'初始化导入'

admin

2021-01-04 aa6ef62aef83e277d4171df1d9f0803f91738216

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package com.newvideo.service.imp;
 
import java.util.ArrayList;
import java.util.List;
 
import com.newvideo.domain.VideoResource;
import org.hibernate.HibernateException;
import org.hibernate.Query;
import org.hibernate.Session;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.orm.hibernate4.HibernateCallback;
import org.springframework.stereotype.Service;
 
import com.newvideo.dao.ResourceVideoDao;
import com.newvideo.domain.ResourceVideo;
import com.newvideo.domain.VideoInfo;
import org.springframework.transaction.annotation.Transactional;
 
@Service
public class ResourceVideoService {
    
    @Autowired
    private ResourceVideoDao resourceVideoDao;
 
    @SuppressWarnings("unchecked")
    public List<ResourceVideo> getResourceList(final List<VideoInfo> list) {
        if(list == null || list.size() ==0){
            return new ArrayList<ResourceVideo>();
        }
        return (List<ResourceVideo>) resourceVideoDao.excute(new HibernateCallback<List<ResourceVideo>>() {
            @Override
            public List<ResourceVideo> doInHibernate(Session session)
                    throws HibernateException {
                StringBuffer hql=new StringBuffer("from ResourceVideo rv  ");
                int i=0;
                for (VideoInfo videoInfo : list) {
                    if(i==0)
                        hql.append(" where ( rv.video.id = ? ) ");
                    else
                        hql.append(" or ( rv.video.id = ? ) ");
                    i++;
                }
                hql.append(" order by rv.video.id desc ");
                Query query = session.createQuery(hql.toString());
                i=0;
                for (VideoInfo videoInfo : list) {
                    query.setParameter(i, videoInfo.getId());
                    i++;
                }
                return query.list();
            }
        });
    }
 
    public void save(ResourceVideo resourceVideo) {
        resourceVideoDao.save(resourceVideo);
    }
 
 
    public void addVideoResource(String videoId, String resourceId) {
        ResourceVideo rv = resourceVideoDao.selectByVideoIdAndResourceId(videoId, resourceId);
        if (rv == null) {
            System.out.println(videoId + ":" + resourceId);
            rv = new ResourceVideo();
            rv.setResource(new VideoResource(resourceId + ""));
            rv.setVideo(new VideoInfo(videoId + ""));
            resourceVideoDao.save(rv);
        }
    }
 
 
    @Transactional
    public void delete(String videoId, String resourceId) {
        ResourceVideo resourceVideo = resourceVideoDao.selectByVideoIdAndResourceId(videoId, resourceId + "");
        if (resourceVideo != null) {
            resourceVideoDao.delete(resourceVideo);
        }
    }
}