We discuss some of the most common design patterns in Java and how they can help ... let’s explore each of these in more detail. The Factory Design pattern is used when we have a superclass ...

The factory pattern can streamline the process. The concept is simple, but the solutions created with the factory pattern are powerful. Factory patterns ... to return. In Java, the class returned ...

Get an overview of design patterns, then use what you've learned to evaluate whether the Composite pattern is a good choice for a particular Java use case Numerous strategies have been devised to ...

In of this three-part series introducing design patterns ... commonly used patterns–Strategy and Visitor– from a Java developer’s perspective. Strategy is a fairly simple pattern that ...

EJB Design Patterns goes beyond high-level design pattern descriptions into critical EJB-specific ... JUnit testing strategies, using Java Data Objects (JDO) as an alternative to entity beans, and ...