Java 8 introduced the concept of stream, Stream represents a sequence of objects from a source, which supports aggregate operations. It works very well in conjunction with lambda expressions. We can ...

A number of practical tasks for Java 8 Stream API, lambdas & Optional API. In this training you should provide ... .tasks.OrderStats - implement methods to collect statistical information about ...

The proposal explains that Java 8, unveiled in March 2014, introduced the first API specifically for lambda expressions, the Stream API, java.util.stream. A stream is a lazily computed ...