But if your program needs to take command-line input from the user in the form of a String, Java’s Scanner class provides all of the methods you will need. Java user input and output strategies Here’s ...

For a more common use case in enterprise applications, see my discussion about using the Command pattern to apply discounts in an enterprise shopping cart. Rafael del Nero is a Java Champion and ...

Java’s Scanner class can read input from the command line and return it as a String, BigDecimal or any one of Java’s eight primitive types. For the most part, Java’s Scanner class is fairly easy to ...