Win a copy of Bad Programming Practices 101 (e-book) this week in the Beginning Java forum!
  • Post Reply Bookmark Topic Watch Topic
  • New Topic

problems during creation of excel report  RSS feed

 
Greenhorn
Posts: 1
  • Mark post as helpful
  • send pies
  • Quote
  • Report post to moderator
<%@ page contentType = "application/vnd.ms-excel" pageEncoding="UTF-8"%>
<% response.setContentType("application/vnd.ms-excel"); %>
<%@ page language="java"%>
<%@ page import="java.sql.*,util.datasource.DAOUtils,javax.sql.DataSource,java.util.*" %>
<%@ page import="net.sf.jasperreports.engine.JasperExportManager" %>
<%@ page import="net.sf.jasperreports.engine.JasperManager" %>
<%@ page import="net.sf.jasperreports.engine.JasperCompileManager" %>
<%@ page import="net.sf.jasperreports.engine.JasperRunManager" %>
<%@ page import="net.sf.jasperreports.engine.JasperPrint" %>
<%@ page import="net.sf.jasperreports.engine.JasperReport" %>
<%@ page import="net.sf.jasperreports.engine.JRResultSetDataSource" %>
<%@ page import="net.sf.jasperreports.engine.export.JRPdfExporter"%>
<%@ page import="net.sf.jasperreports.engine.xml.JRXmlLoader" %>
<%@ page import="net.sf.jasperreports.engine.xml.JRXmlDigesterFactory" %>
<%@ page import="net.sf.jasperreports.view.JasperViewer" %>
<%@ page import="net.sf.jasperreports.engine.util.*"%>
<%@ page import="net.sf.jasperreports.engine.*"%>
<%@ page import="net.sf.jasperreports.engine.design.JasperDesign" %>
<%@ page import="java.util.*"%>
<%@ page import="java.sql.*"%>
<%@ page import="java.text.*" %>
<%@ page import="java.io.*"%>
<%@ page import="java.lang.*"%>
<%@ page import="net.sf.jasperreports.engine.util.JRLoader.*"%>
<%@ page import="org.apache.poi.hssf.usermodel.HSSFSheet"%>
<%@ page import="org.apache.poi.hssf.usermodel.HSSFWorkbook"%>
<%@ page import="org.apache.poi.hssf.usermodel.HSSFRow"%>
<%@ page import="org.apache.poi.hssf.usermodel.HSSFCell"%>
<%

Connection con = null;

try
{
con = DAOUtils.getDBConnectionPost();
System.out.println("---concon---"+con);
String filename="C:/Documents and Settings/Administrator/Desktop/Qualification.xls" ;
HSSFWorkbook hwb=new HSSFWorkbook();
HSSFSheet sheet = hwb.createSheet("new sheet");
HSSFRow rowhead=sheet.createRow((short)0);
rowhead.createCell((short)0).setCellValue("Qualification Id");
rowhead.createCell((short)1).setCellValue("Qualification Name");
rowhead.createCell((short)2).setCellValue("Qualification Short Name");
//Class.forName("org.postgresql.Driver");
//Connection con = DriverManager.getConnection("jdbc:postgresql://localhost:5432/aptourism06032013","postgres","postgres");
Statement st=con.createStatement();
ResultSet rs=st.executeQuery(" select * from HRMS_QUALIFICATION_MST ");
int i=1;
while(rs.next())
{
HSSFRow row=sheet.createRow((short)i);
row.createCell((short)0).setCellValue(rs.getString("qualification_id"));
row.createCell((short)1).setCellValue(rs.getString("qualification_name"));
row.createCell((short)2).setCellValue(rs.getString("qualification_short_name"));
i++;
}
FileOutputStream fileOut = new FileOutputStream(filename);
hwb.write(fileOut);
fileOut.close();
System.out.println("Your excel file has been generated!");
byte[] bytes = hwb.getBytes();


ServletOutputStream ouputStream = response.getOutputStream();
ouputStream.write(bytes, 0, bytes.length);
//ouputStream.write(fileOut);
//ouputStream.flush();
//ouputStream.close();
try{
Runtime.getRuntime().exec("cmd /c start C:\\Documents and Settings\\Administrator\\Desktop\\Qualification.xls");
}catch(IOException e){
e.printStackTrace();
}
con.commit();
}
catch(Exception e)
{
if(con!=null)
{
con.rollback();
}
out.println("Exception-->"+e);
}
finally
{
DAOUtils.closeConnection(con);
//DAOUtils.closeStatement(st);
//DAOUtils.closeConnection(rs);
}
%>
 
author & internet detective
Marshal
Posts: 38366
645
Eclipse IDE Java VI Editor
  • Mark post as helpful
  • send pies
  • Quote
  • Report post to moderator
Welcome to CodeRanch! I see a block of code, but not what the problem is. What error do you get? See TellTheDetails for more information about what is useful to provide.
 
Forget this weirdo. You guys wanna see something really neat? I just have to take off my shoe .... (hint: it's a tiny ad)
Why should you try IntelliJ IDEA ?
https://coderanch.com/wiki/696337/IntelliJ-IDEA
  • Post Reply Bookmark Topic Watch Topic
  • New Topic
Boost this thread!