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Java App - how export data to MS Excel

Posted on 2001-09-03
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Last Modified: 2012-06-27
I need the code to export data to an MS Excel file and open the file up from a Java app. The data would be contained in say for example a 2d array.
Does anyone have this?
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Question by:jholden022500
  • 2
4 Comments
 
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Expert Comment

by:Oliver_Dornauf
ID: 6450567
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LVL 2

Accepted Solution

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vasan_sr earned 800 total points
ID: 6450873
u have to create a dsn for the excel.....and modify the following code as u r need.....

// package classes;
  import java.sql.*;

  public class excelWrite
  {
    static
    {
        try  {
            Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
        }
        catch (Exception e) {
            System.err.println(e);
        }
    }

    public static void main(String args[]) {
        Connection conn=null;
        Statement stmt=null;
        String sql="";
        ResultSet rs=null;
          String srno="10";
 
        try {
            conn=DriverManager.getConnection("jdbc:odbc:excel","","");
            stmt=conn.createStatement();
               
            //sql="INSERT INTO [Sheet1$](srno,test,description,output,output1,pass) VALUES ('1','Hari','Venke','Vasan','Swami','Shalin')";
             int i =stmt.executeUpdate(sql);

               //excel reading
           //  sql="select  'Account Code','Account Period, yyyyppp','Transaction Date yyyymmdd','Record Type'  from [Sheet1$]";
            // sql="select * from [Sheet1$]";
             //System.out.println("1");
               //rs=stmt.executeQuery(sql);
               //System.out.println("2");

            //while(rs.next()){
               //        System.out.println(rs.getString("Dr/Cr"));
//                  " "+ rs.getString("Account Period, yyyyppp")
//                         +" "+ rs.getString("Transaction Date yyyymmdd")+
//                         " "+ rs.getString("Record Type"));
            //}
        }
        catch (Exception e){
            System.err.println(e);
        }
        finally {
            try{
                rs.close();
                stmt.close();
                conn.close();
                rs=null;
                stmt=null;
                conn=null;
            }
            catch(Exception e){}
        }
    }
  }
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LVL 2

Expert Comment

by:vasan_sr
ID: 6466122
Thanks jholden
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Expert Comment

by:anirbanr
ID: 8616069
Getting SQLExceptions like the following

java.sql.SQLException: [Microsoft][ODBC Excel Driver] The INSERT INTO statement contains the following unknown field name:

java.sql.SQLException: [Microsoft][ODBC Excel Driver] Number of query values and destination fields are not the same.


Is there any other configuration that needs to be done
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