categoryaction.java

来自「达内网上购物系统」· Java 代码 · 共 28 行

package org.whatisjava.dang.action;

import java.util.List;

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

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.whatisjava.dang.service.CatalogService;

public class CategoryAction extends Action {
	private CatalogService cs = new CatalogService();

	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		String idStr = request.getParameter("id");
		if (idStr != null) {
			Integer id = Integer.valueOf(idStr);
			List<?> list = cs.findSubCategory(id);
			request.setAttribute("category_list", list);
		}
		return mapping.findForward("success");
	}
}