How to process multiple files simultaneously using Java Multithreading

Overview

This use case describes how to process multiple files simultaneously by assigning number of threads on runtime.

Advantage

• Can assign N number of threads on runtime based on CPU utilization.
• Can process all the files in less time.

Required applications to work on this use case

• Using command prompt
• Any IDE for Java

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Problem definition

This document helps to solve technical challenges while processing multiple files by assigning threads to each file and process simultaneously.

Sample files to be processed

Code

• Get the list of all files in Array.
• Assign number of threads.
• Assign files equally to each thread.
• Assign remaining files to the last thread.
• Run all the threads and wait to complete execution of all the threads.

Console Output: