Implementation of Design Patterns in Hospital Management System [Class Diagram+Source Code]

Implementation of Design Patterns
CREATIONAL CATEGORY

1.ABSTRACT FACTORY PATTERN

To create the objects of related families i.e Ward & OPD.Here PatientType class is factory class and wardPatient class and OPDPatient class is working as concrete factory.
   
Implementation of Design Patterns

2.SINGLETON

To create a single instance of Connection class.

Implementation of Design Patterns

STRUCTURAL CATEGORY

1.FACADE PATTERN
To provide an interface for different types of Surgery Patient.
Implementation of Design Patterns
2.PROXY PATTERN
To hide Receptionist Info from all other members except admin.
Implementation of Design Patterns


BEHAVIORAL CATEGORY

1.OBSERVER PATTERN

To notify Receptionist & Doctor about his/her salary. 
Implementation of Design Patterns


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