/// <summary>
/// Creates the ddl of a type.
/// </summary>
/// <param name="myVertexType">The vertex type.</param>
private String CreateGraphDDL_EdgeType(IEdgeType myEdgeType)
{
var stringBuilder = new StringBuilder();
var delimiter = ", ";
stringBuilder.AppendFormat("{0} ", myEdgeType.Name);
#region parent type
//EXTENDS ...
if (myEdgeType.HasParentType)
{
stringBuilder.AppendFormat("{0} {1} ", S_EXTENDS.ToUpperString(), myEdgeType.ParentEdgeType.Name);
}
#endregion
#region attributes
//are there attributes
if (myEdgeType.HasAttributes(false))
{
//so, there are attributes that are no incoming edges
stringBuilder.Append(String.Concat(S_ATTRIBUTES.ToUpperString(), " ", S_BRACKET_LEFT));
#region properties
if (myEdgeType.GetAttributeDefinitions(false).Any(aAttribute => aAttribute.Kind == AttributeType.Property))
stringBuilder.Append(String.Concat(CreateGraphDDLOfProperties(myEdgeType.GetPropertyDefinitions(false))));
#endregion
if (stringBuilder.ToString().EndsWith(delimiter))
stringBuilder.RemoveEnding(delimiter.Length);
stringBuilder.Append(String.Concat(S_BRACKET_RIGHT));
}
#endregion
return stringBuilder.ToString();
}
private void AddDefaultValues(ref EdgePredefinition edgeDef, IEdgeType myEdgeType)
{
var mandatoryProps = myEdgeType.GetPropertyDefinitions(true).Where(_ => _.IsMandatory);
foreach (var propertyDefinition in mandatoryProps)
{
if (edgeDef.StructuredProperties == null ||
!edgeDef.StructuredProperties.ContainsKey(propertyDefinition.Name))
edgeDef.AddStructuredProperty(propertyDefinition.Name, propertyDefinition.DefaultValue);
}
}
private IDictionary<string, object> GetEdgeProperties(ISingleEdge aSingleEdge, IEdgeType myInnerEdgeType)
{
Dictionary<String, Object> result = new Dictionary<string, object>();
#region properties
if (myInnerEdgeType != null)
{
foreach (var aProperty in myInnerEdgeType.GetPropertyDefinitions(true))
{
if (aSingleEdge.HasProperty(aProperty.ID))
{
result.Add(aProperty.Name, aProperty.GetValue(aSingleEdge));
}
else
{
var tempResult = aProperty.GetValue(aSingleEdge);
if (tempResult != null)
{
result.Add(aProperty.Name, tempResult);
}
}
}
}
#endregion
#region unstructured data
foreach (var aUnstructuredProperty in aSingleEdge.GetAllUnstructuredProperties())
{
result.Add(aUnstructuredProperty.PropertyName, aUnstructuredProperty.Property);
}
#endregion
return result;
}
