ASP.NET Core: Exception Handling

Learn how to handle exceptions in your ASP.NET Core applications and services.

Introduction

• Why use exception handling?
• What you should know

1. Getting Started with Exception Handling

• What is an exception and exception handling?
• Why use exception handling
• Which are the common exception handling methods?

2. Error Handling with Try-Catch Block

• Adding your first try-catch-finally block
• Common built-in exception types
• Create custom exception types
• Challenge: Create custom exception types
• Solution: Create custom exception types
• Using multiple catch blocks

3. Global Error Handling

• Why use global exception handlers?
• Adding a new ErrorResponseData class
• Adding global built-in handler
• Updating Startup.cs and testing
• Adding global custom handler
• Challenge: Use custom exception handler
• Solution: Use custom exception handler

4. Working with Exception Filters

• Why use exception filters?
• Adding an exception filter
• Testing the exception filter

Conclusion

• Continuing on with exception handling