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.api.service;

import java.util.ArrayList;

import java.util.List;

import java.util.UUID;

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.api.service.pager.Pager;

import eu.etaxonomy.cdm.api.service.pager.impl.AbstractPagerImpl;

import eu.etaxonomy.cdm.api.service.pager.impl.DefaultPagerImpl;

import eu.etaxonomy.cdm.common.IProgressMonitor;

import eu.etaxonomy.cdm.model.description.PolytomousKey;

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

import eu.etaxonomy.cdm.persistence.dao.description.IIdentificationKeyDao;

import eu.etaxonomy.cdm.persistence.dao.description.IPolytomousKeyDao;

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

import eu.etaxonomy.cdm.strategy.cache.common.IIdentifiableEntityCacheStrategy;

@Service

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

public class PolytomousKeyServiceImpl extends IdentifiableServiceBase<PolytomousKey, IPolytomousKeyDao> implements IPolytomousKeyService {

	private IIdentificationKeyDao identificationKeyDao;

	private ITaxonDao taxonDao;

	@Autowired

	protected void setDao(IPolytomousKeyDao dao) {

		this.dao = dao;

	}

	@Autowired

	protected void setDao(IIdentificationKeyDao identificationKeyDao) {

		this.identificationKeyDao = identificationKeyDao;

	}

	@Autowired

	protected void setDao(ITaxonDao taxonDao) {

		this.taxonDao = taxonDao;

	}

	/* (non-Javadoc)

	 * @see eu.etaxonomy.cdm.api.service.IIdentifiableEntityService#updateTitleCache(java.lang.Integer, eu.etaxonomy.cdm.strategy.cache.common.IIdentifiableEntityCacheStrategy)

	 */

	@Override

	public void updateTitleCache(Class<? extends PolytomousKey> clazz, Integer stepSize, IIdentifiableEntityCacheStrategy<PolytomousKey> cacheStrategy, IProgressMonitor monitor) {

		if (clazz == null){

			clazz = PolytomousKey.class;

		}

		super.updateTitleCacheImpl(clazz, stepSize, cacheStrategy, monitor);

	}

	/* (non-Javadoc)

	 * @see eu.etaxonomy.cdm.api.service.IFeatureTreeService#loadWithNodes(java.util.UUID, java.util.List, java.util.List)

	 */

	public PolytomousKey loadWithNodes(UUID uuid, List<String> propertyPaths, List<String> nodePaths) {

		if(nodePaths == null){

			nodePaths = new ArrayList<String>();

		}

		nodePaths.add("children");

		List<String> rootPaths = new ArrayList<String>();

		rootPaths.add("root");

		for(String path : nodePaths) {

			rootPaths.add("root." + path);

		}

		if(propertyPaths != null) { 

		    rootPaths.addAll(propertyPaths);

		}

		PolytomousKey polytomousKey = load(uuid, rootPaths);

		dao.loadNodes(polytomousKey.getRoot(),nodePaths);

		return polytomousKey;

	}

	/**

	 * Returns the polytomous key specified by the given <code>uuid</code>.

	 * The specified polytomous key either can be one of those stored in the CDM database or can be the 

	 * DefaultFeatureTree (contains all Features in use). 

	 * The uuid of the DefaultFeatureTree is defined in {@link IFeatureTreeService#DefaultFeatureTreeUuid}.

	 * The DefaultFeatureTree is also returned if no feature tree at all is stored in the cdm database.

	 *  

	 * @see eu.etaxonomy.cdm.api.service.ServiceBase#load(java.util.UUID, java.util.List)

	 */

	@Override

	public PolytomousKey load(UUID uuid, List<String> propertyPaths) {

		return super.load(uuid, propertyPaths);

	}

	/* (non-Javadoc)

	 * @see eu.etaxonomy.cdm.api.service.IPolytomousKeyService#findByTaxonomicScope(eu.etaxonomy.cdm.model.taxon.TaxonBase, java.lang.Class, java.lang.Integer, java.lang.Integer, java.util.List)

	 */

	@Override

	public Pager<PolytomousKey> findByTaxonomicScope(

			TaxonBase taxon, Integer pageSize,

			Integer pageNumber, List<String> propertyPaths) {

		List<PolytomousKey> list = new ArrayList<PolytomousKey>();

		taxon = taxonDao.findById(taxon.getId());

		Integer numberOfResults = identificationKeyDao.countByTaxonomicScope(taxon, PolytomousKey.class).intValue();

		if(AbstractPagerImpl.hasResultsInRange(numberOfResults, pageNumber, pageSize)){

			list = identificationKeyDao.findByTaxonomicScope(taxon, PolytomousKey.class, pageSize, pageNumber, propertyPaths);

		}

		Pager<PolytomousKey> pager = new DefaultPagerImpl<PolytomousKey>(pageNumber, numberOfResults, pageSize, list);

		return pager;

	}

}