Functional Interface In Java Huong Dan Java

Java Functional Interface Javatechonline In this tutorial, i will introduce with you all about functional interface in java. A functional interface in java is an interface that contains only one abstract method. functional interfaces can have multiple default or static methods, but only one abstract method. runnable, actionlistener, and comparator are common examples of java functional interfaces.

Java Functional Interface Making Java Easy To Learn It’s recommended that all functional interfaces have an informative @functionalinterface annotation. this clearly communicates the purpose of the interface, and also allows a compiler to generate an error if the annotated interface does not satisfy the conditions.

Java Custom Functional Interface

Java Functional Interface Example Java Code Geeks