D365 用反射来调用调用Class的私有变量和方法

using System.Reflection;

[ExtensionOf(classStr(VyaReflectionClassBase))]
final class VyaReflectionClass_Extension
{
    /// <summary>
    /// 获取基类的私有变量
    /// </summary>
    public void getPrivateVar()
    {
        int getPrivateVar;
        var bindFlags = BindingFlags::NonPublic | BindingFlags::Instance;
        var field = this.GetType().GetField(identifierStr(privateVar), bindFlags);

        if (field)
        {
            getPrivateVar = field.GetValue(this);
        }
    }

    /// <summary>
    /// 设置基类私有变量的值
    /// </summary>
    /// <param name = "_newValue"></param>
    public void setPrivateVar(int _newValue)
    {
        var bindFlags = BindingFlags::NonPublic | BindingFlags::Instance;
        var field = this.GetType().GetField(identifierStr(privateVar), bindFlags);

        if (field)
        {
            field.SetValue(this, _newValue);
        }
    }

    /// <summary>
    /// 调用基类的私有方法
    /// </summary>
    public void callPrivateMehtod()
    {
        //设置方法参数
        System.Object[] parametersArray = new System.Object[2]();
        parametersArray.SetValue(5, 0);
        parametersArray.SetValue(24, 1);
         
        var bindFlags = BindingFlags::Instance | BindingFlags::NonPublic;
  
        var methodInfo = this.GetType().GetMethod(methodStr(VyaReflectionClassBase, privateMethod), bindFlags);
  
        if (methodInfo)
        {
            int returnValue;
            returnValue = methodInfo.Invoke(this,  parametersArray);
        }
    }

}

/// <summary>
/// 定义基类
/// </summary>
class VyaReflectionClassBase
{
    //定义私有变量
    private int privateVar;

    public void new()
    {
        privateVar = 5;
    }

    /// <summary>
    /// 定义私有方法
    /// </summary>
    /// <param name = "_qty"></param>
    /// <param name = "_price"></param>
    /// <returns></returns>
    private CostAmount privateMethod(InventQty _qty, CostPrice _price)
    {
        CostAmount      costAmount;
        ;

        return _qty * _price;
    }

}

using System.Reflection;

[ExtensionOf(classStr(VyaReflectionClassBase))]

finalclassVyaReflectionClass_Extension

{

/// <summary>

/// 获取基类的私有变量

/// </summary>

publicvoid getPrivateVar()

{

int getPrivateVar;

var bindFlags = BindingFlags::NonPublic | BindingFlags::Instance;

var field = this.GetType().GetField(identifierStr(privateVar), bindFlags);

if (field)

{

getPrivateVar = field.GetValue(this);

}

}

/// <summary>

/// 设置基类私有变量的值

/// </summary>

/// <param name = "_newValue"></param>

publicvoid setPrivateVar(int _newValue)

{

var bindFlags = BindingFlags::NonPublic | BindingFlags::Instance;

var field = this.GetType().GetField(identifierStr(privateVar), bindFlags);

if (field)

{

field.SetValue(this, _newValue);

}

}

/// <summary>

/// 调用基类的私有方法

/// </summary>

publicvoid callPrivateMehtod()

{

//设置方法参数

System.Object[] parametersArray = new System.Object[2]();

parametersArray.SetValue(5, 0);

parametersArray.SetValue(24, 1);

var bindFlags = BindingFlags::Instance | BindingFlags::NonPublic;

var methodInfo = this.GetType().GetMethod(methodStr(VyaReflectionClassBase, privateMethod), bindFlags);

if (methodInfo)

{

int returnValue;

returnValue = methodInfo.Invoke(this, parametersArray);

}

}

}