Another Java pattern matching example is with the when clause. This clause introduces guarded patterns, with which developers can write for more sophisticated pattern-matching logic. Consider the ...

You might recognize the Command pattern because we use it all the time in our everyday lives. A good example is using a ... Rafael del Nero is a Java Champion and Oracle Ace, creator of the ...

We discuss some of the most common design patterns in Java and how they can help you ... the if-else block of the above example would be replaced by multiple factory classes (one for each subclass).