public override IDesignModel GenerateDesignModel(IXmlElement xmlElement, DesignModelParseContext context)
{
var sourceDesignModelName = xmlElement.GetStringAttributeValue("src");
var destinationDesingModel = context.DesignModel;
if (!(destinationDesingModel is IClassModel destinationClassDesignModel))
{
throw new ParseException(xmlElement.ParseLocation, $"Mapping destination model '{destinationDesingModel.FullyQualifiedName}' must be a class-like design model.");
}
var ns = destinationDesingModel.Namespace;
var classData = new ClassDerivation
{
Source = _designModelCollection.CreateClassModelReference(ns, xmlElement.ParseLocation, sourceDesignModelName),
Destination = destinationClassDesignModel.CreateClassModelReference(xmlElement.ParseLocation),
ParseLocation = xmlElement.ParseLocation
};
foreach (var attributeElement in xmlElement.GetChildElments("Attribute"))
{
var attributeData = new AttributeDerivation
{
Source = new ClassAttributeReference(attributeElement.GetStringAttributeValue("src"), attributeElement.ParseLocation),
Destination = new ClassAttributeReference(attributeElement.GetStringAttributeValue("dest"), attributeElement.ParseLocation),
ParseLocation = attributeElement.ParseLocation
};
classData.AttributeDerivations.Add(attributeData);
}
foreach (var relationElement in xmlElement.GetChildElments("Relation"))
{
var relationData = new RelationDerivation
{
Source = new ClassRelationReference(relationElement.GetStringAttributeValue("src"), relationElement.ParseLocation),
Destination = new ClassRelationReference(relationElement.GetStringAttributeValue("dest"), relationElement.ParseLocation),
MapAttributes = relationElement.GetBoolAttributeValue("attributes", true),
ParseLocation = relationElement.ParseLocation
};
foreach (var attributeElement in relationElement.GetChildElments("Attribute"))
{
var relationAttributeData = new AttributeDerivation
{
Source = new ClassAttributeReference(attributeElement.GetStringAttributeValue("src"), attributeElement.ParseLocation),
Destination = new ClassAttributeReference(attributeElement.GetStringAttributeValue("dest"), attributeElement.ParseLocation),
ParseLocation = attributeElement.ParseLocation
};
relationData.AttributeDerivations.Add(relationAttributeData);
}
classData.RelationDerivations.Add(relationData);
}
destinationClassDesignModel.SetClassDerivationData(classData);
return(null);
}
public override IDesignModel GenerateDesignModel(IXmlElement xmlElement, DesignModelParseContext context)
{
var sourceDesignModelName = xmlElement.GetStringAttributeValue("src");
var sourceDesignModelNameSet = !string.IsNullOrWhiteSpace(sourceDesignModelName);
var destinationDesignModelName = xmlElement.GetStringAttributeValue("dest");
var destinationDesignModelNameSet = !string.IsNullOrWhiteSpace(destinationDesignModelName);
if (sourceDesignModelNameSet && destinationDesignModelNameSet)
{
throw new ParseException(xmlElement.ParseLocation, $"Both 'src' and 'dest' attributes cannot be set.");
}
if (!sourceDesignModelNameSet && !destinationDesignModelNameSet)
{
throw new ParseException(xmlElement.ParseLocation, $"Either 'src' or 'dest' attribute must be set.");
}
var currentDesignModel = context.DesignModel;
if (!(currentDesignModel is IClassModel currentClassModel))
{
throw new ParseException(xmlElement.ParseLocation, $"Mapping model '{currentDesignModel.FullyQualifiedName}' must be a class-like design model.");
}
var ns = currentDesignModel.Namespace;
var sourceReference = sourceDesignModelNameSet
? _designModelCollection.CreateClassModelReference(ns, xmlElement.ParseLocation, sourceDesignModelName)
: currentClassModel.CreateClassModelReference(xmlElement.ParseLocation);
var destinationReference = destinationDesignModelNameSet
? _designModelCollection.CreateClassModelReference(ns, xmlElement.ParseLocation, destinationDesignModelName)
: currentClassModel.CreateClassModelReference(xmlElement.ParseLocation);
var classMapping = new ClassMapping
{
Name = xmlElement.GetStringAttributeValue("name", null),
Source = sourceReference,
Destination = destinationReference,
MapAttributes = xmlElement.GetBoolAttributeValue("attributes", true),
MapRelations = xmlElement.GetBoolAttributeValue("relations", true),
AddMissing = xmlElement.GetBoolAttributeValue("add-missing", true),
TwoWay = xmlElement.GetBoolAttributeValue("two-way", true),
ParseLocation = xmlElement.ParseLocation
};
foreach (var attributeElement in xmlElement.GetChildElments("Attribute"))
{
var mapping = new AttributeMapping
{
Source = new ClassAttributeReference(attributeElement.GetStringAttributeValue("src"), attributeElement.ParseLocation),
Destination = new ClassAttributeReference(attributeElement.GetStringAttributeValue("dest"), attributeElement.ParseLocation),
ParseLocation = attributeElement.ParseLocation
};
classMapping.AttributeMappings.Add(mapping);
}
foreach (var relationElement in xmlElement.GetChildElments("Relation"))
{
var relationMapping = new RelationMapping
{
Source = new ClassRelationReference(relationElement.GetStringAttributeValue("src"), relationElement.ParseLocation),
Destination = new ClassRelationReference(relationElement.GetStringAttributeValue("dest"), relationElement.ParseLocation),
MapAttributes = relationElement.GetBoolAttributeValue("attributes", true),
AddMissing = relationElement.GetBoolAttributeValue("add-missing", true),
TwoWay = relationElement.GetBoolAttributeValue("two-way", true),
ParseLocation = relationElement.ParseLocation
};
foreach (var attributeElement in relationElement.GetChildElments("Attribute"))
{
var relationAttributeMapping = new AttributeMapping
{
Source = new ClassAttributeReference(attributeElement.GetStringAttributeValue("src"), attributeElement.ParseLocation),
Destination = new ClassAttributeReference(attributeElement.GetStringAttributeValue("dest"), attributeElement.ParseLocation),
ParseLocation = attributeElement.ParseLocation
};
relationMapping.AttributeMappings.Add(relationAttributeMapping);
}
classMapping.RelationMappings.Add(relationMapping);
}
currentClassModel.SetClassMappingData(classMapping);
return(null);
}