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.Collection;

import java.util.List;

import java.util.Map;

import java.util.Set;

import java.util.UUID;

import eu.etaxonomy.cdm.api.service.pager.Pager;

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

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

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

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

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

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

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

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

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

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

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

import eu.etaxonomy.cdm.model.location.NamedArea;

import eu.etaxonomy.cdm.model.media.Media;

import eu.etaxonomy.cdm.model.name.TaxonNameBase;

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

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

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

public interface IDescriptionService extends IIdentifiableEntityService<DescriptionBase> {

	/**

	 * 

	 * @return

	 * @deprecated use TermService#getVocabulary(VocabularyType) instead

	 */

	public TermVocabulary<Feature> getDefaultFeatureVocabulary();

	/**

	 * @deprecated use TermService#getVocabulary(VocabularyType) instead

	 */

	public TermVocabulary<Feature> getFeatureVocabulary(UUID uuid);

	/**

	 * Gets a DescriptionElementBase instance matching the supplied uuid

	 * 

	 * @param uuid the uuid of the DescriptionElement of interest

	 * @return a DescriptionElement, or null if the DescriptionElement does not exist

	 */

	public DescriptionElementBase getDescriptionElementByUuid(UUID uuid);

	/**

	 * Loads and existing DescriptionElementBase instance matching the supplied uuid,

	 * and recursively initializes all bean properties given in the

	 * <code>propertyPaths</code> parameter.

	 * <p>

	 * For detailed description and examples <b>please refer to:</b> 

	 * {@link BeanInitializer#initialize(Object, List)}

	 * 

	 * @param uuid the uuid of the DescriptionElement of interest

	 * @return a DescriptionElement, or null if the DescriptionElement does not exist

	 */

	public DescriptionElementBase loadDescriptionElement(UUID uuid,List<String> propertyPaths);

	/**

	 * Persists a <code>DescriptionElementBase</code>

	 * @param descriptionElement

	 * @return

	 */

	public UUID saveDescriptionElement(DescriptionElementBase descriptionElement);

	/**

	 * Delete an existing description element

	 * 

	 * @param descriptionElement the description element to be deleted

	 * @return the unique identifier of the deleted entity

	 */

	public UUID deleteDescriptionElement(DescriptionElementBase descriptionElement);

	/**

	 * List the descriptions of type <T>, filtered using the following parameters

	 *  

	 * @param type The type of description returned (Taxon, TaxonName, or Specimen)

	 * @param hasMedia Restrict the description to those that do (true) or don't (false) contain <i>elements</i> that have one or more media (can be null)

	 * @param hasText Restrict the description to those that do (true) or don't (false) contain TextData <i>elements</i> that have some textual content (can be null)

	 * @param feature Restrict the description to those <i>elements</i> which are scoped by one of the Features passed (can be null or empty)

	 * @param pageSize The maximum number of descriptions returned (can be null for all descriptions)

	 * @param pageNumber The offset (in pageSize chunks) from the start of the result set (0 - based)

	 * @param orderHints may be null

	 * @param propertyPaths properties to initialize - see {@link BeanInitializer#initialize(Object, List)}

	 * @return a Pager containing DescriptionBase instances

	 */

	public Pager<DescriptionBase> page(Class<? extends DescriptionBase> type, Boolean hasMedia, Boolean hasText, Set<Feature> feature, Integer pageSize, Integer pageNumber, List<OrderHint> orderHints, List<String> propertyPaths);

	/**

	 * Count the descriptions of type <TYPE>, filtered using the following parameters

	 * 

	 * @param type The type of description returned (Taxon, TaxonName, or Specimen)

	 * @param hasMedia Restrict the description to those that do (true) or don't (false) contain <i>elements</i> that have one or more media (can be null)

	 * @param hasText Restrict the description to those that do (true) or don't (false) contain TextData <i>elements</i> that have some textual content (can be null)

	 * @param feature Restrict the description to those <i>elements</i> which are scoped by one of the Features passed (can be null or empty)

	 * @return a count of DescriptionBase instances

	 */

	public int count(Class<? extends DescriptionBase> type, Boolean hasImages, Boolean hasText, Set<Feature> feature);

	/**

	 * Returns description elements of type <TYPE>, belonging to a given description, optionally filtered by one or more features

	 * 

	 * @param description The description which these description elements belong to (can be null to count all description elements)

	 * @param features Restrict the results to those description elements which are scoped by one of the Features passed (can be null or empty)

	 * @param type The type of description

	 * @param class 

	 * @param pageSize The maximum number of description elements returned (can be null for all description elements)

	 * @param pageNumber The offset (in pageSize chunks) from the start of the result set (0 - based)

	 * @param propertyPaths Properties to initialize in the returned entities, following the syntax described in {@link BeanInitializer#initialize(Object, List)}

	 * @return a Pager containing DescriptionElementBase instances

	 */

	public Pager<DescriptionElementBase> getDescriptionElements(DescriptionBase description,Set<Feature> features, Class<? extends DescriptionElementBase> type, Integer pageSize, Integer pageNumber, List<String> propertyPaths);

	/**

	 * Returns a List of TaxonDescription instances, optionally filtered by parameters passed to this method

	 * 

	 * @param taxon The taxon which the description refers to (can be null for all TaxonDescription instances)

	 * @param scopes Restrict the results to those descriptions which are scoped by one of the Scope instances passed (can be null or empty)

	 * @param geographicalScope Restrict the results to those descriptions which have a geographical scope that overlaps with the NamedArea instances passed (can be null or empty)

	 * @param pageSize The maximum number of descriptions returned (can be null for all descriptions)

	 * @param pageNumber The offset (in pageSize chunks) from the start of the result set (0 - based)

	 * @param propertyPaths Properties to initialize in the returned entities, following the syntax described in {@link BeanInitializer#initialize(Object, List)}

	 * @return a Pager containing TaxonDescription instances

	 */

	public Pager<TaxonDescription> getTaxonDescriptions(Taxon taxon, Set<Scope> scopes, Set<NamedArea> geographicalScope, Integer pageSize, Integer pageNumber, List<String> propertyPaths);

	/**

	 * Returns a List of TaxonNameDescription instances, optionally filtered by the name which they refer to

	 * 

	 * @param name Restrict the results to those descriptions that refer to a specific name (can be null for all TaxonNameDescription instances)

	 * @param pageSize The maximum number of descriptions returned (can be null for all descriptions)

	 * @param pageNumber The offset (in pageSize chunks) from the start of the result set (0 - based)

	 * @param propertyPaths Properties to initialize in the returned entities, following the syntax described in {@link BeanInitializer#initialize(Object, List)}

	 * @return a Pager containing TaxonNameBase instances

	 */

	public Pager<TaxonNameDescription> getTaxonNameDescriptions(TaxonNameBase name, Integer pageSize, Integer pageNumber, List<String> propertyPaths);

	/**

	 * Returns a List of distinct TaxonDescription instances which have Distribution elements that refer to one of the NamedArea instances passed (optionally

	 * filtered by a type of PresenceAbsenceTerm e.g. PRESENT / ABSENT / NATIVE / CULTIVATED etc)

	 * 

	 * @param namedAreas The set of NamedArea instances

	 * @param presence Restrict the descriptions to those which have Distribution elements are of this status (can be null)

	 * @param pageSize The maximum number of descriptions returned (can be null for all descriptions)

	 * @param pageNumber The offset (in pageSize chunks) from the start of the result set (0 - based)

	 * @param pageNumber The offset (in pageSize chunks) from the start of the result set (0 - based)

	 * @param propertyPaths Properties to initialize in the returned entities, following the syntax described in {@link BeanInitializer#initialize(Object, List)}

	 * @return a Pager containing TaxonDescription instances

	 */

	public Pager<TaxonDescription> searchDescriptionByDistribution(Set<NamedArea> namedAreas, PresenceAbsenceTermBase presence, Integer pageSize, Integer pageNumber, List<OrderHint> orderHints, List<String> propertyPaths);

	/**

	 * Returns a Paged List of DescriptionElementBase instances where the default field matches the String queryString (as interpreted by the Lucene QueryParser)

	 * 

	 * @param clazz filter the results by class (or pass null to return all DescriptionElementBase instances)

	 * @param queryString

	 * @param pageSize The maximum number of descriptionElements returned (can be null for all matching descriptionElements)

	 * @param pageNumber The offset (in pageSize chunks) from the start of the result set (0 - based)

	 * @param orderHints

	 *            Supports path like <code>orderHints.propertyNames</code> which

	 *            include *-to-one properties like createdBy.username or

	 *            authorTeam.persistentTitleCache

	 * @param propertyPaths properties to be initialized

	 * @return a Pager DescriptionElementBase instances

	 * @see <a href="http://lucene.apache.org/java/2_4_0/queryparsersyntax.html">Apache Lucene - Query Parser Syntax</a>

	 */

	public Pager<DescriptionElementBase> search(Class<? extends DescriptionElementBase> clazz, String queryString, Integer pageSize, Integer pageNumber, List<OrderHint> orderHints, List<String> propertyPaths);

	/**

     * Returns a List of Media that are associated with a given description element

     * 

	 * @param descriptionElement the description element associated with these media

	 * @param pageSize The maximum number of media returned (can be null for all related media)

	 * @param pageNumber The offset (in pageSize chunks) from the start of the result set (0 - based)

	 * @param propertyPaths properties to initialize - see {@link BeanInitializer#initialize(Object, List)}

     * @return a Pager containing media instances

     */

    public Pager<Media> getMedia(DescriptionElementBase descriptionElement, Integer pageSize, Integer pageNumber, List<String> propertyPaths);

}