Spring 5 Design Patterns

Implementing the Facade design pattern

Let's look into the following listings to demonstrate the Facade design pattern.

Create subsystem service classes for your Bank application: Let's see the following PaymentService class for the subsystem.

Following is the PaymentService.java file:

    package com.packt.patterninspring.chapter3.facade.pattern; 
    public class PaymentService { 
      public static boolean doPayment(){ 
         return true; 
      } 
    } 

Let's create another service class AccountService for the subsystem.

Following is the AccountService.java file:

 package com.packt.patterninspring.chapter3.facade.pattern; import com.packt.patterninspring.chapter3.model.Account; import com.packt.patterninspring.chapter3.model.SavingAccount; public class AccountService ...