Mumbai University > Computer Engineering > Sem 5 > SOOAD

Marks: 10M

Year: Dec 2014

Printer

• Printer has two states .
• printer is either in OFF state or in ON state
• If printer is in OFF state .we get printer from OFF state to ON state by PressON button or OnButtonPuch()
• OnButtonPuch() is trigger name ot transition name

The above diagram shows that:

• Printer has two states ON and OFF states.
• lets consider orignal state is OFF state and destinaton state is ON state.
• so, initially printer is OFF.
• ONButtonPush it change the state from OFF to ON
• ONButtonPush is transition ot trigger for changing state.