JAVA EE: Eclipse - Create Web Application Project

Tuesday, 18 March 2014

Eclipse - Create Web Application Project

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Creating a Dynamic Web Project in Eclipse IDE

Eclipse is one of the most widely used integrated development environments (IDEs) for enterprise Java software development. When developing dynamic websites, RESTful endpoints, or Java Servlets and JSPs, setting up a proper Dynamic Web Project ensures your build paths, deployment descriptors, and server runtimes are cleanly organized.

In this step-by-step tutorial, learn how to configure and create a Dynamic Web Project in Eclipse from scratch and prepare it for server deployment.

Step-by-Step Project Creation

Open Eclipse IDE for Enterprise Java Developers: Ensure you are using Eclipse IDE for Enterprise Java and Web Developers (or have the Web Tools Platform - WTP plugin installed).
Navigate the Wizard: Go to File > New > Dynamic Web Project (or select Other..., expand Web, and pick Dynamic Web Project).
Configure Project Details:
- Project Name: Enter your application name.
- Target Runtime: Select your configured web container (e.g., Apache Tomcat) so standard servlet libraries are added to the build path.
- Dynamic Web Module Version: Choose the appropriate Servlet API version (such as 3.0, 3.1, or higher).
Generate Deployment Descriptor: Click Next until you reach the Web Module window, and check the box for Generate web.xml deployment descriptor if you plan to use XML-based configuration alongside annotations.
Finish & Verify Structure: Click Finish. Eclipse will scaffold the project structure including src/main/java, WebContent (or src/main/webapp), and WEB-INF.

Key Directories in a Java Web Project

Java Source Folder: Contains your Java packages, Servlets, models, and utility classes.
WEB-INF Directory: A secure internal directory containing web.xml and compiled classes, hidden from direct client browser access.
Web Content Root: Hosts public-facing client assets like HTML files, CSS stylesheets, JavaScript files, and JSP views.