Java provides many exception classes that directly subclass Exception. Here are three examples: CloneNotSupportedException signals an attempt to clone an object whose class doesn’t implement the ...

Java projects rarely feature a consistent and thorough exception-handling strategy. Often, developers add the mechanism as an afterthought or an as-you-go addition. Significant reengineering ...

In Java, exceptions are one of many structures that govern the control flow of a program. Specifically, they are unintended side effects of a program's normal execution. When writing code that can ...

Null pointer exception is an “exception” (error) that is particularly common when programming in Java. For a beginner, this is a confusing and daunting message to receive, but it can be just ...

Either log or rethrow Java exceptions, but never do both. When an exception occurs in your Java code, you can log it or you can rethrow it -- but don't do both. Here's why you must avoid that ...

It's easy to avoid this Java runtime exception. Don't set an array's size to a negative number. ArrayStoreException explained. The ArrayStoreException shares similarities with the ClassCastException.