package com.ard.utils.sdk.hiksdk.util.hikSdkUtil;

import com.sun.jna.Structure;

import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.util.ArrayList;
import java.util.List;

/**
 * @ClassName: HIKSDKStructure
 * @Description:
 * 因为海康jna.jar比较老,结构体定义没有getFiledOrder，创建一个类继承 Structure
 * 然后 HCNetSDK 类里所有继承 Structure 替换为 HIKSDKStructure 即可
 * @Author: Administrator
 * @Date: 2023年02月01日 11:44
 * @Version: 1.0
 **/
public class HIKSDKStructure extends Structure {
    protected List<String> getFieldOrder(){
        List<String> fieldOrderList = new ArrayList<String>();
        for (Class<?> cls = getClass();
             !cls.equals(HIKSDKStructure.class);
             cls = cls.getSuperclass()) {
            Field[] fields = cls.getDeclaredFields();
            int modifiers;
            for (Field field : fields) {
                modifiers = field.getModifiers();
                if (Modifier.isStatic(modifiers) || !Modifier.isPublic(modifiers)) {
                    continue;
                }
                fieldOrderList.add(field.getName());
            }
        }
        return fieldOrderList;
    }
}