📄 admin_jsp.java

📁 简单的投票系统
💻 JAVA
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package org.apache.jsp;

import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import org.apache.jasper.runtime.*;
import java.sql.*;

public class admin_jsp extends HttpJspBase {


  private static java.util.Vector _jspx_includes;

  public java.util.List getIncludes() {
    return _jspx_includes;
  }

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

    JspFactory _jspxFactory = null;
    javax.servlet.jsp.PageContext pageContext = null;
    HttpSession session = null;
    ServletContext application = null;
    ServletConfig config = null;
    JspWriter out = null;
    Object page = this;
    JspWriter _jspx_out = null;


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

      out.write("\r\n");
      vote.OracleBean con = null;
      synchronized (pageContext) {
        con = (vote.OracleBean) pageContext.getAttribute("con", PageContext.PAGE_SCOPE);
        if (con == null){
          try {
            con = (vote.OracleBean) java.beans.Beans.instantiate(this.getClass().getClassLoader(), "vote.OracleBean");
          } catch (ClassNotFoundException exc) {
            throw new InstantiationException(exc.getMessage());
          } catch (Exception exc) {
            throw new ServletException("Cannot create bean of class " + "vote.OracleBean", exc);
          }
          pageContext.setAttribute("con", con, 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\nadmin\r\n");
      out.write("</title>\r\n");
      out.write("</head>\r\n");
      out.write("<body bgcolor=\"#ffffff\">\r\n");
      out.write("<center>\r\n  调查系统维护中心\r\n  ");

    ResultSet rs = con.query("select id,note from vote order by id");
  
      out.write("\r\n  ");
      out.write("<table width=\"80%\" border=\"1\">\r\n    ");
      out.write("<tr>\r\n      ");
      out.write("<td align=\"center\" width=\"30%\">序号");
      out.write("</td>\r\n      ");
      out.write("<td>内容");
      out.write("</td>\r\n      ");
      out.write("<td align=\"center\" width=\"10%\">^_^");
      out.write("</td>\r\n    ");
      out.write("</tr>\r\n");
  int i=1;
   while(rs.next()){
      
      out.write("<tr>\r\n        ");
      out.write("<td align=\"center\">\r\n          ");
      out.print(i);
      out.write("\r\n        ");
      out.write("</td>\r\n        ");
      out.write("<td>");
      out.print(rs.getString(2));
      out.write("\r\n        ");
      out.write("</td>\r\n        ");
      out.write("<td >\r\n         ");
      out.write("<div align=\"center\">\r\n           ");
      out.write("<a href=\"delvote.jsp?id=");
      out.print(rs.getString("id"));
      out.write("\">\r\n            删除\r\n            ");
      out.write("</a>\r\n         ");
      out.write("</div>\r\n        ");
      out.write("</td>\r\n\r\n      ");
      out.write("</tr>");

      i++;
    }

      out.write("\r\n    ");
      out.write("<tr>\r\n      ");
      out.write("<td colspan=\"3\" >\r\n        ");
      out.write("<hr width=\"100%\" size=\"1\">\r\n      ");
      out.write("</td>\r\n    ");
      out.write("</tr>\r\n    ");
      out.write("<tr>\r\n      ");
      out.write("<td colspan=\"3\" align=\"center\">\r\n        增加项目\r\n      ");
      out.write("</td>\r\n    ");
      out.write("</tr>\r\n    ");
      out.write("<tr>\r\n      ");
      out.write("<td colspan=\"3\">\r\n        ");
      out.write("<form action=\"addvote.jsp\">\r\n          ");
      out.write("<p>内容:\r\n            ");
      out.write("<input type=\"text\" name=\"note\" size=\"50\" maxlength=\"50\" />\r\n          ");
      out.write("</p>\r\n          ");
      out.write("<p>");
      out.write("<input type=\"submit\" name=\"Submit\" value=\"提交\">\r\n            ");
      out.write("<input type=\"reset\" name=\"Submit2\" value=\"重置\">\r\n          ");
      out.write("</p>\r\n            ");
      out.write("<p>&nbsp;");
      out.write("</p>\r\n\r\n        ");
      out.write("</form>\r\n      ");
      out.write("</td>\r\n    ");
      out.write("</tr>\r\n  ");
      out.write("</table>\r\n  ");

    rs.close();

      out.write("\r\n\r\n");
      out.write("</center>\r\n");
      out.write("</body>\r\n");
      out.write("</html>\r\n");
    } catch (Throwable t) {
      out = _jspx_out;
      if (out != null && out.getBufferSize() != 0)
        out.clearBuffer();
      if (pageContext != null) pageContext.handlePageException(t);
    } finally {
      if (_jspxFactory != null) _jspxFactory.releasePageContext(pageContext);
    }
  }
}
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