What are functional interfaces in Java?
An example of an AI chatbot conversation about Java functional interfaces.
What are functional interfaces in Java?
Functional interfaces in Java are interfaces that have exactly one abstract method. They can be used as the assignment target for lambda expressions.
Can you give me an example of a functional interface?
Sure! A common example is the Runnable interface, which has a single method run().
How do I create my own functional interface?
To create your own functional interface, simply define an interface with one abstract method and annotate it with @FunctionalInterface.
What are the benefits of using functional interfaces?
Functional interfaces enable you to use lambda expressions, making your code more concise and easier to read.
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