package com.lgx8.gateway.servlet;
import java.io.IOException;
import java.io.Writer;
import java.util.HashMap;
import java.util.Map;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.context.ApplicationContext;
import org.springframework.web.context.support.WebApplicationContextUtils;
import com.lgx8.common.util.Constants;
import com.lgx8.gateway.entities.Orders;
import com.lgx8.gateway.service.IOrderService;
import com.lgx8.right.entities.RunTimeUser;
import freemarker.template.Template;
import freemarker.template.TemplateException;
/**
* Servlet implementation class GatewayNavServlet
*/
public class GatewayNavServlet extends GatewayBaseServlet {
private static final long serialVersionUID = 1L;
/**
* @see GatewayBaseServlet#GatewayBaseServlet()
*/
public GatewayNavServlet() {
super();
// TODO Auto-generated constructor stub
}
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
doPost(request, response);
}
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
Template temp = getConfiguration().getTemplate("nav.ftl");
Map<Object, Object> root = new HashMap<Object, Object>();
root.putAll(super.root);
String aid = request.getParameter("aid");
long areaCategoryId = 0;
try {
areaCategoryId = Long.parseLong(aid);
} catch (Exception e2) {
areaCategoryId = 0;
}
root.put("areaCategoryId", areaCategoryId);
RunTimeUser user = null;
try {
user = RunTimeUser.getRunTimeUser(request);
} catch (Exception e1) {
user = null;
}
ApplicationContext ac = WebApplicationContextUtils.getWebApplicationContext(this.getServletContext());
IOrderService ordersService = (IOrderService) ac.getBean("orderService");
if(user!=null) {
root.put("user", user);
Orders order = ordersService.findCartByUserId(user.getId());
if(order!=null) {
root.put("order", order);
}
root.put("delete_cart_product_url", Constants.DELETE_CART_PRODUCT_URL);
root.put("show_cart_url", Constants.SHOW_CART_URL);
}
/* 将模板和数据模型合并 */
Writer out = response.getWriter();
try {
temp.process(root, out);
} catch (TemplateException e) {
e.printStackTrace();
}
out.flush();
}
}