| ⇢ | A | TaskValidation added | |
| ⇢ | A | UserValidation added | |
| A | ↛ | ValidationService removed |
| ⇢ | B | TaskValidation::validateInputOnUpdateTask() added | |
| ⇢ | B | UserValidation::validateInputOnUpdateUser() added | |
| ⇢ | A | TaskValidation::validateTaskName() added | |
| ⇢ | A | TaskValidation::validateStatus() added | |
| ⇢ | A | TaskValidation::validateInputOnCreateTask() added | |
| ⇢ | A | UserValidation::validateName() added | |
| ⇢ | A | UserValidation::validateInputOnCreateUser() added | |
| ⇢ | A | UserValidation::validateEmail() added | |
| B | ↛ | ValidationService::validateInputOnUpdateUser() removed | |
| B | ↛ | ValidationService::validateInputOnUpdateTask() removed | |
| A | ↛ | ValidationService::validateName() removed | |
| A | ↛ | ValidationService::validateTaskName() removed | |
| A | ↛ | ValidationService::validateStatus() removed | |
| A | ↛ | ValidationService::validateInputOnCreateUser() removed | |
| A | ↛ | ValidationService::validateInputOnCreateTask() removed | |
| A | ↛ | ValidationService::validateEmail() removed |