService#getUserPatient(User,
     *      Patient)
     */
    @Override
    public UserPatient getUserPatient(User user, Patient patient) throws DAOException {
        return (UserPatient) sessionFactory.getCurrentSession().createCriteria(UserPatient.class)
                .add(Restrictions.eq("patient", patient)).add(Restrictions.eq("user", user)).uniqueResult();
    }

    /**
     * @see org.openmrs.module.patientaccesscontrol.api.UserPatientService#deleteUserPatients(Patient)
     */
    @Override
    public void deleteUserPatients(Patient patient) throws DAOException {
        sessionFactory.getCurrentSession().createQuery("delete from UserPatient where patient = :patient")
                .setParameter("patient", patient).executeUpdate();
    }

    /**
     * @see org.openmrs.module.patientaccesscontrol.api.UserPatientService#deleteUserPatient(User,Patient)
     */
    @Override
    public void deleteUserPatient(User user, Patient patient) throws DAOException {
        sessionFactory.getCurrentSession()
                .createQuery("delete from UserPatient where patient = :patient and user = :user")
                .setParameter("patient", patient).setParameter("user", user).executeUpdate();
    }

    /**
     * @see org.openmrs.module.patientaccesscontrol.api.UserPatientService#deleteUserPatients(User)
     */
    @Override
    public void deleteUserPatients(User user) throws DAOException {
        sessionFactory.getCurrentSession().createQuery("delete from UserPatient where user = :user")
                .setParameter("user", user).executeUpdate();
    }

    /**
     * @see org.openmrs.module.patientaccesscontrol.api.UserPatientService#getExcludedPatients(user)
     */
    @SuppressWarnings("unchecked")
    @Override
    public List<Integer> getIncludedPatients(User user) {
        return sessionFactory.getCurrentSession().createCriteria(UserPatient.class)
                .add(Restrictions.eq("user", user)).createAlias("patient", "p")
                .setProjection(Projections.distinct(Projections.property("p.patientId"))).list();
    }
}