Read Excel in Java Using Apache POI | Convert to List of Map | Zero to Hero – Episode 40
Welcome to Episode 40 of Java Zero to Hero for Software Automation Testing
In this video, we learn how to read data from an Excel file in Java using the Apache POI library.
We demonstrate how to:
Add Apache POI dependency using Maven
Open and read an Excel file
Extract row and column data
Convert Excel data into List of Map
Use header row as keys and row values as map values
Return structured data for automation usage
This is a real-world technique used in data-driven automation frameworks.
-- In this video, you’ll learn:
What is Apache POI
How to read .xlsx files in Java
How to iterate through rows and cells
How to use the header row as map keys
How to convert Excel data into a List of Map
Why this structure is useful in Selenium/TestNG frameworks
-- Why this topic is important:
Reading Excel data is widely used in:
Data-driven testing
Automation frameworks
Test case management
API payload generation
Bulk test execution
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