Sample Template Design Pattern

sample_template_design_pattern.java

// src: https://www.javatpoint.com/template-pattern

public interface Base {
  boolean supports(EventModel event);
  
  void apply(EventModel event);
}

// All different types of classes can implement this Base.

// ClassA – Base
// ClassB – Base

Class DefaultHandler 
	
	List<Base> base

	Process function:
		// Iterate the class list & handle all request.
		
private void handle (params) {
  if (base.supports(event)) {
    base.apply(event);
  }
}