Checked and Unchecked Exceptions in Java

Serxan Hamzayev
Javarevisited
Published in
2 min readOct 10, 2023

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Java’s sophisticated error-handling mechanism, largely built around exceptions, provides programmers with the tools to develop reliable and robust applications. By grasping the distinction between checked and unchecked exceptions, developers can address both anticipated and unanticipated hitches. In this article, we’ll delve deeper into both types and use specific examples for clarity.

Introduction to Exceptions

An exception is a disruptive event that occurs during program execution, halting the normal sequence of operations. Represented as objects in Java, these instances of the Throwable class encompass details about the nature of the error and the program's state when the interruption happened.

Exceptions present a structured approach to identify, manage, and respond to unexpected conditions, allowing for more graceful error handling.

Categorization of Exceptions

Exceptions in Java are primarily grouped into:

  • Checked Exceptions
  • Unchecked Exceptions

1. Checked Exceptions

These exceptions reflect undesirable situations that occur outside a program’s immediate domain. Often arising from external factors, like file or…

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