📄 index_jsp.java

📁 应用泛型以及反射编写的单表操作框架
💻 JAVA
字号:
package org.apache.jsp;

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

public final class index_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=gb2312");
      pageContext = _jspxFactory.getPageContext(this, request, response,
      			"", 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("<html>\r\n");
      out.write("<head>\r\n");
      out.write("<meta http-equiv=\"Content-Type\" content=\"text/html; charset=gb2312\">\r\n");
      out.write("<title>基于Ajax的分页列表</title>\r\n");
      out.write("<link href=\"../css/style.css\" rel=\"stylesheet\" type=\"text/css\">\r\n");
      out.write("<script language=\"javascript\" src=\"function/ajax_func.js\"></script>\r\n");
      out.write("<script language=\"javascript\">\r\n");
      out.write("//页面加载，获取第一页的新闻列表\r\n");
      out.write("function winload() {\r\n");
      out.write("\tsend_request(\"get\",\"/news/newsManager?currentPage=1\",null,\"XML\",populateList);\r\n");
      out.write("}\r\n");
      out.write("//将所获取的新闻列表填充到页面的相应位置\r\n");
      out.write("function populateList() {\r\n");
      out.write("\tif (http_request.readyState == 4) { // 判断对象状态\r\n");
      out.write("\t\tif (http_request.status == 200) { // 信息已经成功返回，开始处理信息\r\n");
      out.write("\t\t\tvar doc = http_request.responseXML;\r\n");
      out.write("\t\t\tvar currentPage = doc.getElementsByTagName(\"currentPage\")[0].firstChild.data;\r\n");
      out.write("\t\t\tvar totalPage = doc.getElementsByTagName(\"totalPage\")[0].firstChild.data;\r\n");
      out.write("\t\t\tvar prePage = parseInt(currentPage) - 1;\r\n");
      out.write("\t\t\tvar nextPage = parseInt(currentPage) + 1;\r\n");
      out.write("\t\t\tvar newslist = doc.getElementsByTagName(\"news\");\r\n");
      out.write("\t\t\tvar innerHTML = \"\";\r\n");
      out.write("\t\t\tif((newslist!=null)&&(newslist.length!=0)) {\r\n");
      out.write("\t\t\t\tinnerHTML += \"<table width=\\\"100%\\\" cellpadding=\\\"2\\\" cellspacing=\\\"0\\\" border=\\\"0\\\">\\r\\n\";\r\n");
      out.write("\t\t\t\tinnerHTML += \"<tr><td width='10%' height='25'>ID</td><td width='65%'>标题</td><td width='25%'>提交日期</td></tr>\";\r\n");
      out.write("\t\t\t\tfor(var i=0;i<newslist.length;i++) {\r\n");
      out.write("\t\t\t\t\tvar news = newslist[i];\r\n");
      out.write("\t\t\t\t\tvar id = news.getAttribute(\"id\");\r\n");
      out.write("\t\t\t\t\tvar title = (news.childNodes[0].firstChild==null)?\"\":news.childNodes[0].firstChild.data;\r\n");
      out.write("\t\t\t\t\tvar submittime = (news.childNodes[1].firstChild==null)?\"\":news.childNodes[1].firstChild.data;\r\n");
      out.write("\t\t\t\t\tinnerHTML += \"<tr>\";\r\n");
      out.write("\t\t\t\t\tinnerHTML += \"<td width='10%' height='25'>\"+id+\"</td>\";\r\n");
      out.write("\t\t\t\t\tinnerHTML += \"<td width='65%' height='25'>\"+title+\"</td>\";\r\n");
      out.write("\t\t\t\t\tinnerHTML += \"<td width='25%' height='25'>\"+submittime+\"</td>\";\r\n");
      out.write("\t\t\t\t\tinnerHTML += \"</tr>\";\r\n");
      out.write("\t\t\t\t}\r\n");
      out.write("\t\t\t\tinnerHTML += \"</table>\\r\\n\";\r\n");
      out.write("\t\t\t}else {\r\n");
      out.write("\t\t\t\tinnerHTML += \"暂时没有任何新闻\";\r\n");
      out.write("\t\t\t}\r\n");
      out.write("\t\t\t//window.alert(currentPage+\"|\"+nextPage+\"|\"+prePage+\"|\"+totalPage);\r\n");
      out.write("\t\t\tdocument.getElementById(\"newslist\").innerHTML = innerHTML;\r\n");
      out.write("\t\t\tdocument.getElementById(\"prePage\").innerHTML=\"<a href=\\\"javascript:void(0)\\\" onClick=\\\"goToPage('\"+prePage+\"')\\\">上一页</a>\";\r\n");
      out.write("\t\t\tdocument.getElementById(\"nextPage\").innerHTML=\"<a href=\\\"javascript:void(0)\\\" onClick=\\\"goToPage('\"+nextPage+\"')\\\">下一页</a>\";\r\n");
      out.write("\t\t\tdocument.getElementById(\"lastPage\").innerHTML=\"<a href=\\\"javascript:void(0)\\\" onClick=\\\"goToPage('\"+totalPage+\"')\\\">最末页</a>\";\r\n");
      out.write("\t\t\t//window.alert(currentPage);\r\n");
      out.write("\t\t} else { //页面不正常\r\n");
      out.write("\t\t\talert(\"您所请求的页面有异常。\");\r\n");
      out.write("\t\t}\r\n");
      out.write("\t}\r\n");
      out.write("}\r\n");
      out.write("//页面跳转\r\n");
      out.write("function goToPage(page) {\r\n");
      out.write("\tsend_request(\"get\",\"/news/newsManager?currentPage=\"+page,null,\"XML\",populateList);\r\n");
      out.write("}\r\n");
      out.write("</script>\r\n");
      out.write("</head>\r\n");
      out.write("\r\n");
      out.write("<body onLoad=\"winload()\">\r\n");
      out.write("<table width=\"500\" border=\"0\" cellspacing=\"0\" cellpadding=\"4\">\r\n");
      out.write("  <tr>\r\n");
      out.write("    <td align=\"center\">新闻列表</td>\r\n");
      out.write("  </tr>\r\n");
      out.write("</table>\r\n");
      out.write("<table width=\"500\" border=\"0\" cellspacing=\"0\" cellpadding=\"4\">\r\n");
      out.write("  <tr>\r\n");
      out.write("    <td align=\"center\" height=\"200\" valign=\"top\">\r\n");
      out.write("\t\t<label id=\"newslist\"></label>\r\n");
      out.write("\t\t</td>\r\n");
      out.write("  </tr>\r\n");
      out.write("</table>\r\n");
      out.write("<table width=\"500\" border=\"0\" cellspacing=\"0\" cellpadding=\"4\">\r\n");
      out.write("  <tr>\r\n");
      out.write("    <td align=\"center\">\r\n");
      out.write("\t\t<label id=\"firstPage\"><a href=\"javascript:void(0)\" onClick=\"goToPage('1')\">第一页</a></label>\r\n");
      out.write("\t\t<label id=\"prePage\">上一页</label>\r\n");
      out.write("\t\t<label id=\"nextPage\">下一页</label>\r\n");
      out.write("\t\t<label id=\"lastPage\">最末页</label>\r\n");
      out.write("\t\t</td>\r\n");
      out.write("  </tr>\r\n");
      out.write("</table>\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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