org.dspace.checker.dao.impl.ChecksumHistoryDAOImpl Maven / Gradle / Ivy

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DSpace core data model and service APIs.

There is a newer version: 8.0

/**
 * The contents of this file are subject to the license and copyright
 * detailed in the LICENSE and NOTICE files at the root of the source
 * tree and available online at
 *
 * http://www.dspace.org/license/
 */
package org.dspace.checker.dao.impl;

import java.sql.SQLException;
import java.util.Date;
import javax.persistence.Query;
import javax.persistence.TemporalType;

import org.dspace.checker.ChecksumHistory;
import org.dspace.checker.ChecksumResultCode;
import org.dspace.checker.dao.ChecksumHistoryDAO;
import org.dspace.content.Bitstream;
import org.dspace.core.AbstractHibernateDAO;
import org.dspace.core.Context;

/**
 * 
 * This is the data access for the checksum history information. All
 * update,insert and delete database operations should go through this class for
 * checksum history operations.
 * 
 *
 * @author Jim Downing
 * @author Grace Carpenter
 * @author Nathan Sarr
 * @author kevinvandevelde at atmire.com
 *
 *
 */
public class ChecksumHistoryDAOImpl extends AbstractHibernateDAO implements ChecksumHistoryDAO {

    protected ChecksumHistoryDAOImpl() {
        super();
    }

    @Override
    public int deleteByDateAndCode(Context context, Date retentionDate, ChecksumResultCode resultCode)
        throws SQLException {
        String hql = "delete from ChecksumHistory where processEndDate < :processEndDate AND checksumResult" +
            ".resultCode=:resultCode";
        Query query = createQuery(context, hql);
        query.setParameter("processEndDate", retentionDate, TemporalType.TIMESTAMP);
        query.setParameter("resultCode", resultCode);
        return query.executeUpdate();
    }

    @Override
    public void deleteByBitstream(Context context, Bitstream bitstream) throws SQLException {
        String hql = "delete from ChecksumHistory where bitstream=:bitstream";
        Query query = createQuery(context, hql);
        query.setParameter("bitstream", bitstream);
        query.executeUpdate();
    }

}