Patterns Section Index

What is session facade?

What is the Reactor pattern?

How do you write a Thread-Safe Singleton?

Is it correct from a design point of view to make an object both an Observer and Observable at the same time?

Where can I learn (more) about using UML (Unified Modeling Language) with Java?

How can I implement the MVC design pattern using JSP?

Is there a pattern to avoid many if else if / switch conditions.

How is JDO different from VO ?

Is there some kind of Design pattern which would make it possible to use the Same code base in EJB and non EJB context?

What is the best way to generate a universally unique object ID? Do I need to use an external resource like a file or database, or can I do it all in memory?

How can I maintain a single instance of an object in an applet?

Where can I learn (more) about software development processes?

What are Collaboration Patterns?

Are there any good Java-specific patterns books available?

What is TAO (The ACE ORB)?

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