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This pattern outlines CBSE (Component based Software engineering) or Component Oriented programming (COP) process for building RIA, which is identical to component-based engineering for design and development of physical products such as automobile and...  
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Motivations (forces): This design pattern can be applied to solve a great variety of problems in many diverse scenarios. A messaging paradigm is widely used in the real world. Messages are interchanged all around us. Entities are constantly sending,...  
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This pattern can be used as alternative to Observer or Mediator pattern, in the situations where the number of objects that require dynamic configuration is large and the configuration keeps changing very frequently at runtime. In such situation the...  
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Katz reviews some work that seeks to âdecorateâ a Person class to include teacher traits. A factory that creates a Person proxy decorated with Teacher properties is considered as an approach. But it is criticized.
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I located the information about the pattern at the
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I feel it is extremely important one must know facts about the original components (in the physical world) and component based engineering (or CBE) of physical components, if he wishes to discover true software components (in the virtual world of...  
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Trying to gauge the best way to derive a resource locator that can be updateable in a clustered env.  
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We have a Problem of Data Access to Multiple Data Sources (Siebel,Active Directory , Oracle ) simlatenously.
Client should not be aware of which Datasource we are using.
Flexiblity of adding new Data Sources to application.
Flexiblity of...  
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