Java Wrapper for Machine APIs

import com.leiyuntop.machine.StatusCapture;
public class Test {
	static boolean m_pick = false;
	private StatusCapture sc;
	Test(StatusCapture sc) {
		this.sc = sc;
	}
	void connect(String portName) {
		this.sc.Start(portName, 10);
	}
	void disconnect() {
		this.sc.Close();
	}
	void getMachineStatus() {
		this.sc.VMC_Status();
	}
	void irTest() {
		if (m_pick) {
			this.sc.VMC_ExitTest();
		} else {
			this.sc.VMC_Test("红外", "");
		}
		m_pick = !m_pick;
	}
	void lift(String value) {
		this.sc.VMC_Test("升降", value); // can be A, B, C, D, E, F
	}
	void location() {
		this.sc.Elevator_Location();
	}
	void testSlot(String testSlotValue) {
		this.sc.VMC_Test("单道", testSlotValue);
	}
	void allSlots() {
		this.sc.VMC_Test("全道", "");
	}
	void slotItemSale(String key) {
		this.sc.VMC_Sale(key);
	}
	public static void main (String args[]) {
		StatusCapture sc = new StatusCapture();
		Test obj = new Test(sc);
		obj.connect("COM1");
		obj.getMachineStatus();
		obj.irTest();
		obj.lift("A");
		obj.location();
		obj.testSlot("A1");
		obj.allSlots();
		obj.slotItemSale("A1");
		obj.disconnect();
	}
}