001/**
002 * Copyright 2005-2017 The Kuali Foundation
003 *
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.opensource.org/licenses/ecl2.php
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.kuali.rice.ken.service.impl;
017
018import org.kuali.rice.core.api.criteria.QueryByCriteria;
019import org.kuali.rice.ken.bo.NotificationChannelBo;
020import org.kuali.rice.ken.service.NotificationChannelService;
021import org.kuali.rice.krad.data.DataObjectService;
022
023import java.util.Collection;
024import java.util.List;
025
026import static org.kuali.rice.core.api.criteria.PredicateFactory.equal;
027import static org.kuali.rice.core.api.criteria.PredicateFactory.isNotNull;
028
029/**
030 * NotificationChannelService implementation - uses the businessObjectDao to get at data in the underlying database.
031 * @author Kuali Rice Team (rice.collab@kuali.org)
032 */
033public class NotificationChannelServiceImpl implements NotificationChannelService {
034    private DataObjectService dataObjectService;
035
036    /**
037     * Constructs a NotificationChannelServiceImpl.java.
038     * @param dataObjectService service persists data to datasource.
039     */
040    public NotificationChannelServiceImpl(DataObjectService dataObjectService) {
041        this.dataObjectService = dataObjectService;
042    }
043
044    /**
045     * @see org.kuali.rice.ken.service.NotificationChannelService#getNotificationChannel(java.lang.String)
046     */
047    @Override
048    public NotificationChannelBo getNotificationChannel(String id) {
049
050        return dataObjectService.find(NotificationChannelBo.class, Long.valueOf(id));
051    }
052
053    /**
054     * @see org.kuali.rice.ken.service.NotificationChannelService#getNotificationChannelByName(java.lang.String)
055     */
056    @Override
057    public NotificationChannelBo getNotificationChannelByName(String name) {
058        QueryByCriteria.Builder criteria = QueryByCriteria.Builder.create();
059
060        criteria.setPredicates(equal("name", name));
061        List<NotificationChannelBo> found = dataObjectService.findMatching(NotificationChannelBo.class, criteria.build()).getResults();
062        assert(found.size() <= 1);
063
064        return ((found.isEmpty() ? null : found.get(0)));
065    }
066
067    /**
068     * @see org.kuali.rice.ken.service.NotificationChannelService#getSubscribableChannels()
069     */
070    @Override
071    public Collection getSubscribableChannels() {
072        QueryByCriteria.Builder criteria = QueryByCriteria.Builder.create();
073        criteria.setPredicates(equal("subscribable", Boolean.TRUE));
074        criteria.setOrderByAscending("name");
075
076        return dataObjectService.findMatching(NotificationChannelBo.class, criteria.build()).getResults();
077    }
078
079    /**
080     * @see org.kuali.rice.ken.service.NotificationChannelService#getAllNotificationChannels()
081     */
082    @Override
083    public Collection getAllNotificationChannels() {
084        QueryByCriteria.Builder criteria = QueryByCriteria.Builder.create();
085        criteria.setOrderByAscending("name");
086
087        return dataObjectService.findMatching(NotificationChannelBo.class, criteria.build()).getResults();
088    }
089}