[Java] Method(3) - 메소드 호출

Calculator.java

package Method04;

public class Calculator {
	int plus(int x, int y) {
		int result = x+y;
		return result;
	}
	
	double avg(int x, int y) {
		double sum = plus(x, y);
		double result = sum/2;
		return result;
	}
	
	void execute() {
		double result = avg(7, 10);
		println("실행 결과: "+result);	
	}
	void println(String message) {
		System.out.println(message);
	}
}

 

CalculatorExample.java

package Method04;

public class CalculatorExample {

	public static void main(String[] args) {
		Calculator myCalc = new Calculator();
		myCalc.execute();
		//Calculator의 execute()메소드 호출
	}

}