/// <summary>
/// Converts a JSON object to an Attribute object
/// </summary>
public static CdmAttributeItem CreateAttribute(CdmCorpusContext ctx, dynamic obj, string entityName = null)
{
if (obj == null)
{
return(null);
}
if (obj is JValue)
{
return(AttributeGroupReferencePersistence.FromData(ctx, obj));
}
else
{
if (obj["attributeGroupReference"] != null)
{
return(AttributeGroupReferencePersistence.FromData(ctx, obj, entityName));
}
else if (obj["entity"] != null)
{
return(EntityAttributePersistence.FromData(ctx, obj));
}
else if (obj["name"] != null)
{
return(TypeAttributePersistence.FromData(ctx, obj, entityName));
}
}
return(null);
}
public static TableEntity ToData(CdmEntityDefinition instance, CdmCorpusContext ctx, ResolveOptions resOpt, CopyOptions options)
{
var properties = CreateTablePropertyBags(instance, resOpt, options);
var columns = new List <DataColumn>();
foreach (var attribute in instance.Attributes)
{
columns.Add(TypeAttributePersistence.ToData(attribute as CdmTypeAttributeDefinition, ctx, resOpt, options));
}
var storageDescriptor = new StorageDescriptor
{
Source = new DataSource(),
Format = new FormatInfo(),
Columns = columns
};
TableProperties teProperties = new TableProperties
{
Properties = properties,
Partitioning = new TablePartitioning(),
StorageDescriptor = storageDescriptor
};
return(new TableEntity
{
Name = instance.EntityName,
Type = SASEntityType.TABLE,
Properties = teProperties
});
}
/// <summary>
/// Creates a CDM object from a JSON object
/// </summary>
public static dynamic CreateConstant(CdmCorpusContext ctx, dynamic obj)
{
if (obj == null)
{
return(null);
}
if (obj is JValue)
{
return(obj.Value);
}
else if (obj is JObject)
{
if (obj["purpose"] != null || obj["dataType"] != null || obj["entity"] != null)
{
if (obj["dataType"] != null)
{
return(TypeAttributePersistence.FromData(ctx, obj));
}
else if (obj["entity"] != null)
{
return(EntityAttributePersistence.FromData(ctx, obj));
}
else
{
return(null);
}
}
else if (obj["purposeReference"] != null)
{
return(PurposeReferencePersistence.FromData(ctx, obj));
}
else if (obj["traitReference"] != null)
{
return(TraitReferencePersistence.FromData(ctx, obj));
}
else if (obj["traitGroupReference"] != null)
{
return(TraitGroupReferencePersistence.FromData(ctx, obj));
}
else if (obj["dataTypeReference"] != null)
{
return(DataTypeReferencePersistence.FromData(ctx, obj));
}
else if (obj["entityReference"] != null)
{
return(EntityReferencePersistence.FromData(ctx, obj));
}
else if (obj["attributeGroupReference"] != null)
{
return(AttributeGroupReferencePersistence.FromData(ctx, obj));
}
else
{
return(obj);
}
}
else
{
return(obj);
}
}
public static CdmEntityDefinition FromData(CdmCorpusContext ctx, string name, TableEntity table)
{
if (table == null)
{
return(null);
}
TableProperties teProperties = ((JToken)table.Properties).ToObject <TableProperties>();
var entity = ctx.Corpus.MakeObject <CdmEntityDefinition>(CdmObjectType.EntityDef, name);
entity.DisplayName = entity.EntityName;
if (teProperties.Properties != null)
{
if (teProperties.Properties.ContainsKey("cdm:explanation"))
{
entity.Explanation = teProperties.Properties["cdm:explanation"].ToObject <string>();
}
if (teProperties.Properties.ContainsKey("cdm:cdmSchemas"))
{
entity.CdmSchemas = teProperties.Properties["cdm:cdmSchemas"].ToObject <List <string> >();
}
if (teProperties.Properties.ContainsKey("cdm:sourceName"))
{
entity.SourceName = teProperties.Properties["cdm:sourceName"].ToObject <string>();
}
if (teProperties.Properties.ContainsKey("cdm:description"))
{
entity.SourceName = teProperties.Properties["cdm:description"].ToObject <string>();
}
if (teProperties.Properties.ContainsKey("cdm:version"))
{
entity.Version = teProperties.Properties["cdm:version"].ToObject <string>();
}
if (teProperties.Properties.ContainsKey("cdm:traits"))
{
Utils.AddListToCdmCollection(entity.ExhibitsTraits, Utils.CreateTraitReferenceList(ctx, teProperties.Properties["cdm:traits"]));
}
}
if (teProperties.StorageDescriptor != null && teProperties.StorageDescriptor.Columns != null)
{
foreach (var attribute in teProperties.StorageDescriptor.Columns)
{
var typeAttribute = TypeAttributePersistence.FromData(ctx, attribute, name);
if (typeAttribute != null)
{
entity.Attributes.Add(typeAttribute);
}
else
{
Logger.Error((ResolveContext)ctx, Tag, nameof(FromData), null, CdmLogCode.ErrPersistSymsAttrConversionFailure, name, attribute.Name);
return(null);
}
}
}
else
{
Logger.Error((ResolveContext)ctx, Tag, nameof(FromData), null, CdmLogCode.ErrPersistSymsAttrConversionError, name);
return(null);
}
return(entity);
}
