Pattern

Patterns enable us to document a known recurring problem and its solution in a particular
context, and to communicate this knowledge to others.
• Presentation tier
• Business tier
• Integration tier

Presentation tier
Intercepting Filter (144)
Front Controller (166)
Context Object (181)
Application Controller (205)
View Helper (240)
Composite View (262)
Service to Worker (276)
Dispatcher View (288)

Business tier
Business Delegate (302)
Service Locator (315)
Session Façade (341)
Application Service (357)
Business Object (374)
Composite Entity (391)
Transfer Object (415)
Transfer Object Assembler (433)
Value List Handler (444)

Integration tier
Data Access Object (462)
Service Activator (496)
Domain Store (516)
Web Service Broker (557)

Chapter 1: Introduction
Chapter 2: Presentation Tier Design Considerations and Bad Practices
Chapter 3: Business Tier Design Considerations and Bad Practices
Chapter 4: J2EE Refactorings
Chapter 5: J2EE Patterns Overview
Chapter 6: Presentation Tier Patterns
Chapter 7: Business Tier Patterns
Chapter 8: Integration Tier Patterns