fileuploadcontroller.java

管理公司合同

/*
 * Created on 2006-10-23 12:33:04
 *
 * By SinoBest
 * Copyright hnisi.com.cn, 2005-2006, All rights reserved.
 */

package cn.com.juneng.baseinfo.service;

import java.io.ByteArrayOutputStream;
import java.io.File;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.util.FileCopyUtils;
import org.springframework.validation.BindException;
import org.springframework.web.bind.ServletRequestDataBinder;
import org.springframework.web.multipart.MultipartHttpServletRequest;
import org.springframework.web.multipart.commons.CommonsMultipartFile;
import org.springframework.web.multipart.support.ByteArrayMultipartFileEditor;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.SimpleFormController;

import cn.com.juneng.baseinfo.service.BaseinfoService;
import cn.com.juneng.baseinfo.vo.BaseinfoVOImpl;
import cn.com.juneng.system.common.COMMON;
import cn.com.juneng.system.common.SpringBeanFactory;

/**
 * @author yehailong
 * 
 */

public class FileUploadController extends SimpleFormController {
    private static Log log =
        LogFactory.getLog(FileUploadController.class);
    private String uploadDir;// 上传文件路径

    protected ModelAndView onSubmit(HttpServletRequest request,
            HttpServletResponse response, Object cmd, BindException errors)
            throws Exception {
      	    byte[] bytes=null;
    	    request.setCharacterEncoding("GBK");
    	    BaseinfoVOImpl vo=null;
           
         
          // cast to multipart file so we can get additional information
            MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
            CommonsMultipartFile file = (CommonsMultipartFile) multipartRequest.getFile("xp");
            String  ryid=multipartRequest.getParameter("id");
           
            bytes=file.getBytes();           
            BaseinfoService service = (BaseinfoService)SpringBeanFactory.getBean("baseinfoService");

        	if(COMMON.isEmpty(ryid)){
        		vo=new BaseinfoVOImpl();
        		vo.setRid(cn.com.juneng.system.common.COMMON.getUUID());
        		vo.setXb("1");
            	vo.setXm("未录入");
            	vo.setXp(bytes);
        		service.create(vo);
        	}
        	else{
        		vo=service.findByPrimaryKey(ryid);
        		vo.setXp(bytes);
        	    service.insertUpdate(vo);
        	}
        	vo.setActionType("upload");
        	request.setAttribute("VO", vo);
        return new ModelAndView(getSuccessView() + ".jsp?rid="+ryid);
    }

    protected void initBinder(HttpServletRequest request,
            ServletRequestDataBinder binder) throws ServletException {
        binder.registerCustomEditor(byte[].class,
                new ByteArrayMultipartFileEditor());
    }
    public void setUploadDir(String uploadDir){
        this.uploadDir = uploadDir;
    }
    public String getUploadDir(){
        return this.uploadDir;
    }
}