uploadinfovoserviceimp.java

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package com.jdon.jivejdon.service.imp.upload;

import java.util.ArrayList;
import java.util.Collection;

import org.apache.log4j.Logger;

import com.jdon.annotation.intercept.Poolable;
import com.jdon.controller.events.EventModel;
import com.jdon.controller.model.PageIterator;
import com.jdon.jivejdon.model.ForumMessage;
import com.jdon.jivejdon.model.UploadFile;
import com.jdon.jivejdon.model.UploadInfoVO;
import com.jdon.jivejdon.model.message.upload.UploadHelper;
import com.jdon.jivejdon.repository.UploadRepository;
import com.jdon.jivejdon.repository.builder.ForumAbstractFactory;
import com.jdon.jivejdon.service.UploadInfoVOService;
/**
 * 
 * @author <a href="mailto:[e-mail]">GeXinying</a>
 *
 */
@Poolable
public class UploadInfoVOServiceImp implements UploadInfoVOService{	

	private final static Logger logger = Logger.getLogger(UploadInfoVOServiceImp.class);
	
	private ForumAbstractFactory forumAbstractFactory;
	
	private UploadRepository uploadRepository;
    
    private UploadHelper uploadHelper = new UploadHelper();
    
	public UploadInfoVOServiceImp(ForumAbstractFactory forumAbstractFactory, UploadRepository uploadRepository)
	{
		this.forumAbstractFactory = forumAbstractFactory;
		this.uploadRepository = uploadRepository;
	}
	
	public void deleteUpload(EventModel em) {
		logger.info("delete.....");
		UploadInfoVO imageInfo = (UploadInfoVO)em.getModelIF();
		uploadRepository.deleteUploadFile(imageInfo.getImageId());
	}

	public UploadInfoVO getUploadInfoVO(String imageId) {
		UploadFile uploadFile = uploadRepository.getUploadFile(imageId, true);
		if (uploadFile == null) return null;
		
		UploadInfoVO uvo = new UploadInfoVO();
		uvo.setImageId(imageId);
		uvo.setOid(Integer.toString(uploadFile.getOid()));
		uvo.setName(uploadFile.getName());
		uvo.setDescription(uploadFile.getDescription());
		ForumMessage message = forumAbstractFactory.getMessage(Long.parseLong(uploadFile.getParentId()));
		uvo.setForumMessage(message);
		return uvo;
	}

	public void updateImage(EventModel em) {

	}
	
	public PageIterator getUploads(int start, int count) {
		PageIterator pageIterator = new PageIterator();
		try {
            pageIterator = uploadRepository.getUploadFiles(start, count);
        } catch (Exception ex) {
            logger.error(ex);
        }
		return pageIterator;
	}
	
	public Collection getUploadInfoVOs(int start, int count) {
		Collection list = new ArrayList();
		String imageId = null;
		try {
			PageIterator pageIterator = uploadRepository.getUploadFiles(start, count);
			if (pageIterator.getAllCount() == 0) return list;
            while(pageIterator.hasNext()){
            	imageId =  (String)pageIterator.next();
            	UploadInfoVO uvo = getUploadInfoVO(imageId);  
            	if (uvo != null && uploadHelper.isImage(uvo.getName()))
            		list.add(uvo);
            }
        } catch (Exception ex) {
            logger.error(" imageId=" + imageId + " error: " +ex);
        }
		return list;
	}
}