Proxy Design Pattern Explained With Simple Example: Structural Design Pattern Category
The Proxy design pattern allows to define a “proxy” class which will act as a wrapper object which will be called by the client to access the product object without exposing the details. This proxy class can also be used to add extra functionality without changing the product behavior. This design pattern can be used in cases to provide additional security access to an existing product or providing an interface for remote resources. For Design patterns basic explanation see (Design Patterns Simplified Version).