Read excel files in java using jxl

This code to read data from xl is quite simple to understand and easy to use. Nice Explanation of Read Excel File , but where is the main Class ,then what is the link between two class's. The way you have explained is really good and understable.. Thank you dude.. Exception in thread "main" jxl.

If your using xlsx format of spreadsheet, jxl will throw that error. Since it doesn't support the latest version xlsx, Instead change your spreadsheet to xls it will work. Skip to main content. Selenium Easy. Free selenium tutorials for beginners and experts. How to Read Excel file using Java.

FileInputStream; import java. Connect and share knowledge within a single location that is structured and easy to search. I'm working on a utility to convert excel file from one format to another.

I was suggested to use jxl library to meet the requirements which are as follows. I did this with a hope of getting desired result but what it does is that it stores column headers of all sheets against each key as value. Can't figure out what I'm doing wrong? Help please, as my project has a lot of backend calculations and I don't want to spend a lot of time in this thing. I solved the issue after posting it here, but forgot to give solution here.

The problem in above code is location of list declaration. It should be declared inside the for , so that it gets refreshed emptied after each iteration of loop and stores data of only one sheet at a time.

The correct code is below. Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Example: generate an excel file from the specified array and export it to the root directory of disk D. Implementation program. Contents of the generated excel file. There are two ways to realize the function of generating and downloading Excel files by the browser: 1.

First export the Excel files to the server disk, and then download them by the client; 2. Export directly to the output stream and download it as an excel file by the browser.