From today, I am kicking off 7 Days with Java 8 blog series with first blog on Lambdas. One of the most important features in Java 8 is the introduction of Lambda expressions. They make your code concise and allows you to pass behaviour around. For some time now, Java is criticised for being verbose and for lacking functional programming capabilities. With functional programming becoming more popular and relevant, Java is forced to embrace the functional style of programming. Else, Java would become irrelevant.
Java 8 is a big step forward in making the world’s most popular language adopt the functional style of programming. To support functional programming style, a language needs to support functions as first class citizen. Prior to Java 8, writing a clean functional style code was not possible without the use of an anonymous inner class boilerplate. With the introduction of Lambda expressions, functions have become first class citizen and they can be passed around just like any other variable. Continue reading