GalleryPictureServiceImpl.java

/**
 * Copyright 2011 the original author or authors.
 *
 * Licensed under the Apache 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.apache.org/licenses/LICENSE-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.bricket.plugin.gallery_picture.service.impl;

import java.util.List;

import javax.annotation.Resource;

import org.bricket.plugin.gallery.domain.Gallery;
import org.bricket.plugin.gallery_picture.domain.GalleryPicture;
import org.bricket.plugin.gallery_picture.domain.GalleryPicture.Type;
import org.bricket.plugin.gallery_picture.repository.GalleryPictureDao;
import org.bricket.plugin.gallery_picture.service.GalleryPictureService;
import org.bricket.plugin.picture.service.PictureService;
import org.bricket.service.BricketServiceImpl;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.synyx.hades.domain.Order;
import org.synyx.hades.domain.PageRequest;

/**
 * @author Ingo Renner
 * @author Henning Teek
 * 
 */

@Service(value = "galleryPictureService")
@Transactional(readOnly = true)
public class GalleryPictureServiceImpl extends BricketServiceImpl implements GalleryPictureService {
    private final Logger log = LoggerFactory.getLogger(GalleryPictureServiceImpl.class);

    @Autowired
    private PictureService pictureService;

    @Resource
    private GalleryPictureDao galleryPictureDao;

    @Override
    protected void onInit() {
        log.info("gallery picture service initialized");
    }

    @Override
    @Transactional
    public GalleryPicture saveGalleryPicture(GalleryPicture galleryPicture) {
        galleryPicture.setPicture(pictureService.savePicture(galleryPicture.getPicture()));
        return galleryPictureDao.save(galleryPicture);
    }

    @Override
    @Transactional
    public void deleteGalleryPicture(GalleryPicture galleryPicture) {
        galleryPictureDao.delete(galleryPictureDao.readByPrimaryKey(galleryPicture.getId()));
    }

    @Override
    public GalleryPicture loadGalleryPicture(Long id) {
        return galleryPictureDao.readByPrimaryKey(id);
    }

    @Override
    public List<GalleryPicture> loadAllGalleryPicture() {
        return galleryPictureDao.readAll();
    }

    @Override
    public List<GalleryPicture> loadGalleryPictureByGallery(Gallery gallery, int from, int count, String sortProperty,
            boolean sortAsc) {
        final PageRequest pageable;

        int page;

        if (from > 0) {
            page = from / count;
        } else {
            page = 0;
        }

        if (sortProperty == null || "".equals(sortProperty.trim())) {
            pageable = new PageRequest(page, count);
        } else {
            pageable = new PageRequest(page, count, sortAsc ? Order.ASCENDING : Order.DESCENDING, sortProperty);
        }
        return galleryPictureDao.findByGallery(gallery, pageable);
    }

    @Override
    public int getCountByGallery(Gallery gallery) {
        return galleryPictureDao.countByGallery(gallery).intValue();
    }

    @Override
    public GalleryPicture createDomainObject() {
        GalleryPicture galleryPicture = new GalleryPicture();
        galleryPicture.setType(Type.DEFAULT);
        galleryPicture.setPicture(pictureService.createDomainObject());
        return galleryPicture;
    }
}