Apache POI not rendering output in excel for every column
Question
I am using apache POI for reading data from database and rendering to excel. I used Oracle db. My Intended output in excel is desired output
The actual output in excel is actual output
In this the employee names are Devendra Singh and Yuvraj Verma. Below them are their respective token no is A1359 and A1539. R,W,FH,OTR,OTW,OTFH are their production values for each employee.
When using System.out.print the code is showing right positions but not in excel sheet. There is no exception also.
//method to create cells
private static void createCell(XSSFWorkbook wb, XSSFRow row, short column, short halign, short valign,Object value) {
System.out.println("Creating row #"+row.getRowNum() + " Colm# "+column+" value "+value);
XSSFCell cell = row.createCell(column);
cell.setCellValue(value.toString());
CellStyle cellStyle = wb.createCellStyle();
if(column == 1) {
XSSFDataFormat df = wb.createDataFormat();
cellStyle.setDataFormat(df.getFormat("d mmm yy"));
}
cellStyle.setAlignment(halign);
cellStyle.setVerticalAlignment(valign);
cell.setCellStyle(cellStyle);
}
In the System.out.println() getting output as
name DEVENDRA SINGH token:A1359 category:D depart:14 month:11 year:2015
Creating row #1 Colm# 2 value DEVENDRA SINGH
Creating row #2 Colm# 2 value A1359
Creating row #3 Colm# 2 value R
Creating row #3 Colm# 3 value W
Creating row #3 Colm# 4 value FH
Creating row #3 Colm# 5 value OT-R
Creating row #3 Colm# 6 value OT-W
Creating row #3 Colm# 7 value OT-FH
Creating row #4 Colm# 1 value 01/Nov/2015
Creating row #4 Colm# 2 value 12
Creating row #4 Colm# 3 value 3
Creating row #4 Colm# 4 value 4
Creating row #4 Colm# 5 value 5
Creating row #4 Colm# 6 value 6
Creating row #4 Colm# 7 value 7
Creating row #5 Colm# 1 value 02/Nov/2015
Creating row #5 Colm# 2 value 5
Creating row #5 Colm# 3 value 2
Creating row #5 Colm# 4 value 5
Creating row #5 Colm# 5 value 3
Creating row #5 Colm# 6 value 3
Creating row #5 Colm# 7 value 4
Creating row #6 Colm# 1 value 03/Nov/2015
Creating row #6 Colm# 2 value 0
Creating row #6 Colm# 3 value 0
Creating row #6 Colm# 4 value 0
Creating row #6 Colm# 5 value 0
Creating row #6 Colm# 6 value 0
Creating row #6 Colm# 7 value 0
Creating row #7 Colm# 1 value 04/Nov/2015
Creating row #7 Colm# 2 value 0
Creating row #7 Colm# 3 value 9
Creating row #7 Colm# 4 value 0
Creating row #7 Colm# 5 value 0
Creating row #7 Colm# 6 value 6
Creating row #7 Colm# 7 value 0
Creating row #8 Colm# 1 value 05/Nov/2015
Creating row #8 Colm# 2 value 3
Creating row #8 Colm# 3 value 0
Creating row #8 Colm# 4 value 0
Creating row #8 Colm# 5 value 0
Creating row #8 Colm# 6 value 6
Creating row #8 Colm# 7 value 0
Creating row #9 Colm# 1 value 06/Nov/2015
Creating row #9 Colm# 2 value 0
Creating row #9 Colm# 3 value 0
Creating row #9 Colm# 4 value 0
Creating row #9 Colm# 5 value 0
Creating row #9 Colm# 6 value 0
Creating row #9 Colm# 7 value 0
Creating row #10 Colm# 1 value 07/Nov/2015
Creating row #10 Colm# 2 value 0
Creating row #10 Colm# 3 value 0
Creating row #10 Colm# 4 value 0
Creating row #10 Colm# 5 value 0
Creating row #10 Colm# 6 value 0
Creating row #10 Colm# 7 value 0
Creating row #11 Colm# 1 value 08/Nov/2015
Creating row #11 Colm# 2 value 0
Creating row #11 Colm# 3 value 0
Creating row #11 Colm# 4 value 0
Creating row #11 Colm# 5 value 0
Creating row #11 Colm# 6 value 0
Creating row #11 Colm# 7 value 0
Creating row #12 Colm# 1 value 09/Nov/2015
Creating row #12 Colm# 2 value 0
Creating row #12 Colm# 3 value 0
Creating row #12 Colm# 4 value 0
Creating row #12 Colm# 5 value 0
Creating row #12 Colm# 6 value 0
Creating row #12 Colm# 7 value 0
Creating row #13 Colm# 1 value 10/Nov/2015
Creating row #13 Colm# 2 value 0
Creating row #13 Colm# 3 value 0
Creating row #13 Colm# 4 value 0
Creating row #13 Colm# 5 value 0
Creating row #13 Colm# 6 value 0
Creating row #13 Colm# 7 value 0
Creating row #14 Colm# 1 value 11/Nov/2015
Creating row #14 Colm# 2 value 0
Creating row #14 Colm# 3 value 0
Creating row #14 Colm# 4 value 0
Creating row #14 Colm# 5 value 0
Creating row #14 Colm# 6 value 0
Creating row #14 Colm# 7 value 0
Creating row #15 Colm# 1 value 12/Nov/2015
Creating row #15 Colm# 2 value 0
Creating row #15 Colm# 3 value 0
Creating row #15 Colm# 4 value 0
Creating row #15 Colm# 5 value 0
Creating row #15 Colm# 6 value 0
Creating row #15 Colm# 7 value 0
Creating row #16 Colm# 1 value 13/Nov/2015
Creating row #16 Colm# 2 value 0
Creating row #16 Colm# 3 value 0
Creating row #16 Colm# 4 value 0
Creating row #16 Colm# 5 value 0
Creating row #16 Colm# 6 value 0
Creating row #16 Colm# 7 value 0
Creating row #17 Colm# 1 value 14/Nov/2015
Creating row #17 Colm# 2 value 0
Creating row #17 Colm# 3 value 0
Creating row #17 Colm# 4 value 0
Creating row #17 Colm# 5 value 0
Creating row #17 Colm# 6 value 0
Creating row #17 Colm# 7 value 0
Creating row #18 Colm# 1 value 15/Nov/2015
Creating row #18 Colm# 2 value 0
Creating row #18 Colm# 3 value 0
Creating row #18 Colm# 4 value 0
Creating row #18 Colm# 5 value 0
Creating row #18 Colm# 6 value 0
Creating row #18 Colm# 7 value 0
Creating row #19 Colm# 1 value 16/Nov/2015
Creating row #19 Colm# 2 value 0
Creating row #19 Colm# 3 value 0
Creating row #19 Colm# 4 value 0
Creating row #19 Colm# 5 value 0
Creating row #19 Colm# 6 value 0
Creating row #19 Colm# 7 value 0
Creating row #20 Colm# 1 value 17/Nov/2015
Creating row #20 Colm# 2 value 0
Creating row #20 Colm# 3 value 0
Creating row #20 Colm# 4 value 0
Creating row #20 Colm# 5 value 0
Creating row #20 Colm# 6 value 0
Creating row #20 Colm# 7 value 0
Creating row #21 Colm# 1 value 18/Nov/2015
Creating row #21 Colm# 2 value 0
Creating row #21 Colm# 3 value 0
Creating row #21 Colm# 4 value 0
Creating row #21 Colm# 5 value 0
Creating row #21 Colm# 6 value 0
Creating row #21 Colm# 7 value 0
Creating row #22 Colm# 1 value 19/Nov/2015
Creating row #22 Colm# 2 value 0
Creating row #22 Colm# 3 value 0
Creating row #22 Colm# 4 value 0
Creating row #22 Colm# 5 value 0
Creating row #22 Colm# 6 value 0
Creating row #22 Colm# 7 value 0
Creating row #23 Colm# 1 value 20/Nov/2015
Creating row #23 Colm# 2 value 0
Creating row #23 Colm# 3 value 0
Creating row #23 Colm# 4 value 0
Creating row #23 Colm# 5 value 0
Creating row #23 Colm# 6 value 0
Creating row #23 Colm# 7 value 0
Creating row #24 Colm# 1 value 21/Nov/2015
Creating row #24 Colm# 2 value 0
Creating row #24 Colm# 3 value 0
Creating row #24 Colm# 4 value 0
Creating row #24 Colm# 5 value 0
Creating row #24 Colm# 6 value 0
Creating row #24 Colm# 7 value 0
Creating row #25 Colm# 1 value 22/Nov/2015
Creating row #25 Colm# 2 value 0
Creating row #25 Colm# 3 value 0
Creating row #25 Colm# 4 value 0
Creating row #25 Colm# 5 value 0
Creating row #25 Colm# 6 value 0
Creating row #25 Colm# 7 value 0
Creating row #26 Colm# 1 value 23/Nov/2015
Creating row #26 Colm# 2 value 0
Creating row #26 Colm# 3 value 0
Creating row #26 Colm# 4 value 0
Creating row #26 Colm# 5 value 0
Creating row #26 Colm# 6 value 0
Creating row #26 Colm# 7 value 0
Creating row #27 Colm# 1 value 24/Nov/2015
Creating row #27 Colm# 2 value 0
Creating row #27 Colm# 3 value 0
Creating row #27 Colm# 4 value 0
Creating row #27 Colm# 5 value 0
Creating row #27 Colm# 6 value 0
Creating row #27 Colm# 7 value 0
Creating row #28 Colm# 1 value 25/Nov/2015
Creating row #28 Colm# 2 value 0
Creating row #28 Colm# 3 value 0
Creating row #28 Colm# 4 value 0
Creating row #28 Colm# 5 value 0
Creating row #28 Colm# 6 value 0
Creating row #28 Colm# 7 value 0
Creating row #29 Colm# 1 value 26/Nov/2015
Creating row #29 Colm# 2 value 0
Creating row #29 Colm# 3 value 0
Creating row #29 Colm# 4 value 0
Creating row #29 Colm# 5 value 0
Creating row #29 Colm# 6 value 0
Creating row #29 Colm# 7 value 0
Creating row #30 Colm# 1 value 27/Nov/2015
Creating row #30 Colm# 2 value 0
Creating row #30 Colm# 3 value 0
Creating row #30 Colm# 4 value 0
Creating row #30 Colm# 5 value 0
Creating row #30 Colm# 6 value 0
Creating row #30 Colm# 7 value 0
Creating row #31 Colm# 1 value 28/Nov/2015
Creating row #31 Colm# 2 value 0
Creating row #31 Colm# 3 value 0
Creating row #31 Colm# 4 value 0
Creating row #31 Colm# 5 value 0
Creating row #31 Colm# 6 value 0
Creating row #31 Colm# 7 value 0
Creating row #32 Colm# 1 value 29/Nov/2015
Creating row #32 Colm# 2 value 0
Creating row #32 Colm# 3 value 0
Creating row #32 Colm# 4 value 0
Creating row #32 Colm# 5 value 0
Creating row #32 Colm# 6 value 0
Creating row #32 Colm# 7 value 0
Creating row #33 Colm# 1 value 30/Nov/2015
Creating row #33 Colm# 2 value 0
Creating row #33 Colm# 3 value 0
Creating row #33 Colm# 4 value 0
Creating row #33 Colm# 5 value 0
Creating row #33 Colm# 6 value 0
Creating row #33 Colm# 7 value 0
***end****
***start****
name YUVRAJ VERMA token:A1539 category:D depart:14 month:11 year:2015
Creating row #1 Colm# 8 value YUVRAJ VERMA
Creating row #2 Colm# 8 value A1539
Creating row #3 Colm# 8 value R
Creating row #3 Colm# 9 value W
Creating row #3 Colm# 10 value FH
Creating row #3 Colm# 11 value OT-R
Creating row #3 Colm# 12 value OT-W
Creating row #3 Colm# 13 value OT-FH
Creating row #4 Colm# 8 value 2
Creating row #4 Colm# 9 value 0
Creating row #4 Colm# 10 value 3
Creating row #4 Colm# 11 value 0
Creating row #4 Colm# 12 value 3
Creating row #4 Colm# 13 value 0
Creating row #5 Colm# 8 value 0
Creating row #5 Colm# 9 value 0
Creating row #5 Colm# 10 value 0
Creating row #5 Colm# 11 value 4
Creating row #5 Colm# 12 value 0
Creating row #5 Colm# 13 value 0
Creating row #6 Colm# 8 value 3
Creating row #6 Colm# 9 value 0
Creating row #6 Colm# 10 value 0
Creating row #6 Colm# 11 value 0
Creating row #6 Colm# 12 value 0
Creating row #6 Colm# 13 value 0
Creating row #7 Colm# 8 value 0
Creating row #7 Colm# 9 value 68
Creating row #7 Colm# 10 value 8
Creating row #7 Colm# 11 value 0
Creating row #7 Colm# 12 value 0
Creating row #7 Colm# 13 value 0
Creating row #8 Colm# 8 value 0
Creating row #8 Colm# 9 value 0
Creating row #8 Colm# 10 value 0
Creating row #8 Colm# 11 value 0
Creating row #8 Colm# 12 value 0
Creating row #8 Colm# 13 value 0
Creating row #9 Colm# 8 value 0
Creating row #9 Colm# 9 value 0
Creating row #9 Colm# 10 value 0
Creating row #9 Colm# 11 value 0
Creating row #9 Colm# 12 value 0
Creating row #9 Colm# 13 value 0
Creating row #10 Colm# 8 value 0
Creating row #10 Colm# 9 value 0
Creating row #10 Colm# 10 value 0
Creating row #10 Colm# 11 value 0
Creating row #10 Colm# 12 value 0
Creating row #10 Colm# 13 value 0
Creating row #11 Colm# 8 value 0
Creating row #11 Colm# 9 value 0
Creating row #11 Colm# 10 value 0
Creating row #11 Colm# 11 value 0
Creating row #11 Colm# 12 value 0
Creating row #11 Colm# 13 value 0
Creating row #12 Colm# 8 value 0
Creating row #12 Colm# 9 value 0
Creating row #12 Colm# 10 value 0
Creating row #12 Colm# 11 value 0
Creating row #12 Colm# 12 value 0
Creating row #12 Colm# 13 value 0
Creating row #13 Colm# 8 value 0
Creating row #13 Colm# 9 value 0
Creating row #13 Colm# 10 value 0
Creating row #13 Colm# 11 value 0
Creating row #13 Colm# 12 value 0
Creating row #13 Colm# 13 value 0
Creating row #14 Colm# 8 value 0
Creating row #14 Colm# 9 value 0
Creating row #14 Colm# 10 value 0
Creating row #14 Colm# 11 value 0
Creating row #14 Colm# 12 value 0
Creating row #14 Colm# 13 value 0
Creating row #15 Colm# 8 value 0
Creating row #15 Colm# 9 value 0
Creating row #15 Colm# 10 value 0
Creating row #15 Colm# 11 value 0
Creating row #15 Colm# 12 value 0
Creating row #15 Colm# 13 value 0
Creating row #16 Colm# 8 value 0
Creating row #16 Colm# 9 value 0
Creating row #16 Colm# 10 value 0
Creating row #16 Colm# 11 value 0
Creating row #16 Colm# 12 value 0
Creating row #16 Colm# 13 value 0
Creating row #17 Colm# 8 value 0
Creating row #17 Colm# 9 value 0
Creating row #17 Colm# 10 value 0
Creating row #17 Colm# 11 value 0
Creating row #17 Colm# 12 value 0
Creating row #17 Colm# 13 value 0
Creating row #18 Colm# 8 value 0
Creating row #18 Colm# 9 value 0
Creating row #18 Colm# 10 value 0
Creating row #18 Colm# 11 value 0
Creating row #18 Colm# 12 value 0
Creating row #18 Colm# 13 value 0
Creating row #19 Colm# 8 value 0
Creating row #19 Colm# 9 value 0
Creating row #19 Colm# 10 value 0
Creating row #19 Colm# 11 value 0
Creating row #19 Colm# 12 value 0
Creating row #19 Colm# 13 value 0
Creating row #20 Colm# 8 value 0
Creating row #20 Colm# 9 value 0
Creating row #20 Colm# 10 value 0
Creating row #20 Colm# 11 value 0
Creating row #20 Colm# 12 value 0
Creating row #20 Colm# 13 value 0
Creating row #21 Colm# 8 value 0
Creating row #21 Colm# 9 value 0
Creating row #21 Colm# 10 value 0
Creating row #21 Colm# 11 value 0
Creating row #21 Colm# 12 value 0
Creating row #21 Colm# 13 value 0
Creating row #22 Colm# 8 value 0
Creating row #22 Colm# 9 value 0
Creating row #22 Colm# 10 value 0
Creating row #22 Colm# 11 value 0
Creating row #22 Colm# 12 value 0
Creating row #22 Colm# 13 value 0
Creating row #23 Colm# 8 value 0
Creating row #23 Colm# 9 value 0
Creating row #23 Colm# 10 value 0
Creating row #23 Colm# 11 value 0
Creating row #23 Colm# 12 value 0
Creating row #23 Colm# 13 value 0
Creating row #24 Colm# 8 value 0
Creating row #24 Colm# 9 value 0
Creating row #24 Colm# 10 value 0
Creating row #24 Colm# 11 value 0
Creating row #24 Colm# 12 value 0
Creating row #24 Colm# 13 value 0
Creating row #25 Colm# 8 value 0
Creating row #25 Colm# 9 value 0
Creating row #25 Colm# 10 value 0
Creating row #25 Colm# 11 value 0
Creating row #25 Colm# 12 value 0
Creating row #25 Colm# 13 value 0
Creating row #26 Colm# 8 value 0
Creating row #26 Colm# 9 value 0
Creating row #26 Colm# 10 value 0
Creating row #26 Colm# 11 value 0
Creating row #26 Colm# 12 value 0
Creating row #26 Colm# 13 value 0
Creating row #27 Colm# 8 value 0
Creating row #27 Colm# 9 value 0
Creating row #27 Colm# 10 value 0
Creating row #27 Colm# 11 value 0
Creating row #27 Colm# 12 value 0
Creating row #27 Colm# 13 value 0
Creating row #28 Colm# 8 value 0
Creating row #28 Colm# 9 value 0
Creating row #28 Colm# 10 value 0
Creating row #28 Colm# 11 value 0
Creating row #28 Colm# 12 value 0
Creating row #28 Colm# 13 value 0
Creating row #29 Colm# 8 value 0
Creating row #29 Colm# 9 value 0
Creating row #29 Colm# 10 value 0
Creating row #29 Colm# 11 value 0
Creating row #29 Colm# 12 value 0
Creating row #29 Colm# 13 value 0
Creating row #30 Colm# 8 value 0
Creating row #30 Colm# 9 value 0
Creating row #30 Colm# 10 value 0
Creating row #30 Colm# 11 value 0
Creating row #30 Colm# 12 value 0
Creating row #30 Colm# 13 value 0
Creating row #31 Colm# 8 value 0
Creating row #31 Colm# 9 value 0
Creating row #31 Colm# 10 value 0
Creating row #31 Colm# 11 value 0
Creating row #31 Colm# 12 value 0
Creating row #31 Colm# 13 value 0
Creating row #32 Colm# 8 value 0
Creating row #32 Colm# 9 value 0
Creating row #32 Colm# 10 value 0
Creating row #32 Colm# 11 value 0
Creating row #32 Colm# 12 value 0
Creating row #32 Colm# 13 value 0
Creating row #33 Colm# 8 value 0
Creating row #33 Colm# 9 value 0
Creating row #33 Colm# 10 value 0
Creating row #33 Colm# 11 value 0
Creating row #33 Colm# 12 value 0
Creating row #33 Colm# 13 value 0
***end****
Code that calls the above code is below:
try {
Class.forName("com.mysql.jdbc.Driver");
Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/nmdckdl" ,
"root" , "" );
//connection = DBUtility.getConnection();
Statement statement = connection.createStatement();
workbook = new XSSFWorkbook();
FileOutputStream out = new FileOutputStream(new File("incentiveDetails.xlsx"));
XSSFSheet spreadsheet = workbook.createSheet("Individual Incentive");
XSSFRow row=spreadsheet.createRow(1);
/*Creating headers */
spreadsheet.addMergedRegion(new CellRangeAddress(
1, // mention first row here
3, //mention last row here, it is 1 as we are doing a column wise merging
1, //mention first column of merging
1 //mention last column to include in merge
));
createCell(workbook, row, (short) 1, CellStyle.ALIGN_CENTER_SELECTION, CellStyle.VERTICAL_CENTER,"Date");
int year,month;
String name,department,category,token;
year = 2015; month = 11;
String tempDt = year+"-"+month+"-01"; //yyyy-mm-dd
java.sql.Date date = valueOf(tempDt); //convert string date to java.sql.Date
ProductionDetailsDao production = new ProductionDetailsDao();
String oracleDate = production.javaSqlDateToString(date,"yyyy-MM-dd");
SimpleDateFormat oracleFormat = new SimpleDateFormat("yyyy-MM-dd");
String[] temp = oracleDate.split("-");
temp[2]= "__";
String temp2 = String.join("-", temp).toUpperCase();
ResultSet resultSet = statement.executeQuery("select name,token,cat,dep from indinc_t where dt like '"+ temp2 +"' group by token order by token asc");
List<ProductionDetailsBean> productionList = null;
int empCount =0,i=1;
while(resultSet.next()) {
row.setRowNum(1);
empCount++;
System.out.println("***start****");
name = resultSet.getString("Name");
token = resultSet.getString("Token");
category = resultSet.getString("Cat");
department = resultSet.getString("Dep");
System.out.println("name "+name+" token:"+token+" category:"+category + " depart:"+department+" month:"+month+ " year:"+year);
spreadsheet.addMergedRegion(new CellRangeAddress(1,1,i+1,i+6));
createCell(workbook, row, (short) (i+1), CellStyle.ALIGN_CENTER_SELECTION, CellStyle.ALIGN_GENERAL,name);
row=spreadsheet.createRow(2);
spreadsheet.addMergedRegion(new CellRangeAddress(2,2, i+1,i+6));
createCell(workbook, row, (short) (i+1), CellStyle.ALIGN_CENTER_SELECTION, CellStyle.ALIGN_GENERAL,token);
row=spreadsheet.createRow(3);
createCell(workbook, row, (short) (i+1), CellStyle.ALIGN_CENTER_SELECTION, CellStyle.ALIGN_CENTER,"R");
createCell(workbook, row, (short) (i+2), CellStyle.ALIGN_CENTER_SELECTION, CellStyle.ALIGN_CENTER,"W");
createCell(workbook, row, (short) (i+3), CellStyle.ALIGN_CENTER_SELECTION, CellStyle.ALIGN_CENTER,"FH");
createCell(workbook, row, (short) (i+4), CellStyle.ALIGN_CENTER_SELECTION, CellStyle.ALIGN_CENTER,"OT-R");
createCell(workbook, row, (short) (i+5), CellStyle.ALIGN_CENTER_SELECTION, CellStyle.ALIGN_CENTER,"OT-W");
createCell(workbook, row, (short) (i+6), CellStyle.ALIGN_CENTER_SELECTION, CellStyle.ALIGN_CENTER,"OT-FH");
ProductionDetailsDao prodDao = new ProductionDetailsDao();
ProductionDetailsBean prod;
productionList = new ArrayList();
PreparedStatement ps = null;
token = token.toUpperCase();
String data,query ;
int rom,waste,fh,otrom,otwaste,otfh;
try {
query = "SELECT * from indinc_t WHERE upper(token) = ? and dep = ? and cat = ? and dt like ? order by dt";
ps = connection.prepareStatement(query);
if(ps == null){
System.out.println("Error in setting preparerd statement...");
} else {
ps.setString(1, token.toUpperCase());
ps.setString(2, department.toUpperCase());
ps.setString(3, category.toUpperCase());
ps.setString(4, temp2);
ResultSet rs = ps.executeQuery();
int r= 3;
while (rs.next()) {
prod = new ProductionDetailsBean();
rom = rs.getInt("ROM");
waste = rs.getInt("WASTE");
fh = rs.getInt("FHR");
otrom = rs.getInt("ROM85");
otwaste = rs.getInt("WASTE85");
otfh = rs.getInt("FHR85");
date = rs.getDate("DT");// Date received in format yyyy-mm-dd java.sql.Date
System.out.println("date is "+date);
String strDt="";
if( date !=null ) {
SimpleDateFormat sdf = new SimpleDateFormat("dd/MMM/yyyy");
strDt = sdf.format(date);
}
r++;
row=spreadsheet.createRow(r);
if(empCount == 1) {
createCell(workbook, row, (short) empCount, CellStyle.ALIGN_CENTER, CellStyle.VERTICAL_CENTER,strDt);
}
createCell(workbook, row, (short) (i+1), CellStyle.ALIGN_CENTER, CellStyle.VERTICAL_CENTER,rom);
createCell(workbook, row, (short) (i+2), CellStyle.ALIGN_CENTER, CellStyle.VERTICAL_CENTER,waste);
createCell(workbook, row, (short) (i+3), CellStyle.ALIGN_CENTER, CellStyle.VERTICAL_CENTER,fh);
createCell(workbook, row, (short) (i+4), CellStyle.ALIGN_CENTER, CellStyle.VERTICAL_CENTER,otrom);
createCell(workbook, row, (short) (i+5), CellStyle.ALIGN_CENTER_SELECTION, CellStyle.VERTICAL_CENTER,otwaste);
createCell(workbook, row, (short) (i+6), CellStyle.ALIGN_CENTER_SELECTION, CellStyle.VERTICAL_CENTER,otfh);
}
}
} catch (Exception e) {
System.out.println(e.getMessage());
}
i=i+6;
System.out.println("***end****");
}
workbook.write(out);
out.close();
System.out.println("incentive details.xlsx written successfully");
}
catch (SQLException ex) {
System.out.println(ex.getMessage());
Logger.getLogger(DownloadExcel.class.getName()).log(Level.SEVERE, null, ex);
}
1 answers
solution1
2 ACCPTED 2015-12-31 08:26:44
You should not call
row.setRowNum(1);
or
spreadsheet.createRow
in a loop of this kind. The first call just doesn't make sense, and the second call will overwrite the rows you have already created in the previous loop iteration. Instead, create the rows before the loop, and then retrieve them inside the loop using spreadsheet.getRow .
The technical post webpages of this site follow the CC BY-SA 4.0 protocol. If you need to reprint, please indicate the site URL or the original address.Any question please contact:yoyou2525@163.com.
Related Question
Apache poi, output to excel in single column
Create column headers in Excel after every 3 Columns using java, Apache POI
Lock single column in Excel using Apache POI
Apache POI Excel Row & Column Indexing
getting data by column name apache poi excel
Insert image in column to excel using Apache POI
Apache POI: How to insert column in Excel file
How to auto adjust the column in excel in apache POI
Adding column to Excel using Apache POI
apache poi excel big auto column width
Related Tags