Java Exception Handling Tutorial

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This is a complete beginner-to-expert in-depth exception handling tutorial in Java. The source code examples of this guide are well-tested with our local development environment and you can use these code examples as bug-free.

Check out the complete Java tutorial at Java Tutorial | Learn Java Programming with Examples.

Guides on Java Exception Handling Concepts

• Java Exception Handling
• How the Exception Handling Works in Java
• Three Types of Exceptions in Java
• Exceptions Hierarchy in Java
• Java Chained Exceptions
• Exception Handling Keywords in Java
• Java try/catch block
• Java throw Keyword
• Java throws Keyword
• Java finally Block
• The try-with-resources Statement
• How to Create Custom Exceptions in Java
• Steps to Create Custom Exception in Java
  
• Java Checked and Unchecked Exceptions Examples
  
• Java Exception Handling Best Practices
• How to Fix and Avoid Null Pointer Exceptions in Java
  
• How to Fix InterruptedException in Java
  
• throw vs throws in Java with Example
  
• Checked and Unchecked Exception in Java With Example
  

Guides on Java Built-in Exceptions and Errors

Java built-in checked exceptions:

• FileNotFoundException
• EOFException
• ClassNotFoundException
• SQLException
• NoSuchMethodException
• InterruptedException

Java built-in unchecked exceptions:

• NullPointerException
• ArrayIndexOutOfBoundsException
• StringIndexOutOfBoundsException
• ArithmeticException
• IllegalArgumentException
• NumberFormatException
• IllegalStateException
• ClassCastException

Java built-in errors:

• OutOfMemoryError
• StackOverflowError
• NoClassDefFoundError

Interview Preparation and MCQ

• 20 Java Exception Handling Interview Questions and Answers
• throw vs throws in Java with Example
  
• Checked and Unchecked Exception in Java With Example
• Java Exception Handling Quiz - MCQ - Multiple Choice Questions
• Difference between final, finally, and finalize in Java 
• Difference between Error and Exception in Java 
• Checked Exception vs Unchecked Exception in Java