XLS sheet
i wont add data in exit xls sheet how can i add ??  

java example
tutorial is so good 

It's very good & helpful
it's very good & helpful but i havn't checked this. 

Create Simple Excel(.xls) document using Apache POI
Create Simple Excel(.xls) document using Apache POI In this section, you will learn how to create a Simple Excel sheet having .xls extension using Apache POI library. In the given below example, we will going to create a simple excel 

Format Cell of Simple Excel Sheet(.xls)
Format Cell of Simple Excel  Sheet(.xls) In this section, you will how to format the cell of a simple excel sheet having extension .xls. In the below.... In the below example, i have used Apache POI version 3.7. For downloading the above 

Read Simple Excel(.xls) document using Apache POI
Read Simple Excel(.xls) document using Apache POI In this section, you will learn how to read Excel file having .xls extension using Apache POI library. In the below example, we will read excel document having one sheet named as " 

how to convert a .xlsx to .xls fil - JSP-Servlet
how to convert a .xlsx to .xls fil  Dear sir, How to convert a .xlsx file to .xls using poi .Please give me some clue.... Thanks in advance 

How to set background of an excel sheet using POI - Java Magazine
://www.roseindia.net/jsp/poi/index.shtml Thanks...How to set background of an excel sheet using POI  Hi, i am trying... sheet( complete sheet which includes all cells). i am using poi2.5.1. Thanks 

Error in reading Excel data using jsp even having .xls and POI Library in respective folders
Error in reading Excel data using jsp even having .xls and POI Library in respective folders  Hi, hello.xls and POI library files are there in respective folders. the printStackTrce() method shows the following Error message 

Excel Sheet Footer
Excel Sheet Footer In this section, you will learn how to create footer on a sheet using Apache POI. In the given below example, we will create footers having different position on sheet. These footers will appear on the hardcopy 

Excel Sheet Header
Excel  Sheet Header In this section, you will learn how to create header on a sheet using Apache POI. In the given below example, we will create... on the hardcopy(print out) . You can see this by taking print preview of the sheet. Given 

insert data 50 row *column into 300 row *column by using xls sheet data (50 row *column) are given in xls sheet
insert data 50 row *column into 300 row *column by using xls sheet data (50 row *column) are given in xls sheet   1- there are matrix of data... column that have different field value,that are given in xls sheet 

How to Create New Excel Sheet Using JSP
How to create new excel sheet using jsp  ... a new  excel sheet using java .You can create any number of  new excel sheets in a excel file.  To create a excel sheet we can use third party APIs