priceaction.java

来自「《JSP网站开发典型模块与实例精讲》一书光盘源码」· Java 代码 · 共 95 行

//Created by MyEclipse Struts
// XSL source (default): platform:/plugin/com.genuitec.eclipse.cross.easystruts.eclipse_4.0.0/xslt/JavaClass.xsl

package book.example.photoprint.action;

import java.util.List;

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

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.DispatchAction;

import book.example.photoprint.exception.DBException;
import book.example.photoprint.form.PriceForm;
import book.example.photoprint.po.Price;
import book.example.photoprint.po.Shop;
import book.example.photoprint.service.PriceService;

/**
 * MyEclipse Struts Creation date: 12-20-2005
 * 
 * XDoclet definition:
 * 
 * @struts.action path="priceAction" name="priceForm" input="price_add.jsp"
 *                parameter="method" scope="request"
 * @struts.action-forward name="add_success" path="add_success.jsp"
 * @struts.action-forward name="error" path="/error.jsp"
 */
public class PriceAction extends DispatchAction {

	// --------------------------------------------------------- Instance
	// Variables

	// --------------------------------------------------------- Methods

	/**
	 * Method execute
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward add(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		PriceForm priceForm = (PriceForm) form;
		Price price = new Price();
		price.setType(priceForm.getType());
		price.setPrice(new Double(priceForm.getPrice()));
		price.setShop((Shop)request.getSession().getAttribute("shop"));
		PriceService service = new PriceService();
		try {
			service.addPrice(price);
		} catch (DBException e) {
			e.printStackTrace();
			return mapping.findForward("error");
		}
		return this.list(mapping,form,request,response);
	}

	public ActionForward list(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		PriceService service = new PriceService();
		Shop shop=(Shop)request.getSession().getAttribute("shop");
		try {
			// 获得商店id
			String id=request.getParameter("id");
			List list = service.listByShopId(shop);
			request.setAttribute("list", list);
		} catch (DBException e) {
			e.printStackTrace();
			return mapping.findForward("error");

		}
		return mapping.findForward("list");
	}
	public ActionForward delete(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		String priceid=request.getParameter("id");
		PriceService service = new PriceService();
		try {
			service.delete(priceid);
		} catch (DBException e) {
			e.printStackTrace();
			return mapping.findForward("error");

		}
		return this.list(mapping,form,request,response);
	}
}