In prior Java 101 articles, I referred to the concepts of redirection, standard input device, and standard output device. To demonstrate inputting data, several examples called System.in.read().

Learn the best practices for input and output in Java, using streams, readers, writers, scanners, formatters, NIO, and try-with-resources.

This library organizes the exchange of messages between a Java program (the user of this library) and an external program via standard input and output. It thus uses a pipe for communication. For ...