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📄 showcart_jsp.java

📁 jsp做的购物车 对刚学习jsp的 有很大帮助
💻 JAVA
字号:
package org.apache.jsp;

import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;

public final class showCart_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<html>\r\n<head>\r\n<title>\r\nshowCart\r\n</title>\r\n</head>\r\n<body bgcolor=\"#ffffff\">\r\n<h1  align=\"center\">\r\n <font color=\"blue\">购物车中书的信息:</font>\r\n</h1>\r\n");
      test2.Cart cart = null;
      synchronized (session) {
        cart = (test2.Cart) _jspx_page_context.getAttribute("cart", PageContext.SESSION_SCOPE);
        if (cart == null){
          cart = new test2.Cart();
          _jspx_page_context.setAttribute("cart", cart, PageContext.SESSION_SCOPE);
          out.write('\r');
          out.write('\n');
        }
      }
      out.write("\r\n<table align=\"center\" border=\"1\">\r\n  <tr>\r\n    <td align=\"center\">编号</td><td align=\"center\">数量</td>\r\n  </tr>\r\n  ");

  java.util.HashMap map=cart.getAllBook();
  java.util.Set set=map.keySet();
  java.util.Iterator it=set.iterator();
  while(it.hasNext()){
    Object obj=it.next();
    Object value=map.get(obj);
    
      out.write("\r\n    <tr>\r\n      <td align=\"center\">");
      out.print(obj );
      out.write("</td>\r\n      <td align=\"center\">");
      out.print(value );
      out.write("</td>\r\n    </tr>\r\n\r\n    ");

  }
  
      out.write("\r\n</table>\r\n</body>\r\n</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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