Java streams model dynamic collections of elements ... Gatherers give us that way. In the above example, we start with an array of integers (the source) and then turn it into a stream, applying ...

Java has long had a built-in Arrays.sort ... entire stream and output a scalar (single) value. For this example, let’s reduce the stream to a single string with the names joined by commas ...

We provide examples to help you understand ... or pass it between different parts of a program. Java employs its own binary serialization stream protocol. Serialization is achieved through a ...

Quite often a Java Stream or other component needs an object passed to it ... Here is the functional Consumer interface example implemented using a somewhat verbose lambda expression: The functional ...

A great deal of Java programming -- from conditional statements to iterative loops -- deals with the evaluation of true or false values. When you work with the JDK's Streams API and Lambda functions, ...