S.A. �

Ｊａｖａ�

Execute the class that has the first parameter name.�

Step-0 1 / 49

S.A. �

Manager�Represent a manager�

Execute 　・instantiate(new) Singer � with the data “name =� Michael height = 5.5” �　・command him to sing �　・command him to dance �

Step-0

Singer: michael

2 / 49

Note: This class can be executed without instantiate.

S.A. �

Singer�Singer Role�

Manage “name”�Manage “height”�sing �　・Display “(name) is singing.”�

dance �　・Display “(name) is dancing.��

Step-0

name

height

3 / 49

S.A. �

1:Singer�Singer Role�

Manage “name”�Manage “height”�sing �　・Display “(name) is singing.”�

dance �　・Display “(name) is dancing.��

Step-0

name

height

4 / 49

S.A. �

Screen �

Step-0,1,2 5 / 49

S.A. �

Ｊａｖａ�

Execute the class that has the first parameter name and pass the other parameters.

If you’ll get an Runtime Exception,

catch it and show the message of it.

Step-1 Step-1,2 6 / 49

S.A. �

President�Represent a president�

Execute �　・instantiate(new) Employee � Factory �

・Get an Employee from � EmployeeFactory with the � second parameter.�

　・Command Employee to � standup�

Step-1 Step-1

Note: This class can be executed without instantiate.

Employee factory : factory

Employee : employee

7 / 49

S.A. �

EmployeeFactory�Role: instantiate Employees�

Return an Employee

・If you get “new”, instantiate� (new) BrandNewEmployee and � return it.��

・If you get “mid”, � instantiate (new) � MidLevelEmployee and � return it.�

・If you get “exp”,� instantiate (new) � ExperiencedEmployee and � return it.�

If there is no proper Employee, set “No such a title employee.” to RuntimeException and throw it.�

Step-1,2 8 / 49

S.A. �

1:EmployeeFactory�Role: instantiate Employees�

If there is no proper Employee, set “No such title employee.” to RuntimeException and throw it.�

Step-1,2 9 / 49

Return an Employee

・If you get “new”, instantiate� (new) BrandNewEmployee and � return it.�

・If you get “mid”, � instantiate (new) � MidLevelEmployee and � return it.�

・If you get “exp”,� instantiate (new) � ExperiencedEmployee and � return it. �

S.A. �

Employee�Represent an Employee�

standup�

Step-1 10 / 49

S.A. �

BrandNewEmployee(Employee)�

Represent a brand new Employee�standup�　・display “A brand new � employee normally stands � up!” �

Step-1 11 / 49

S.A. �

MidLevelEmployee(Employee)�

Represent a mid-level Employee�standup�　・display “A mid-level � employee quickly � stands up!” �

Step-1 12 / 49

S.A. �

ExperiencedEmployee(Employee)�

Represent an experienced Employee�standup�　・display “A experienced� employee slowly stands up!” �

Step-1 13 / 49

S.A. �

2:BrandNewEmployee(Employee)�

Represent a brand new Employee�standup�　・display “A brand new � employee normally � stands up!” �

Step-1 14 / 49

S.A. �

3:MidLevelEmployee(Employee)�

Represent a mid-level Employee�standup�　・display “A mid-level� employee quickly � stands up!” �

Step-1 15 / 49

S.A. �

4:ExperiencedEmployee(Employee)�

Represent a Manager Employee�

standup�　・display “A experienced� employee slowly stands up!” �

Step-1 16 / 49

S.A. �

RuntimeException(Exception)�Represent Runtime Exception�

Step-2

Manage “error message” �

17 / 49

Error message

S.A. �

President�Represent a president�

Execute �　・instantiate(new) Employee � Factory. �

・Get an Employee from � EmployeeFactory with the � second parameter.�

　・Command Employee to � standup.�

・Pass Employee the third � parameter as a base salary.�

・ask(get) salary from Employee �

・Display “Employee’s salary is � (salary) yen.”�

Step-2

Note: This class can be executed without instantiate.

Employee factory : factory

Employee : employee

18 / 49

S.A. �

Employee�Represent an Employee�

standup

manage “baseSalary” getSalary�

Step-1 19 / 49

base salary

S.A. �

BrandNewEmployee(Employee)�

Represent a brand new Employee�standup�　・display “A brand new � employee normally � stands up!” �

Step-1 20 / 49

getSalary 　・return baseSalary as salary �

S.A. �

MidLevelEmployee(Employee)�

Represent a mid-level Employee�standup�　・display “A mid-level � employee quickly � stands up!” �

Step-1 21 / 49

getSalary 　・return baseSalary x 2 + 1� as salary �

S.A. �

ExperiencedEmployee(Employee)�

Represent an experienced Employee�standup�　・display “an experienced � employee quickly stands up!” �

Step-1 22 / 49

getSalary 　・return baseSalary x 3� as salary �

S.A. �

2:BrandNewEmployee(Employee)�

Represent a brand new Employee�standup�　・display “A brand new � employee normally � stands up!” �

Step-1 23 / 49

getSalary 　・return baseSalary as salary �

base salary Manage “baseSalary”�

S.A. �

3:MidLevelEmployee(Employee)�

Represent a mid-level Employee�standup�　・display “A mid-level � employee quickly � stands up!” �

Step-1 24 / 49

getSalary 　・return baseSalary x 2 + 1� as salary �

base salary Manage “baseSalary”�

S.A. �

4:ExperiencedEmployee(Employee)�

Represent an experienced Employee�standup�　・display “an experienced � employee quickly stands up!” �

Step-1 25 / 49

getSalary 　・return baseSalary x 3� as salary �

base salary Manage “baseSalary”�