Any method you can conjure up takes an object and returns an object that fulfills the Java Function contract. How to use Java’s Function interface. For this Java Function interface example, we will ...

How to Create a Timer in Java. ... For instance, if you want the Java function to trigger in two seconds, you must use "2000" as the countdown value.

Create the Java string variable. You can create the variable anywhere in your source code file, but the variable is typically created at the beginning of your Java function.

To build your first Java AWS Lambda function, just create a simple class with an instance method that performs the following functions: Takes a String as an argument. Returns a String. Writes to the ...