Learning Java Lambdas

Conventions

In this book, you will find a number of text styles that distinguish between different kinds of information. Here are some examples of these styles and an explanation of their meaning.

Code words in text, database table names, folder names, filenames, file extensions, pathnames, dummy URLs, user input, and Twitter handles are shown as follows: "This LISP expression evaluates to a function, that when applied will take a single argument, bind it to arg and then add 1 to it."

A block of code is set as follows:

void anonymousClass() {
    final Server server = new HttpServer();
    waitFor(new Condition() {
        @Override
        public Boolean isSatisfied() {
            return !server.isRunning();
        }
    });
}

When we wish to draw your attention to a particular part of a code ...