💱 Currency Converter in Java (Static Rates)

A console-based Currency Converter built using Java with a clean OOP design.
This beginner-friendly project supports multiple currencies, uses enum for currency codes, and allows repeated conversions using loops.

Ideal for Java beginners, college mini-projects, and OOP practice.

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🚀 Features

✔ Supports multiple currencies
✔ Uses enum for currency codes
✔ Static exchange rates (base: INR)
✔ Loop-based multiple conversions
✔ Input validation with exception handling
✔ Clean and readable OOP-style code

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💱 Supported Currencies (Static Rates)

• INR – Indian Rupee (Base)
• USD – US Dollar
• EUR – Euro
• GBP – British Pound
• JPY – Japanese Yen
• AUD – Australian Dollar
• CAD – Canadian Dollar

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🧠 Concepts Used

• enum
• HashMap
• Static block
• Loops (do-while)
• Exception handling
• Scanner input
• Method abstraction

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🛠 How It Works

1. User selects source and target currencies
2. Enters the amount to convert
3. Amount is converted using static INR-based exchange rates
4. User can repeat conversions until exit

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▶️ Sample Output

Currency Converter (Static Rates)

Available Currencies:
INR USD EUR GBP JPY AUD CAD

Enter source currency: USD
Enter target currency: JPY
Enter amount: 50
Converted Amount: 7291.67 JPY

Do you want to convert again? (y/n): y

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📁 Project Structure

• CurrencyConverter.java

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▶️ How to Run

1. Compile the program:

   javac CurrencyConverter.java
   

2. Run the program:

   java CurrencyConverter
   

🚀 Further Improvements

1. Store exchange rates in a JSON file

2. Menu-driven UI

3. Swing / JavaFX GUI

4. API-based live exchange rates