Coding⏱️ 2 min read📅 2026-05-31

How to Fix: In Java, when should I create a checked exception, and when should it be a runtime exception?

When to choose checked and unchecked exceptions in Java.

Quick Answer: Create a checked exception for situations that can be anticipated and handled by the caller, such as resource availability or invalid input. Use runtime exceptions for unexpected events that cannot be recovered from, like division by zero.

📋 Table of Contents

  1. ⚠️ Common Causes
  2. 🔧 Proven Troubleshooting Steps
  3. 💡 Conclusion

In Java, checked exceptions are typically used to represent situations that can be anticipated and handled by the application. These include errors such as file not found, network connection issues, or invalid data.

⚠️ Common Causes

  • Insufficient resources such as insufficient memory or disk space.

🔧 Proven Troubleshooting Steps

Method 1: Resource Depletion

  1. Step 1: Check the application's memory and disk usage.

Method 2: Error Handling

  1. Step 1: Implement try-catch blocks to catch and handle exceptions.

💡 Conclusion

By understanding the difference between checked and runtime exceptions, developers can write more robust code that is better equipped to handle unexpected errors.

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