Mastering Selenium WebDriver 3.0 - Second Edition

Java8 lambdas

Since Selenium now requires Java8, we can safely use Java8 language constructs such as lambdas to reduce the amount of boilerplate code in our functions. Lambdas enable you to execute anonymous functions without having to write a load of boilerplate code; they have the following three main parts:

1. The arguments you want to pass into the anonymous function (this can be 1 -n arguments).
2. An assignment operator that lets Java know that something is being passed in: ->.
3. The body of your anonymous function. The lambda will work out the return type, so you don't need to worry about it.

They are really a lot easier to use than many people think; let's convert our didWeFindElementFoo method that we wrote earlier into something that ...