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📄 showbag_jsp.java

📁 购物车程序为jbuilder工程,添加到工程中即可
💻 JAVA
字号:
package org.apache.jsp;

import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import java.util.*;
import entity.*;

public final class showBag_jsp extends org.apache.jasper.runtime.HttpJspBase
    implements org.apache.jasper.runtime.JspSourceDependent {

  private static java.util.Vector _jspx_dependants;

  public java.util.List getDependants() {
    return _jspx_dependants;
  }

  public void _jspService(HttpServletRequest request, HttpServletResponse response)
        throws java.io.IOException, ServletException {

    JspFactory _jspxFactory = null;
    PageContext pageContext = null;
    HttpSession session = null;
    ServletContext application = null;
    ServletConfig config = null;
    JspWriter out = null;
    Object page = this;
    JspWriter _jspx_out = null;
    PageContext _jspx_page_context = null;


    try {
      _jspxFactory = JspFactory.getDefaultFactory();
      response.setContentType("text/html; charset=GBK");
      pageContext = _jspxFactory.getPageContext(this, request, response,
      			null, true, 8192, true);
      _jspx_page_context = pageContext;
      application = pageContext.getServletContext();
      config = pageContext.getServletConfig();
      session = pageContext.getSession();
      out = pageContext.getOut();
      _jspx_out = out;

      out.write("\r\n");
      out.write("\r\n");
      dao.DAO dao = null;
      synchronized (_jspx_page_context) {
        dao = (dao.DAO) _jspx_page_context.getAttribute("dao", PageContext.PAGE_SCOPE);
        if (dao == null){
          dao = new dao.DAO();
          _jspx_page_context.setAttribute("dao", dao, PageContext.PAGE_SCOPE);
        }
      }
      out.write("\r\n");
      out.write("\r\n");
      out.write("\r\n");
      out.write("<html>\r\n");
      out.write("<head>\r\n");
      out.write("<title>\r\n");
      out.write("showBag\r\n");
      out.write("</title>\r\n");
      out.write("</head>\r\n");
      out.write("<body bgcolor=\"#ffffff\">\r\n");

HashMap bag =(HashMap)session.getAttribute("bag");
Iterator iter=bag.keySet().iterator();

      out.write("\r\n");
      out.write("<table align=\"center\" width=\"100%\">\r\n");
      out.write("  ");
 double priceCount=0; 
      out.write("\r\n");
      out.write("  ");
while(iter.hasNext()){ 
      out.write("\r\n");
      out.write("  ");
 String id=(String)iter.next(); 
      out.write("\r\n");
      out.write("  ");
 Integer count=(Integer)bag.get(id); 
      out.write("\r\n");
      out.write("  ");
 Product p=dao.getProductById(Integer.parseInt(id)); 
      out.write("\r\n");
      out.write("  <tr>\r\n");
      out.write("    <td>");
      out.print(p.getName() );
      out.write("</td>\r\n");
      out.write("    <td>");
      out.print(p.getPerUnit() );
      out.write("</td>\r\n");
      out.write("    <td>");
      out.print(p.getPrice() );
      out.write("</td>\r\n");
      out.write("    <td>");
      out.print(count );
      out.write("</td>\r\n");
      out.write("    <td><a href=\"delete?id=");
      out.print(p.getId());
      out.write("&action=1\">减量</a></td>\r\n");
      out.write("    <td><a href=\"delete?id=");
      out.print(p.getId());
      out.write("&action=2\">删除</a></td>\r\n");
      out.write("  </tr>\r\n");
      out.write("  ");
 priceCount+=p.getPrice()*count.intValue(); 
      out.write("\r\n");
      out.write("  ");
} 
      out.write("\r\n");
      out.write("</table>\r\n");
      out.write("总价:");
      out.print(priceCount);
      out.write("\r\n");
      out.write("</body>\r\n");
      out.write("</html>\r\n");
    } catch (Throwable t) {
      if (!(t instanceof SkipPageException)){
        out = _jspx_out;
        if (out != null && out.getBufferSize() != 0)
          out.clearBuffer();
        if (_jspx_page_context != null) _jspx_page_context.handlePageException(t);
      }
    } finally {
      if (_jspxFactory != null) _jspxFactory.releasePageContext(_jspx_page_context);
    }
  }
}

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