edu.northwestern.bioinformatics.studycalendar.dao.delta.AmendmentDao.java Source code

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Here is the source code for edu.northwestern.bioinformatics.studycalendar.dao.delta.AmendmentDao.java

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/*L
 * Copyright Northwestern University.
 *
 * Distributed under the OSI-approved BSD 3-Clause License.
 * See http://ncip.github.io/psc/LICENSE.txt for details.
 */

package edu.northwestern.bioinformatics.studycalendar.dao.delta;

import edu.northwestern.bioinformatics.studycalendar.StudyCalendarValidationException;
import edu.northwestern.bioinformatics.studycalendar.dao.StudyCalendarMutableDomainObjectDao;
import edu.northwestern.bioinformatics.studycalendar.dao.DeletableDomainObjectDao;
import edu.northwestern.bioinformatics.studycalendar.domain.delta.Amendment;
import edu.northwestern.bioinformatics.studycalendar.domain.Study;
import edu.northwestern.bioinformatics.studycalendar.domain.StudySubjectAssignment;
import edu.northwestern.bioinformatics.studycalendar.domain.Subject;
import edu.northwestern.bioinformatics.studycalendar.domain.Site;
import edu.nwu.bioinformatics.commons.CollectionUtils;
import org.apache.commons.lang.StringUtils;
import org.hibernate.Criteria;
import org.hibernate.HibernateException;
import org.hibernate.Session;
import org.hibernate.Hibernate;
import org.hibernate.type.Type;
import org.hibernate.criterion.Order;
import org.hibernate.criterion.Restrictions;
import org.hibernate.criterion.Criterion;
import org.springframework.orm.hibernate3.HibernateCallback;

import java.util.ArrayList;
import java.util.List;
import java.util.Date;
import java.util.Calendar;
import java.util.Iterator;
import java.text.SimpleDateFormat;
import java.text.ParseException;

/**
 * @author Nataliya Shurupova
 * @author Rhett Sutphin
 */
public class AmendmentDao extends StudyCalendarMutableDomainObjectDao<Amendment>
        implements DeletableDomainObjectDao<Amendment> {
    @Override
    public Class<Amendment> domainClass() {
        return Amendment.class;
    }

    @SuppressWarnings({ "unchecked" })
    public Amendment getByNaturalKey(String key, Study study) {
        final Amendment.Key keyParts = Amendment.decomposeNaturalKey(key);
        List<Amendment> results = getHibernateTemplate().executeFind(new HibernateCallback() {
            public Object doInHibernate(Session session) throws HibernateException {
                //need to have both "lt & ge" or "eq" criterias to work on Oracle and Postgres dbs for date with timestamp.
                Criteria crit = session.createCriteria(Amendment.class)
                        .add(Restrictions.disjunction()
                                .add(Restrictions.and(Restrictions.lt("date", keyParts.getDateNext()),
                                        Restrictions.ge("date", keyParts.getDate())))
                                .add(Restrictions.eq("date", keyParts.getDate())));
                if (keyParts.getName() != null)
                    crit.add(Restrictions.eq("name", keyParts.getName()));
                crit.addOrder(Order.asc("name"));
                return crit.list();
            }
        });
        // filter out amendments for other studies
        for (Iterator<Amendment> it = results.iterator(); it.hasNext();) {
            Amendment result = it.next();
            if (!study.hasAmendment(result))
                it.remove();
        }
        if (results.size() == 0) {
            return null;
        } else if (results.size() > 1) {
            // if there's one with this date and no name, it matches
            for (Amendment result : results)
                if (result.getName() == null)
                    return result;

            List<String> resultKeys = new ArrayList<String>(results.size());
            for (Amendment result : results)
                resultKeys.add(result.getNaturalKey());
            throw new StudyCalendarValidationException(
                    "More than one amendment could match %s: %s.  Please be more specific.", key,
                    StringUtils.join(resultKeys.iterator(), ", "));
        } else {
            return results.get(0);
        }
    }

    public void delete(Amendment amendment) {
        getHibernateTemplate().delete(amendment);
    }

    public void deleteAll(List<Amendment> t) {
        getHibernateTemplate().deleteAll(t);
    }
}