addbookaction.java

网上书店后台管理源码基于struts1.2+oracle数据库

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.dongfang.action;

import java.io.*;
import java.text.SimpleDateFormat;
import java.util.Date;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionError;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;
import org.apache.struts.action.DynaActionForm;
import org.apache.struts.upload.FormFile;

import com.dongfang.dao.BookDAO;
import com.dongfang.dao.SortDAO;
import com.dongfang.po.Book;
import com.dongfang.po.Sort;

/** 
 * MyEclipse Struts
 * Creation date: 09-10-2007
 * 
 * XDoclet definition:
 * @struts.action input="/wrong.jsp" validate="true"
 */
public class AddbookAction extends Action {
	/*
	 * Generated Methods
	 */

	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		// TODO Auto-generated method stub
		
		DynaActionForm bookForm = (DynaActionForm)form;
		Integer id = (Integer)bookForm.get("id");
		Integer sortId = (Integer)bookForm.get("sortId");
		String bookname = (String)bookForm.get("bookname");
		//System.out.println(bookname);
		String price = (String)bookForm.get("price");
		String saleprice = (String)bookForm.get("saleprice");
		//System.out.println(saleprice);
		String descript = (String)bookForm.get("descript");
		String contents = (String)bookForm.get("contents");
		String writer = (String)bookForm.get("writer");
		String publish = (String)bookForm.get("publish");
		FormFile theFile = (FormFile)bookForm.get("theFile");
		Book book =null;
		BookDAO bookdao = new BookDAO();
		if(id.intValue()==0)
		{
		    book = new Book();
		    book.setId(bookdao.getNextId());
		}
		else
		{
			book = bookdao.getBookById(id.intValue());
		}
		
		
		SortDAO sortDAO = new SortDAO();
		Sort sort = sortDAO.getSortById(sortId.intValue());
		book.setSort(sort);
		book.setName(bookname);
		book.setPrice(Double.parseDouble(price));
		book.setSaleprice(Double.parseDouble(saleprice));
		book.setDescript(descript);
		book.setContents(contents);
		book.setWriter(writer);
		book.setPublish(publish);
		SimpleDateFormat sf = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss");
		book.setSaledate(sf.format(new Date()));
		if(!theFile.getFileName().equals(""))
		{
			try {
				InputStream is = theFile.getInputStream();
				String filePath = this.getServlet().getServletContext().getRealPath("/");
				int i = filePath.lastIndexOf("\\");
				filePath = filePath.substring(0, i-18);
				System.out.println(filePath);
				filePath = filePath + "\\BookShopping02\\images\\";
				OutputStream os = new FileOutputStream(filePath+theFile.getFileName());
				byte [] buffer = new byte[8096];
				int temp = 0;
				while((temp=is.read(buffer, 0, 8096))!=-1)
				{
					os.write(buffer, 0, temp);
				}
				book.setImage("images/"+theFile.getFileName());
				is.close();
				os.close();
			} catch (FileNotFoundException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			} catch (IOException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
			if(id.intValue()==0)
			{
				boolean isSaved = bookdao.save(book);
				if(!isSaved)
				{
					ActionMessages errors = new ActionMessages();
					errors.add(ActionErrors.GLOBAL_MESSAGE,
							new ActionMessage("errors.operate"));
					if (!errors.isEmpty()) {
							saveErrors(request, errors);
					} 
			  		return  mapping.findForward("toWrong");
				}
			}
			else
			{
				bookdao.updateBook(book);
			}
			return mapping.findForward("toAddBook");
			
		}
		
		else
		{
			ActionMessages errors = new ActionMessages();
			errors.add(ActionErrors.GLOBAL_MESSAGE,
					new ActionMessage("errors.noImage"));
			if (!errors.isEmpty()) {
					saveErrors(request, errors);
			} 
	  		return  mapping.findForward("toWrong");
		}
		
	}
}