Java 8 - How to use findFirst(), get(), orElse(), orElseGet(), orElseThrow() ?

Optional orElse orElseGet orElseThrow

Java 8 optional: ifPresent return object orElseThrow exception

Optionals In Java - Simple Tutorial

Using the different methods of Optional - isEmpty(), ifPresent(), isPresent(), orElseThrow()

Java 9 Optional orElse orElseGet ofNullable orElseThrow filter map

Java 8 - Difference between orElse() and orElseGet(). Which is better?

Java 8 optional class | java optional class interview questions | java 8 interview | okay java

Java :Difference between `Optional.orElse()` and `Optional.orElseGet(5solution)

okay java | java 8 optional |java 8 orElse vs orElseGet | optional class methods

Java 8 Streams | Exception Handling Mechanism | lambda | JavaTechie

JAVA 8 Optional APIs | java 8 optional example

Java 8 Stream Collectors groupingBy Example | Java 8 coding Interview Questions & Answer|Code Decode

Master Optional in Java 8: Complete Guide for Beginners

How do you write optional in Java 8? |Optional Class

JAVA 8 STREAM ORELSE METHOD EXAMPLE | JAVA CODE EXAMPLE DEMO | INTERVIEW QUESTION | InterviewDOT

Java Optional Class | Hindi

API java.util.Optional | What is Optional ? How to create Optional ? 7 Rules of Optional

Java Optional Complete Guide

Optional by Stuart Marks