EDIT

// $Id$

/**

* Copyright (C) 2007 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.api.service;

import java.util.ArrayList;

import java.util.Collections;

import java.util.Comparator;

import java.util.List;

import java.util.UUID;

import org.apache.log4j.Logger;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Service;

import org.springframework.transaction.annotation.Propagation;

import org.springframework.transaction.annotation.Transactional;

import eu.etaxonomy.cdm.model.taxon.TaxonNode;

import eu.etaxonomy.cdm.persistence.dao.BeanInitializer;

import eu.etaxonomy.cdm.persistence.dao.taxon.ITaxonNodeDao;

/**

 * @author n.hoffmann

 * @created Apr 9, 2010

 * @version 1.0

 */

@Service

@Transactional(propagation = Propagation.SUPPORTS, readOnly = true)

public class TaxonNodeServiceImpl extends AnnotatableServiceBase<TaxonNode, ITaxonNodeDao> implements ITaxonNodeService{

	private static final Logger logger = Logger

			.getLogger(TaxonNodeServiceImpl.class);

	@Autowired

	private BeanInitializer defaultBeanInitializer;

	private Comparator<? super TaxonNode> taxonNodeComparator;

	@Autowired

	public void setTaxonNodeComparator(ITaxonNodeComparator<? super TaxonNode> taxonNodeComparator){

		this.taxonNodeComparator = (Comparator<? super TaxonNode>) taxonNodeComparator;

	}

	public TaxonNode getTaxonNodeByUuid(UUID uuid) {

		return dao.findByUuid(uuid);

	}

	public List<TaxonNode> loadChildNodesOfTaxonNode(TaxonNode taxonNode,

			List<String> propertyPaths) {

		taxonNode = dao.load(taxonNode.getUuid());

		List<TaxonNode> childNodes = new ArrayList<TaxonNode>(taxonNode.getChildNodes());

		Collections.sort(childNodes, taxonNodeComparator);

		defaultBeanInitializer.initializeAll(childNodes, propertyPaths);

		return childNodes;

	}

	/* (non-Javadoc)

	 * @see eu.etaxonomy.cdm.api.service.ServiceBase#setDao(eu.etaxonomy.cdm.persistence.dao.common.ICdmEntityDao)

	 */

	@Override

	@Autowired

	protected void setDao(ITaxonNodeDao dao) {

		this.dao = dao;

	}

}