serviceimpl.java

简单的视频上传系统

package cn.com.csuinfosoft.service.impl;

import java.util.List;

import cn.com.csuinfosoft.dao.DAO;
import cn.com.csuinfosoft.service.Service;
import cn.com.csuinfosoft.util.WriteVideo;
import cn.com.csuinfosoft.video.Video;
import cn.com.csuinfosoft.vo.FLVVO;
import cn.com.csuinfosoft.vo.VO;

public class ServiceImpl implements Service {

	private DAO dao = null;
	
	private WriteVideo writeVideo = null;
	
	private Video convertImage = null; 
	
	public List findByFlvInfo() {
		List list = dao.findByFlvInfo();
		return list;
	}

	public VO loadByFlvInfo(String flvId) {
		return dao.loadByFlvInfo(flvId);
	}

	public boolean upFileInto(VO argVO, String path, byte[] fileContent) throws Exception {
		FLVVO flvo = (FLVVO)argVO;
		System.out.println("path --- " + path.lastIndexOf("."));
		flvo.setFlvImage("videoImage"+path.substring(path.lastIndexOf("\\"),path.lastIndexOf(".")) + ".jpg");
		//在同一个事务中，一起成功，或一起失败
		writeVideo.writeVideo(path, fileContent);
		//生成截图路径
		String imagePath = path.substring(0, path.lastIndexOf("\\videoDir")) + "/" + flvo.getFlvImage();
		convertImage.process(path, imagePath);
		dao.insertInto(argVO);
		return true;
	}

	public boolean updateInfo(VO argVO) {
		dao.updateInfo(argVO);
		return true;
	}

	public void setDao(DAO dao) {
		this.dao = dao;
	}

	public void setWriteVideo(WriteVideo writeVideo) {
		this.writeVideo = writeVideo;
	}

	public void setConvertImage(Video convertImage) {
		this.convertImage = convertImage;
	}
}