public int process() {
		// Calculate the result of the left operation if any
		if (leftOperation != null) {
			leftOperand = leftOperation.process();
		}

		// Calculate the result of the right operation if any
		if (rightOperation != null) {
			rightOperand = rightOperation.process();
		}

		// Process the operation itself after the composition resolution
		return calculate();
	}
public int process ( ) { if ( leftOperation != null ) { leftOperand = leftOperation . process ( ) ; } if ( rightOperation != null ) { rightOperand = rightOperation . process ( ) ; } return calculate ( ) ; }
Process the operation and take care about the composition of the operations

@return The result of all the operation