Functional Chain of Responsibility

Useful design pattern at functional way at Java

Introduction

Chain of Responsibility structure

Scheme of patient visit to hospital at OOP world
Chain of handlers. (Client is omited here)
Handler’s internal structure
Chain of Responsibility pattern scheme at OOP

Pros and Cons of OOP pattern version

Functional pattern version

Chain of responsibility pattern scheme at FP
Internal chain structure

Three Face of Function

Three face of function at Java

Pattern FP implementation

Chain structure at Java
Chain builder’s methods
Chain creation function
Utility method as entry point of chain creation

Pattern in action

Hospital Interface
Patient class
Patient visit hospital code sample

Conclusion

The main adventages of this pattern implentation:

Teamlead and software developer

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