au.org.theark.study.model.dao.UserDao.java Source code

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Here is the source code for au.org.theark.study.model.dao.UserDao.java

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/*******************************************************************************
 * Copyright (c) 2011  University of Western Australia. All rights reserved.
 * 
 * This file is part of The Ark.
 * 
 * The Ark 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.
 * 
 * The Ark 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 au.org.theark.study.model.dao;

import java.util.List;

import org.hibernate.Criteria;
import org.hibernate.Query;
import org.hibernate.criterion.Projections;
import org.hibernate.criterion.Restrictions;
import org.springframework.stereotype.Repository;

import au.org.theark.core.dao.HibernateSessionDao;
import au.org.theark.core.exception.PersonNotFoundException;
import au.org.theark.core.model.study.entity.ArkUser;
import au.org.theark.core.model.study.entity.Person;

/**
 * 
 * @author nivedann
 * 
 */
@Repository("userDao")
public class UserDao extends HibernateSessionDao implements IUserDao {

    public Person createPerson(Person personEntity) {

        getSession().save(personEntity);
        return personEntity;
    }

    public List<Person> searchPerson(Person personVO) throws PersonNotFoundException {
        // Return all persons
        String queryString = "from Person";
        Query query = getSession().createQuery(queryString);
        List<Person> personList = query.list();
        return personList;
    }

    /**
     * Checks if the Ark User is present in the system. IT does no compare with a particular Study. If a person existed in the system this will return
     * true. This must be used only during create operation. If you want to add a ArkUser to another study then another method with study must be
     * passed in.
     */
    public boolean isArkUserPresent(String userName) {
        boolean isPresent = false;
        Criteria criteria = getSession().createCriteria(ArkUser.class);
        if (userName != null) {
            criteria.add(Restrictions.eq("ldapUserName", userName));
        }

        criteria.setProjection(Projections.rowCount());
        Long count = (Long) criteria.uniqueResult();
        if (count > 0) {
            isPresent = true;
        }

        return isPresent;
    }

}