EDIT

/**

 * 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.io.IOException;

import java.util.List;

import java.util.Map;

import java.util.Set;

import java.util.UUID;

import org.apache.http.HttpException;

import eu.etaxonomy.cdm.api.service.config.MediaDeletionConfigurator;

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

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

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

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

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

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

import eu.etaxonomy.cdm.model.metadata.PreferencePredicate;

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

import eu.etaxonomy.cdm.persistence.dao.initializer.IBeanInitializer;

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

public interface IMediaService extends IIdentifiableEntityService<Media> {

	/**

	 * Return a List of MediaKeys, optionally filtered by the parameters passed.

	 *

	 * @param taxonomicScope a Set of Taxon instances that define the taxonomic scope of the key (can be null)

	 * @param geoScopes a Set of NamedArea instances that define the geospatial scope of the key (can be null)

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

	 * @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 IBeanInitializer#initialize(Object, List)}

	 * @return a Pager containing MediaKey instances

	 */

	public Pager<MediaKey> getMediaKeys(Set<Taxon> taxonomicScope, Set<NamedArea> geoScopes, Integer pageSize, Integer pageNumber, List<String> propertyPaths);

	/**

	 * Return a Pager of rights belonging to this object

	 *

	 * @param t The media object

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

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

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

	 * @return a Pager of Rights entities

	 */

    @Override

    public Pager<Rights> getRights(Media t, Integer pageSize, Integer pageNumber, List<String> propertyPaths);

    /**

	 * Returns a Paged List of Media 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 Media instances)

	 * @param queryString

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

	 * @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 Media instances

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

	 */

	@Override

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

	public DeleteResult delete(UUID mediaUuid, MediaDeletionConfigurator config);

    /**

     * Reads the metadata as stored in the file or web resource and filters the data by the include and exclude lists of key names

     * as stored in the data base properties {@link PreferencePredicate#MediaMetadataKeynameExcludes} and {@link PreferencePredicate#MediaMetadataKeynameExcludes}

     * <p>

     * Metadata of multiple parts is merged into one common metadata map whereas the later part being read may overwrite data from previous parts.

     * The consequences of this can be neglected since we don't expect that multiple parts are actually being used.

     *

     * @param representation

     * @return

     * @throws IOException

     * @throws HttpException

     */

    Map<String, String> readResourceMetadataFiltered(MediaRepresentation representation) throws IOException, HttpException;

    /**

     * @param mediaUuids

     * @param config

     * @return

     */

    public DeleteResult delete(Set<UUID> mediaUuids, MediaDeletionConfigurator config);

}