J2EE on JBoss

Length

5 days, 347 pages

Audience

Java application developers and programmers with at least 2 to 3 years of experience who are or will be involved in enterprise application development.

Prerequisites

Before taking a class based on this courseware, students should have an advanced knowledge of the Java programming language. Prior exposure to web-development technologies is also beneficial.

Additional Notes

Includes a CD with the relevant examples and labs.

Outline

Below is the list of modules that are covered in this courseware. A class based on this courseware is typically delivered in five days but it can be customized to fit specific developer training needs.

Module 1 - J2EE

• Overview of J2EE
• Benefits of J2EE

Module 2 - JBoss

• Overview of JBoss Organization
• Overview of JBoss Application Server
• Highlights of JBoss AS
• JBoss AS Architecture
• JBoss AS Requirements

Module 3 - Installation

• Getting, installing, and configuring Java
• Getting JBoss
• Building from source
• Installing JBoss
  • Unpacking
  • Using the installer

Module 4 - Directory Structure

• Examining JBoss AS directory structure
• Explaining JBoss AS files, scripts, and utilities
• Understanding JBoss AS configuration ("server") sets
• JBoss AS logging

Module 5 - Starting/Stopping

• Using the run script
• Verifying server startup
• Stopping (shutting down), including remote stopping
• Remote starting (netboot)

Module 6 - Deployment

• J2EE development-deployment life-cycle
• J2EE deployment descriptors
• Deployment on JBoss AS
• Deployers on JBoss AS
• Deployment Dependencies
• Hot vs. Cold Deployment
• Looking at conf/jboss-service.xml and XMBeans

Module 7 - JBoss-IDE

• Overview of JBoss IDE plug-ins for Eclipse
• Configuring JBoss IDE
• Controlling JBoss AS from Eclipse

Module 8 - Web Tier

• Overview of web technologies (CGI, Cold Fusion, PHP, APS, Servet/JSP)
• CGI vs. Servlets/JSPs
• Advantages of Servlets
• J2EE Web Applications
• Java Servlets
  • Life-cycle
  • API
  • Processing requests
  • Generating responses
  • Defining and mapping in WEB-INF/web.xml
  • Web Application structure
  • Deploying web applications
  • Development through JBoss IDE
  • Automation with XDoclet
  • Serving Requests with multiple resources
  • Overview of MVC
  • Scoped storage: request, session, application
  • Initializing applications
  • Thread-safety
  • Generating binary responses
• Welcome files
• Error documents
• Introduction to Servlet Filters
  • Life-cycle
  • API
  • Defining and mapping in WEB-INF/web.xml
• JavaServer Pages
  • Life-cycle
  • API
  • Development through Eclipse
  • Packaging
  • Implicit objects
  • Directives, scriptlets, expressions, declarations, comments
  • Actions
  • Introduction to JSP tag libraries
  • Using JSP Standard Tag Library (JSTL)
  • Expression Language (EL)
• Tomcat Web Container
  • Overview of Tomcat
  • Architecture
  • Configuration (jboss-service.xml and server.xml)
  • Tomcat's web.xml
  • Serving static content
  • Virtual hosting
  • Web access logging

Module 9 - JNDI

• Overview of JNDI
• Role of JNDI in J2EE
• JNDI API
• Using JNDI
• JNDI resources
• JNDI on JBoss AS

Module 10 - JavaMail

• Overview of JavaMail
• JavaMail API
• JavaMail service on JBoss AS
• Sending (SMTP) and fetching (IMAP/POP) mail

Module 11 - JMX

• Overview of Java Management Extensions
• JMX Architecture (layers)
• JMX MBeans
• JMX on JBoss AS
• JMX Console
• Twiddle tool (JMX command-line client)
• Developing MBeans through JBoss IDE and XDoclet
• Packaging service archive (SAR) files
• Web Console
• JBoss Monitoring

Module 13 - Class Loading

• Java Class Identity
• J2EE Class Loading Requirements
• Class Loading on JBoss
• Default Class Search Order
• Scoped Class Search Order
• Log4j Issues
• Common Problems With Class Loading

Module 13 - Database Integration

• Managed Database Connection Pools
• Referencing database connection pool resources
• Installing JDBC drivers
• Defining database resources in JBoss AS
• Resource Mapping
• MySQL example
• JBoss embedded Hypersonic database
• Detecting DB Connection Leaks

Module 14 - JMS

• Overview of Java Messaging Service
• JMS Architecture
• JMS Messaging Domains (Point-to-Point, Publish and Subscribe)
• JMS Message Consumption
• JMS API
• Developing with JMS
• JMS on JBoss AS
  • Configuration
  • Creating destinations (queue and topic)

Module 15 - EJB

• Overview of Enterprise JavaBean technology
• EJB Container
• Benefits of EJB
• Types of EJBs (session, entity, message-driven)
• Entity bean (persistence, transactions, primary keys, relationships)
• EJB client interfaces (remote, local, web service)
• EJB life-cycle (entity, stateful session, stateless session, message-driven)
• Developing stateless session beans through JBoss IDE
  • Initialization, business methods, and "plumbing"
  • Automating with XDoclet
  • Developing EJB clients (local, remote)
  • Packaging with enterprise Archive (EAR) files
  • Testing
• Developing message-driven beans through JBoss IDE
  • MDB destination
  • Accepting requests
  • Linking EJBs
  • Using external resources
  • MDB clients
  • Testing
• Drawbacks of EJBs

Module 16 - Transactions

• Overview of Transactions (ACID properties)
• Resource Locking (pessimistic vs. optimistic)
• Distributed Transaction Components (JTA API)
• Two-phase XA protocol
• Heuristic Exceptions
• Transactions on JBoss AS
• Container-Managed Transactions (CMT)
• User Transactions

Module 17 - Web Services

• Overview of Web Services
• Service Oriented Architecture (SOA)
• Overview of JAX-RPC
• Web Services on JBoss AS
• Servlet-based web service example
  • Creating end-point
  • Generating descriptors (including WSDL) using WSDP
  • Packaging and deploying
• Creating web service client

Module 18 - Security

• Filtering Clients by Source (IP address or hostname)
• Authentication and Authorization using JAAS
  • Role-based declarative security
  • Requiring authentication and authorization in deployment descriptors
  • JBoss plain-text login module
  • JBoss database login module (example with MySQL)
  • Linking to security domain
  • Securing passwords with MD5
  • FORM-based login (including the handling of errors)
• Configuring JBoss AS for SSL
  • Generating SSL certificates
  • Tomcat's SSL connector
  • Requiring SSL in web applications
• Securing JBoss AS
  • Running with low-privileges
  • File-system security
  • Securing console applications/toos and services
  • Running with Java Security Manager
  • Running behind a firewall

Module 19 - Performance

• JVM tuning (garbage collection optimization)
• Tuning Tomcat (connectors, valves, JSPs, etc.)
• RMI tuning
• Tuning other JBoss services (including logging)
• Slimming JBoss AS (removing unnecessary services)

Module 20 - Clustering

• Examining requirements: fault-tolerance / high-availability (HA) and scalability
• Exploring web system architectures
• Fronting JBoss with Apache (using mod_jk)
• Enabling simple load-balancing
• Using sticky sessions
• Configuring clustered session replication
• Clustering of JBoss services (HA-JNDI, HA-JMS, etc.)
• Cluster Farming Deployment