/// <summary>
/// 返回FieldInfo实例反射优化后的GetValue调用结果
/// </summary>
/// <param name="fieldInfo">FieldInfo对象实例</param>
/// <param name="obj">调用参数,用于数组索引器等成员</param>
/// <returns>调用结果</returns>
public static object FastGetValue(this FieldInfo fieldInfo, object obj)
{
if (fieldInfo == null)
{
throw new ArgumentNullException("fieldInfo");
}
GetValueDelegate getter = (GetValueDelegate)s_getterDict[fieldInfo];
if (getter == null)
{
getter = DynamicMethodFactory.CreateFieldGetter(fieldInfo);
s_getterDict[fieldInfo] = getter;
}
return(getter(obj));
}
