EDIT

/**

* Copyright (C) 2009 EDIT

* European Distributed Institute of Taxonomy

* http://www.e-taxonomy.eu

*

* The contents of this file are subject to the Mozilla Public License Version 1.1

* See LICENSE.TXT at the top of this package for the full license terms.

*/ 

package eu.etaxonomy.cdm.persistence.dao.hibernate.common;

import java.util.List;

import java.util.UUID;

import org.hibernate.Criteria;

import org.hibernate.criterion.Projections;

import org.hibernate.criterion.Restrictions;

import org.springframework.stereotype.Repository;

import eu.etaxonomy.cdm.model.common.AnnotatableEntity;

import eu.etaxonomy.cdm.model.common.Marker;

import eu.etaxonomy.cdm.model.common.MarkerType;

import eu.etaxonomy.cdm.model.common.User;

import eu.etaxonomy.cdm.persistence.dao.common.IMarkerDao;

import eu.etaxonomy.cdm.persistence.query.OrderHint;

@Repository

public class MarkerDaoImpl extends VersionableDaoBase<Marker> implements IMarkerDao {

	public MarkerDaoImpl() {

		super(Marker.class);

	}

	public int count(MarkerType markerType) {

		Criteria criteria = getSession().createCriteria(Marker.class);

		criteria.add(Restrictions.eq("markerType", markerType));

		criteria.setProjection(Projections.rowCount());

        return ((Number)criteria.uniqueResult()).intValue();

	}

	public List<Marker> list(MarkerType markerType, Integer pageSize,	Integer pageNumber, List<OrderHint> orderHints,	List<String> propertyPaths) {

		Criteria criteria = getSession().createCriteria(Marker.class);

		criteria.add(Restrictions.eq("markerType", markerType));

		if(pageSize != null) {

			criteria.setMaxResults(pageSize);

		    if(pageNumber != null) {

		    	criteria.setFirstResult(pageNumber * pageSize);

		    }

		}

		addOrder(criteria, orderHints);

		List<Marker> results = (List<Marker>)criteria.list();		

		defaultBeanInitializer.initializeAll(results, propertyPaths);

		return results;

	}

	@Override

	public UUID delete(Marker marker) {

		if(marker.getMarkedObj() != null) {

			AnnotatableEntity markedObject = marker.getMarkedObj();

			marker.setMarkedObj(null);

			if(markedObject.getMarkers().contains(marker)) {

				markedObject.getMarkers().remove(marker);

				getSession().merge(markedObject);

			} 			

		} else {

		    marker.setMarkedObj(null);

		    getSession().delete(marker);

		}

		return marker.getUuid();

	}

	public Integer count(User creator, MarkerType markerType) {

		Criteria criteria = getSession().createCriteria(Marker.class);

		criteria.add(Restrictions.eq("createdBy", creator));

		if(markerType != null) {

		    criteria.add(Restrictions.eq("markerType", markerType));

		}

		criteria.setProjection(Projections.rowCount());

        return ((Number)criteria.uniqueResult()).intValue();

	}

	public List<Marker> list(User creator, MarkerType markerType, Integer pageSize, Integer pageNumber, List<OrderHint> orderHints,	List<String> propertyPaths) {

		Criteria criteria = getSession().createCriteria(Marker.class);

		criteria.add(Restrictions.eq("createdBy", creator));

		if(markerType != null) {

		    criteria.add(Restrictions.eq("markerType", markerType));

		}

		if(pageSize != null) {

			criteria.setMaxResults(pageSize);

		    if(pageNumber != null) {

		    	criteria.setFirstResult(pageNumber * pageSize);

		    }

		}

		addOrder(criteria, orderHints);

		List<Marker> results = (List<Marker>)criteria.list();		

		defaultBeanInitializer.initializeAll(results, propertyPaths);

		return results;

	}

}