Book Image

Java Projects - Second Edition

By : Peter Verhas
Book Image

Java Projects - Second Edition

By: Peter Verhas

Overview of this book

Java is one of the most commonly used software languages by programmers and developers. In this book, you’ll learn the new features of Java 11 quickly and experience a simple and powerful approach to software development. You’ll see how to use the Java runtime tools, understand the Java environment, and create a simple namesorting Java application. Further on, you'll learn about advanced technologies that Java delivers, such as web programming and parallel computing, and will develop a mastermind game. Moving on, we provide more simple examples, to build a foundation before diving into some complex data structure problems that will solidify your Java 11 skills. With a special focus on the features of new projects: Project Valhalla, Project Panama, Project Amber, and Project Loom, this book will help you get employed as a top-notch Java developer. By the end of the book, you’ll have a firm foundation to continue your journey toward becoming a professional Java developer.
Table of Contents (12 chapters)

JavaServer Pages

I promised you that I would not bore you with JavaServer Pages (JSP) because that is a technology of the past. Even though it is the past, it is still not history as there are many programs running that still use JSP.

JSP pages are web pages that contain HTML and Java code combined. When an HTTP request is served by a JSP page, the servlet container reads the JSP page, executes the Java parts, takes the HTML parts as they are, and, in this way, mixing the two together, creates an HTML page that is sent to the browser:

<%@ page language="java"
         contentType="text/html; charset=UTF-8"
         pageEncoding="UTF-8"%>
<html>
<body>
<% for( int i = 0 ; i < 5 ; i ++ ){ %>
  hallo<br/>
<% } %>
</body>
</html>

The preceding page will create an HTML page that contains the text hallo...