Joshua Bloch in "Effective Java" said that Use checked exceptions for recoverable conditions and runtime exceptions for programming errors (Item 58 in 2nd edition) Let's see if I understan...

For Kotliners: Kotlin doesn't have checked exceptions, so you cannot normally declare (in the function signature) that the function throws an exception. However, you can annotate the …

Disclaimer: I haven't used Java 8 yet, only read about it. Function<String, Integer> doesn't throw IOException, so you can't put any code in it that throws IOException. If you're calling a method …

275 In Java (or any other language with checked exceptions), when creating your own exception class, how do you decide whether it should be checked or unchecked?

In general, I think the advice by Joshua Bloch in Effective Java best summarises the answer to your question: Use checked expections for recoverable conditions and runtime exceptions for …

47 The only difference between checked and unchecked exceptions is that checked ones have to be either caught or declared in the method signature using throws, whereas with unchecked …

The overriding method must NOT throw checked exceptions that are new or broader than those declared by the overridden method. For example, a method that declares a …

You only need to include a throws clause on a method if the method throws a checked exception. If the method throws a runtime exception then there is no need to do so.

The checked Exceptions are an abomination.Some disadvantages. Viral to caller code (just add new exceptions to throws and get yourself ready for a huge refactor and secondly anyway the …

That said there is much debate in the Java community about the efficacy of using checked exceptions vs. unchecked exceptions everywhere - a subject way to deep to discuss in this …