Java Hikvision SDK의 2차 개발을 수행하는 방법은 무엇입니까?

import com.sun.jna.NativeLong;
import com.sun.jna.Pointer;
import com.sun.jna.ptr.IntByReference;
import com.sun.jna.ptr.PointerByReference;
import com.hikvision.netsdk.*;

public class HKSDKDemo {
    private static HCNetSDK hCNetSDK = HCNetSDK.INSTANCE;

    public static void main(String[] args) {
        // 初始化SDK
        hCNetSDK.NET_DVR_Init();

        // 登录设备
        NativeLong lUserID;
        HCNetSDK.NET_DVR_DEVICEINFO_V30 deviceInfo = new HCNetSDK.NET_DVR_DEVICEINFO_V30();
        lUserID = hCNetSDK.NET_DVR_Login_V30("10.0.0.1", 8000, "admin", "password", deviceInfo);

        if (lUserID.longValue() == -1) {
            System.out.println("登录失败：" + hCNetSDK.NET_DVR_GetLastError());
            return;
        }

        // 获取设备信息
        PointerByReference pDeviceCfg = new PointerByReference();
        IntByReference pcbSize = new IntByReference(deviceInfo.size());
        if (!hCNetSDK.NET_DVR_GetDVRConfig(lUserID, HCNetSDK.NET_DVR_GET_DEVICECFG_V40, new NativeLong(0),
                pDeviceCfg.getPointer(), deviceInfo.size(), pcbSize)) {
            System.out.println("获取设备信息失败：" + hCNetSDK.NET_DVR_GetLastError());
            return;
        }

        HCNetSDK.NET_DVR_DEVICECFG_V40 deviceCfg = new HCNetSDK.NET_DVR_DEVICECFG_V40(pDeviceCfg.getValue());
        System.out.println("设备名称：" + new String(deviceCfg.byDevName));

        // 释放资源
        hCNetSDK.NET_DVR_Logout(lUserID);
        hCNetSDK.NET_DVR_Cleanup();
    }
}