public static AttributeCollection FromJsonElement(JsonElement json)
{
var item = new AttributeCollection();
foreach (var property in json.EnumerateObject())
{
item.Add(property.Name, DbValue.FromJsonElement(property.Value));
}
return(item);
}
// { "hitCount":{"N":"225"}, "date":{"S":"2011-05-31T00:00:00Z"}, "siteId":{"N":"221051"} }
public static AttributeCollection FromJson(JsonObject json)
{
var item = new AttributeCollection(json.Keys.Count);
foreach (var property in json)
{
item.Add(property.Key, DbValue.FromJson((JsonObject)property.Value));
}
return(item);
}
internal static AttributeCollection FromObject(object instance, DatasetInfo schema)
{
#region Preconditions
if (instance == null)
{
throw new ArgumentNullException(nameof(instance));
}
#endregion
var attributes = new AttributeCollection();
foreach (var member in schema.Members)
{
var value = member.GetValue(instance);
if (value == null)
{
continue;
}
var typeInfo = TypeDetails.Get(member.Type);
IDbValueConverter converter;
if (DbValueConverterFactory.TryGet(member.Type, out converter))
{
var dbValue = converter.FromObject(value, member);
if (dbValue.Kind == DbValueType.Unknown)
{
continue;
}
attributes.Add(member.Name, dbValue);
}
else if (member.Type.IsArray)
{
var a = (Array)value;
var list = new List <DbValue>(a.Length);
foreach (var item in a)
{
list.Add(new DbValue(FromObject(item)));
}
attributes.Add(member.Name, new DbValue(list));
}
else if (typeInfo.IsList && typeInfo.ElementType != null)
{
var a = (IList)value;
var list = new List <DbValue>(a.Count);
IDbValueConverter c;
if (DbValueConverterFactory.TryGet(typeInfo.ElementType, out c))
{
foreach (var item in a)
{
list.Add(c.FromObject(item, member));
}
}
else
{
foreach (var item in a)
{
list.Add(new DbValue(FromObject(item)));
}
}
attributes.Add(member.Name, new DbValue(list));
}
else
{
try
{
attributes.Add(member.Name, new DbValue(FromObject(value)));
}
catch
{
throw new Exception(value.GetType().Name + "/" + typeInfo.IsList);
}
}
}
return(attributes);
}