/**
* 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.versioning.dao;
import org.dspace.content.Item;
import org.dspace.core.Context;
import org.dspace.core.GenericDAO;
import org.dspace.versioning.Version;
import java.sql.SQLException;
import java.util.List;
import org.dspace.versioning.VersionHistory;
/**
* Database Access Object interface class for the Version object.
* The implementation of this class is responsible for all database calls for the Version object and is autowired by spring
* This class should only be accessed from a single service and should never be exposed outside of the API
*
* @author kevinvandevelde at atmire.com
*/
public interface VersionDAO extends GenericDAO<Version>
{
public Version findByItem(Context context, Item item) throws SQLException;
/**
* This method returns all versions of an version history that have items
* assigned. We do not delete versions to keep version numbers stable. To
* remove a version we set the item, date, summary and eperson null. This
* method returns only versions that aren't soft deleted and have items
* assigned.
*
* @param context
* The relevant DSpace Context.
* @param versionHistory
* version history
* @return all versions of an version history that have items assigned.
* @throws SQLException
* An exception that provides information on a database access error or other errors.
*/
public List<Version> findVersionsWithItems(Context context, VersionHistory versionHistory)
throws SQLException;
public int getNextVersionNumber(Context c, VersionHistory vh) throws SQLException;
}