userindent.java

来自「J2EE网络书店系统 采用JSP , servlet ,javabean开发 」· Java 代码 · 共 71 行

/*
 * 创建日期 2005-3-12
 *
 * TODO 要更改此生成的文件的模板，请转至
 * 窗口 － 首选项 － Java － 代码样式 － 代码模板
 */
package store;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 * @author wwx
 *
 * TODO 要更改此生成的类型注释的模板，请转至
 * 窗口 － 首选项 － Java － 代码样式 － 代码模板
 */
public class UserIndent extends HttpServlet {

	protected void doGet(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		//TODO Method stub generated by Lomboz
		boolean flag = false;
		String action = request.getParameter("action");
		Indent indent = new Indent();
		
		HttpSession httpsession = request.getSession(true);
		Basket basket = (Basket) httpsession.getAttribute("Basket");
		if(basket.getnumBooks()<=0)
		{
			flag = true;
			httpsession.setAttribute("servleterror","Your basket is empty!<br>");
		}
		
		if(!flag)
		{
			if(action.equals("Add"))
			{
				try
				{
					indent.AddIndent(request);
				}
				catch(Exception e)
				{
			  		flag = true;
			  		httpsession.setAttribute("servleterror",e.getMessage());
				}
			}
			else
			{
				flag = true;
		  		httpsession.setAttribute("servleterror","Your operate was error!<br>");
			}
		}
		
		if (!flag)
	  	{
		    response.sendRedirect("store.ClearBasketController");
	  	}
	  	else
	  	{
	  		response.sendRedirect("../errorpage.jsp");
	  	}
	}
}