Java EE 7: Front-end Web Application Development (D85120)

Java Platform, Enterprise Edition

• The Java EE Platform
• The needs of enterprise application developers
• Java EE specifications
• A comparison of services and libraries
• The Java EE Web Profile
• Java EE application tiers and layers

Enterprise Development Tools and Applications

• The purpose of an application server
• Starting and stopping WebLogic Server
• Properties of Java EE components
• The development process of a Java EE application
• Configuring and packaging Java EE applications

JavaBeans, Annotations, and Logging

• Java SE features used in Java EE applications
• Creating POJO JavaBeans components
• Using Logging
• Using Common Java Annotations
• Develop custom annotations
• The role of annotations in Java EE applications

Java EE Web Architecture

• The HTTP request-response model
• Differences between Java Servlets, JSP, and JSF components
• Application layering and the MVC pattern
• Avoiding thread safety issues in web components
• Use the Expression Language

Developing Servlets

• The Servlet API
• Request and response APIs
• Set response headers
• Two approaches to creating a response body
• Uploading files using a servlet
• Forwarding control and passing data
• Using the session management API

Developing with JavaServer Pages

• The role of JSP as a presentation mechanism
• Authoring JSP view pages
• Processing data from servlets in a JSP page
• Using tag libraries

JAX-RS Web Services

• The need for web services
• Designing a RESTful web service
• Create methods that follow the prescribed rules of HTTP method behavior
• Create JAX-RS resource and application classes
• Consume query and other parameter types
• Produce and consume complex data in the form of XML
• HTTP status codes

Java RESTful Clients

• Pre-JAX-RS 2 Clients: HttpUrlConnection and the Jersey Client API
• The JAX-RS 2 Client API

HTML5 Applications with JavaScript and AJAX

• HTML DOM manipulation with JavaScript
• RESTful clients with JavaScript (AJAX)
• Limitations of JavaScript clients
• The Same-Origin policy and CORS

WebSocket and the Java API for JSO Processing

• Web Service Limitations
• WebSocket Explained
• Creating WebSockets with Java
• Client-side WebSokect with JavaScript
• Client-side WebSocket with Java
• Consuming JSON with Java
• Producing JSON with Java

Implementing a Security Policy

• Container-managed security
• User roles and responsibilities
• Create a role-based security policy
• The security API

POJO and EJB-Lite Component Models

• The role of EJB components in Java EE applications
• The benefits of EJB components
• Operational characteristics of stateless and stateful session beans
• Creating session beans
• Creating session bean clients

The Java Persistence API

• The role of the Java Persistence API in Java EE applications
• Basics of Object-relational mapping
• The elements and environment of an entity component
• The life cycle and operational characteristics of entity components

Implementing a transaction policy

• Transaction semantics
• Programmatic vs. declarative transaction scoping
• Using JTA to scope transactions programmatically
• Implementing a container-managed transaction policy
• Optimistic locking with the versioning of entity components
• Pessimistic locking using EntityManager APIs
• The effect of exceptions on transaction state