Mortgage CLI

A simple command-line mortgage calculator written in Java. Enter a principal amount, annual interest rate, and loan period, and it calculates your monthly payment.

Requirements

• Java JDK 21 or later
• Maven

Check your versions with:

java -version
mvn -version

Getting started

1. Clone the repository

   git clone https://github.com/jesusb25/mortgage-cli.git
   cd mortgage-cli

2. Build the project

   mvn compile

3. Run it

   mvn exec:java

4. Follow the prompts:

   Principal Amount Borrowed: 300000
   Annual Interest Rate: 6.5
   Loan Period (Years): 30
   Your monthly payment is: $1,896.20
   

Running tests

mvn test

Notes

• Interest rate is entered as a percentage (e.g. 6.5 for 6.5%), not a decimal.
• Monthly payments are rounded up to the nearest penny.