updateproductaction.java

>项目名称:电脑电子商务平台 >1.运行环境JDK1.6+Oracle10g+Tomcat5.5 >2.开发工具: MyEclipse Enterprise Workbench

package omega.struts.action.admin;

import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;

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

import omega.domain.Product;
import omega.logic.ProductLogic;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.DynaActionForm;
import org.apache.struts.upload.FormFile;

public class UpdateProductAction extends Action {
	public ActionForward execute(
	        ActionMapping mapping,
	        ActionForm form,
	        HttpServletRequest request,
	        HttpServletResponse response)
	        throws Exception {
		   DynaActionForm dyform=(DynaActionForm )form;
		   Product product=new Product();
		   ProductLogic pl=new ProductLogic();
		   
		   product.setProductid((Integer)dyform.get("productid"));
		   product.setSortid((Integer)dyform.get("sortid"));
		   product.setName((String)dyform.getString("name"));
		   product.setPrice((String)dyform.getString("price"));
		   product.setSaleprice((String)dyform.getString("saleprice"));
		   product.setDescript((String)dyform.getString("descript"));
		   product.setContents((String)dyform.getString("contents"));
		   product.setSalecount((String)dyform.getString("salecount"));

		   FormFile file=(FormFile)dyform.get("image");
		   if(!file.getFileName().equals(""))
			{
		
			    String fileName=file.getFileName();
			    String dir=servlet.getServletContext().getRealPath("/upload");
			  
			    product.setImage("./upload/"+fileName);
			    int reads=0;
			    InputStream in=file.getInputStream();
			    OutputStream out=new FileOutputStream(dir+"/"+fileName);
			    byte[] buffer=new byte[8192];
			    while((reads=in.read(buffer,0,8192))!=-1){
			     out.write(buffer,0,reads);
			    }
			    out.close();
			    in.close();
			}
		   
		   pl.updatePro(product);
				return mapping.findForward("success");
		
	}
}