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An interface abstracting a calculator.
Method Summary | |
void |
changeSettings(Object change,
String input)
This method may be implemented to change any settings of the calculator. |
void |
doOperation(Operation op,
String input)
Performs operation op, using input as a possible source of operand(s). |
Method Detail |
public void doOperation(Operation op, String input) throws Exception
Exception
- May throw any Exception.public void changeSettings(Object change, String input) throws Exception
change
- Encodes the change to the settings.input
- May contain input affected by the change.
Exception
- May throw any Exception.
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