org.apereo.openlrs.storage.elasticsearch.NormalizedElasticsearchTierTwoStorage.java Source code

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Here is the source code for org.apereo.openlrs.storage.elasticsearch.NormalizedElasticsearchTierTwoStorage.java

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/**
 * Copyright 2015 Unicon (R) Licensed under the
 * Educational Community License, Version 2.0 (the "License"); you may
 * not use this file except in compliance with the License. You may
 * obtain a copy of the License at
 *
 * http://www.osedu.org/licenses/ECL-2.0
    
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an "AS IS"
 * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing
 * permissions and limitations under the License.
 *
 */
package org.apereo.openlrs.storage.elasticsearch;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Map;

import org.apache.commons.collections.IteratorUtils;
import org.apereo.openlrs.model.OpenLRSEntity;
import org.apereo.openlrs.model.event.Event;
import org.apereo.openlrs.model.event.EventConversionService;
import org.apereo.openlrs.repositories.event.ElasticsearchEventRepository;
import org.apereo.openlrs.storage.TierTwoStorage;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Profile;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.stereotype.Component;

/**
 * @author ggilbert
 *
 */
@Component("NormalizedElasticsearchTierTwoStorage")
@Profile("elasticsearch")
public class NormalizedElasticsearchTierTwoStorage implements TierTwoStorage<OpenLRSEntity> {

    @Autowired
    private ElasticsearchEventRepository elasticsearchEventRepository;
    @Autowired
    private EventConversionService eventConversionService;

    @Override
    public OpenLRSEntity findById(String id) {
        return elasticsearchEventRepository.findBySourceId(id);
    }

    @Override
    public OpenLRSEntity save(OpenLRSEntity entity) {
        Event event = eventConversionService.toEvent(entity);
        return elasticsearchEventRepository.save(event);
    }

    @Override
    public List<OpenLRSEntity> saveAll(Collection<OpenLRSEntity> entities) {
        List<OpenLRSEntity> retval = null;

        if (entities != null && !entities.isEmpty()) {
            List<Event> events = new ArrayList<Event>();
            for (OpenLRSEntity openLRSEntity : entities) {
                events.add(eventConversionService.toEvent(openLRSEntity));
            }

            retval = (List<OpenLRSEntity>) (List<?>) elasticsearchEventRepository.save(events);

        }

        return retval;
    }

    @Override
    public Page<OpenLRSEntity> findAll(Pageable pageable) {
        return (Page<OpenLRSEntity>) (Page<?>) elasticsearchEventRepository.findAll(pageable);
    }

    @Override
    public Page<OpenLRSEntity> findWithFilters(Map<String, String> filters, Pageable pageable) {
        throw new UnsupportedOperationException();
    }

    @Override
    public List<OpenLRSEntity> findAll() {
        Iterable<Event> events = elasticsearchEventRepository.findAll();
        return (List<OpenLRSEntity>) (List<?>) IteratorUtils.toList(events.iterator());
    }

    @Override
    public List<OpenLRSEntity> findWithFilters(Map<String, String> filters) {
        throw new UnsupportedOperationException();
    }

    @Override
    public Page<OpenLRSEntity> findByContext(String context, Pageable pageable) {
        return (Page<OpenLRSEntity>) (Page<?>) elasticsearchEventRepository.findByContext(context, pageable);
    }

    @Override
    public Page<OpenLRSEntity> findByUser(String user, Pageable pageable) {
        return (Page<OpenLRSEntity>) (Page<?>) elasticsearchEventRepository.findByActor(user, pageable);
    }

    @Override
    public Page<OpenLRSEntity> findByContextAndUser(String context, String user, Pageable pageable) {
        return (Page<OpenLRSEntity>) (Page<?>) elasticsearchEventRepository.findByActorAndContext(user, context,
                pageable);
    }

}