controller.puml

@startuml
package controller {
  class Rate{
    +{static} final double BONUS_PERCENTAGE =  0.025;  
    +{static} final double PENSION_PERCENTAGE = 0.01;
  }
  class EmployeeController{
    -  EmployeeValidator employeeValidator  
    -  PersistenceService persistenceService
    -  EmployeeServiceFactory employeeServiceFactory
    -  EmployeeFormatter employeeFormatter
    +  EmployeeController(EmployeeValidator employeeValidator, PersistenceService persistenceService, EmployeeServiceFactory employeeServiceFactory, EmployeeFormatter employeeFormatter)
    +  processEmployee(Employee employee):String
}

  class EmployeeFormatter{
    + formatString(Employee employee):void
    + {static} trim(String str):String
  }
  class EmployeeValidator{
    + boolean isValidEmployee(Employee employee) 
    - boolean isPresent(String value)
    - boolean isValidAlphaNumeric(String value) 
    - boolean isValidEmail(String value) 
    - boolean isNoSalary(double salary) 
    - boolean isNoCompensation(double compensation) 
    - boolean isNoServiceYear(int serviceYear) 

  }
  class Main{
    + {static}  main(String[] args):void    
  }
}

package employee {
  class Employee{ 
    - String name
    - String email
    - String address
    - double salary
    + Employee()	
    + Employee(String name, String email, String address, double salary) 
    + String getName()
    + void setName(String name)
    + String getEmail()
    + void setEmail(String email)
    + String getAddress() 
    + void setAddress(String address)
    + double getSalary()
    + void setSalary(double salary)
    + String toString()
  }
  class EmployeeServiceFactory{
    + createService(employee:Employee):EmployeeService
  }
  interface EmployeeService{
    + void populateEmployee(Employee employee)
  }
  interface PermanentEmployeeService{
    + double calculateTotalCompensation(Employee employee)
    + double pensionContribution(Employee employee)
    + double calculateBonus(Employee employee)
  }
  class PermanentEmployeeServiceImpl{
    + double calculateTotalCompensation(Employee employee) 
    + double pensionContribution(Employee employee)
    + double calculateBonus(Employee employee)
    + void populateEmployee(Employee employee)
  }
}

package persistence {
  interface Formatter{
    + String format(Employee employee)
  }
  class PersistenceService{
    + void saveEmployee(Employee person, String filename, Formatter formatter) 
  }
}

' Relationship in persistence
PersistenceService ..> Formatter

' Relationship in employee
EmployeeServiceFactory ..> EmployeeService
'Employee <.. EmployeeServiceFactory
Employee <. EmployeeServiceFactory
Employee <. EmployeeService


PermanentEmployeeService -|> EmployeeService
PermanentEmployeeServiceImpl ..|> PermanentEmployeeService


' Relationship in controller
Main ..> EmployeeController

EmployeeController ..> EmployeeValidator
EmployeeController ..> EmployeeFormatter
EmployeeController ..> EmployeeServiceFactory
EmployeeController ..> Employee
EmployeeValidator ..> Employee
EmployeeFormatter ..> Employee
EmployeeController ..> PersistenceService

Rate <-- PermanentEmployeeServiceImpl

@enduml