📄 handledisplay_jsp.java
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package org.apache.jsp;
import javax.servlet.*;
import javax.servlet.http.*;
import javax.servlet.jsp.*;
import java.sql.*;
import java.io.*;;
public final class handledisplay_jsp extends org.apache.jasper.runtime.HttpJspBase
implements org.apache.jasper.runtime.JspSourceDependent {
private static final JspFactory _jspxFactory = JspFactory.getDefaultFactory();
private static java.util.List _jspx_dependants;
private javax.el.ExpressionFactory _el_expressionfactory;
private org.apache.AnnotationProcessor _jsp_annotationprocessor;
public Object getDependants() {
return _jspx_dependants;
}
public void _jspInit() {
_el_expressionfactory = _jspxFactory.getJspApplicationContext(getServletConfig().getServletContext()).getExpressionFactory();
_jsp_annotationprocessor = (org.apache.AnnotationProcessor) getServletConfig().getServletContext().getAttribute(org.apache.AnnotationProcessor.class.getName());
}
public void _jspDestroy() {
}
public void _jspService(HttpServletRequest request, HttpServletResponse response)
throws java.io.IOException, ServletException {
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 {
response.setContentType("text/html;charset=UTF-8");
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("\n");
out.write("\n");
out.write("\n");
out.write("\n");
out.write("\n");
out.write("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"\n");
out.write(" \"http://www.w3.org/TR/html4/loose.dtd\">\n");
out.write("\n");
out.write("<html>\n");
out.write(" <head>\n");
out.write(" <meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\">\n");
out.write(" <title>handle display</title>\n");
out.write(" </head>\n");
out.write(" <body>\n");
out.write(" ");
try{ Class.forName("com.mysql.jdbc.Driver").newInstance(); } catch(Exception e){ } ResultSet rs=null; Connection conn; String url="jdbc:mysql://localhost/taotao"; String user="taotao"; String password=".nothing"; conn=DriverManager.getConnection(url,user,password); Statement stmt; String sql="select * from messages "+" Order By number Desc"; stmt=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE); rs=stmt.executeQuery(sql);
out.write("\n");
out.write(" ");
int intPageSize; int intRowCount; int intPageCount; int intPage; String strPage; int i; intPageSize = 10; strPage = request.getParameter("page"); if(strPage==null){ intPage = 1; } else { intPage = Integer.parseInt(strPage); if(intPage<1){ intPage = 1;} } rs.last(); intRowCount = rs.getRow(); intPageCount =(intRowCount+intPageSize-1) / intPageSize; if(intPage>intPageCount) intPage = intPageCount; if(intPageCount>0){ rs.absolute((intPage-1) * intPageSize+1); i = 0; while(i< intPageSize && !rs.isAfterLast()){ int num=rs.getInt("number"); String name=rs.getString("id"); name=name.replaceAll("<","<"); name=name.replaceAll(">",">"); String content=rs.getString("content"); content=content.replaceAll("<","<"); content=content.replaceAll(">",">"); String recontent=rs.getString("recontent"); if(recontent!=null){ recontent=recontent.replaceAll("<","<"); recontent=recontent.replaceAll(">",">"); }
out.write("\n");
out.write(" <table border=1 bgcolor=\"cyan\" >\n");
out.write(" <tr><td>");
out.print(num);
out.write("</td><td>");
out.print(name);
out.write("</td><td>");
out.print(content);
out.write("</td><td>");
out.print(recontent);
out.write("</td>\n");
out.write(" </tr>\n");
out.write(" </table>\n");
out.write(" ");
rs.next(); i++; } } rs.close(); stmt.close(); conn.close();
out.write("\n");
out.write(" <a href=\"handledisplay.jsp?page=");
out.print(intPage-1);
out.write("\" class=\"style3\">上一页</a>&nbps;\n");
out.write(" <a href=\"handledisplay.jsp?page=");
out.print(intPage+1);
out.write("\" class=\"style3\">下一页</a>\n");
out.write(" ");
//String s=(String)session.getAttribute("rootid"); if(session.getAttribute("rootid")!=null){ out.print( "<form action=\"handledelete.jsp\" method=psot name=form>"+ "<input type=\"text\" name=\"todel\" value=\"\">toDe" + "<input type=submit value=submit><br>"+ "</form>"+ "<form action=\"handlemodify.jsp\" method=psot name=form>"+ "<input type=\"text\" name=\"tomod\" value=\"\">toMo<br>" + "<textarea name=newcontent cols=30 rows=4>"+"</textarea>"+ "<input type=submit value=submit>"+ "</form>"+ "<form action=\"handlere.jsp\" method=\"psot\" name=form>"+ "<input type=\"text\" name=\"tore\" value=\"\">toRe<br>" + "<textarea name=recontent cols=30 rows=4>"+"</textarea>"+ "<input type=submit value=submit>"+ "</form>" ); }
out.write("\n");
out.write(" </body>\n");
out.write("</html>\n");
} catch (Throwable t) {
if (!(t instanceof SkipPageException)){
out = _jspx_out;
if (out != null && out.getBufferSize() != 0)
try { out.clearBuffer(); } catch (java.io.IOException e) {}
if (_jspx_page_context != null) _jspx_page_context.handlePageException(t);
}
} finally {
_jspxFactory.releasePageContext(_jspx_page_context);
}
}
}
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