private void GenerateEntities(ImportTablesEventArgs args, SampleOrmModel ormModel)
{
using (var transaction = ormModel.Store.TransactionManager.BeginTransaction())
{
foreach (var tableDefinition in args.TableDefinitions)
{
var entityElement = new EntityElement(ormModel.Store, null)
{
Name = tableDefinition.TableName,
TableName = tableDefinition.TableName
};
foreach (var columnDefinition in tableDefinition.ColumnDefinitions)
{
var property = new Property(ormModel.Store, null)
{
ColumnName = columnDefinition.ColumnName,
Name = columnDefinition.ColumnName,
Type = TypeCode.String
};
entityElement.Properties.Add(property);
}
ormModel.Elements.Add(entityElement);
}
transaction.Commit();
}
}
private static void WriteChildElements(DslModeling::SerializationContext serializationContext, EntityElement element, global::System.Xml.XmlWriter writer)
{
// EntityHasRelationShips
global::System.Collections.ObjectModel.ReadOnlyCollection<EntityHasRelationShips> allEntityHasRelationShipsInstances = EntityHasRelationShips.GetLinksToEntityElements(element);
if (!serializationContext.Result.Failed && allEntityHasRelationShipsInstances.Count > 0)
{
writer.WriteStartElement("entityElements");
foreach (EntityHasRelationShips eachEntityHasRelationShipsInstance in allEntityHasRelationShipsInstances)
{
if (serializationContext.Result.Failed)
break;
DslModeling::DomainClassXmlSerializer relSerializer = serializationContext.Directory.GetSerializer(eachEntityHasRelationShipsInstance.GetDomainClass().Id);
global::System.Diagnostics.Debug.Assert(relSerializer != null, "Cannot find serializer for " + eachEntityHasRelationShipsInstance.GetDomainClass().Name + "!");
relSerializer.Write(serializationContext, eachEntityHasRelationShipsInstance, writer);
}
writer.WriteEndElement();
}
// EntityHasProperties
global::System.Collections.ObjectModel.ReadOnlyCollection<EntityHasProperties> allEntityHasPropertiesInstances = EntityHasProperties.GetLinksToProperties(element);
if (!serializationContext.Result.Failed && allEntityHasPropertiesInstances.Count > 0)
{
writer.WriteStartElement("properties");
foreach (EntityHasProperties eachEntityHasPropertiesInstance in allEntityHasPropertiesInstances)
{
if (serializationContext.Result.Failed)
break;
DslModeling::DomainClassXmlSerializer relSerializer = serializationContext.Directory.GetSerializer(eachEntityHasPropertiesInstance.GetDomainClass().Id);
global::System.Diagnostics.Debug.Assert(relSerializer != null, "Cannot find serializer for " + eachEntityHasPropertiesInstance.GetDomainClass().Name + "!");
relSerializer.Write(serializationContext, eachEntityHasPropertiesInstance, writer);
}
writer.WriteEndElement();
}
// EntityHasReferences
global::System.Collections.ObjectModel.ReadOnlyCollection<EntityHasReferences> allEntityHasReferencesInstances = EntityHasReferences.GetLinksToReferences(element);
if (!serializationContext.Result.Failed && allEntityHasReferencesInstances.Count > 0)
{
writer.WriteStartElement("references");
foreach (EntityHasReferences eachEntityHasReferencesInstance in allEntityHasReferencesInstances)
{
if (serializationContext.Result.Failed)
break;
DslModeling::DomainClassXmlSerializer relSerializer = serializationContext.Directory.GetSerializer(eachEntityHasReferencesInstance.GetDomainClass().Id);
global::System.Diagnostics.Debug.Assert(relSerializer != null, "Cannot find serializer for " + eachEntityHasReferencesInstance.GetDomainClass().Name + "!");
relSerializer.Write(serializationContext, eachEntityHasReferencesInstance, writer);
}
writer.WriteEndElement();
}
}
/// <summary>
/// Reads all instances of relationship EntityHasReferences.
/// </summary>
/// <remarks>
/// The caller will position the reader at the open tag of the first XML element inside the relationship tag, so it can be
/// either the first instance, or a bogus tag. This method will deserialize all instances and ignore all bogus tags. When the
/// method returns, the reader will be positioned at the end tag of the relationship (or EOF if somehow that happens).
/// </remarks>
/// <param name="serializationContext">Serialization context.</param>
/// <param name="element">In-memory EntityElement instance that will get the deserialized data.</param>
/// <param name="reader">XmlReader to read serialized data from.</param>
private static void ReadEntityHasReferencesInstances(DslModeling::SerializationContext serializationContext, EntityElement element, global::System.Xml.XmlReader reader)
{
while (!serializationContext.Result.Failed && !reader.EOF && reader.NodeType == global::System.Xml.XmlNodeType.Element)
{
DslModeling::DomainClassXmlSerializer newEntityHasReferencesSerializer = serializationContext.Directory.GetSerializer(EntityHasReferences.DomainClassId);
global::System.Diagnostics.Debug.Assert(newEntityHasReferencesSerializer != null, "Cannot find serializer for EntityHasReferences!");
EntityHasReferences newEntityHasReferences = newEntityHasReferencesSerializer.TryCreateInstance (serializationContext, reader, element.Partition) as EntityHasReferences;
if (newEntityHasReferences != null)
{
DslModeling::DomainRoleInfo.SetRolePlayer (newEntityHasReferences, EntityHasReferences.EntityElementDomainRoleId, element);
DslModeling::DomainClassXmlSerializer targetSerializer = serializationContext.Directory.GetSerializer (newEntityHasReferences.GetDomainClass().Id);
global::System.Diagnostics.Debug.Assert (targetSerializer != null, "Cannot find serializer for " + newEntityHasReferences.GetDomainClass().Name + "!");
targetSerializer.Read(serializationContext, newEntityHasReferences, reader);
}
else
{ // Maybe the relationship is serialized in short-form by mistake.
DslModeling::DomainClassXmlSerializer newReferenceOfEntityHasReferencesSerializer = serializationContext.Directory.GetSerializer(Reference.DomainClassId);
global::System.Diagnostics.Debug.Assert(newReferenceOfEntityHasReferencesSerializer != null, "Cannot find serializer for Reference!");
Reference newReferenceOfEntityHasReferences = newReferenceOfEntityHasReferencesSerializer.TryCreateInstance(serializationContext, reader, element.Partition) as Reference;
if (newReferenceOfEntityHasReferences != null)
{
OrmLanguageSerializationBehaviorSerializationMessages.ExpectingFullFormRelationship(serializationContext, reader, typeof(EntityHasReferences));
element.References.Add(newReferenceOfEntityHasReferences);
DslModeling::DomainClassXmlSerializer targetSerializer = serializationContext.Directory.GetSerializer (newReferenceOfEntityHasReferences.GetDomainClass().Id);
global::System.Diagnostics.Debug.Assert (targetSerializer != null, "Cannot find serializer for " + newReferenceOfEntityHasReferences.GetDomainClass().Name + "!");
targetSerializer.Read(serializationContext, newReferenceOfEntityHasReferences, reader);
}
else
{ // Unknown element, skip.
DslModeling::SerializationUtilities.Skip(reader);
}
}
}
}
private static void ReadEntityHasRelationShipsInstances(DslModeling::SerializationContext serializationContext, EntityElement element, global::System.Xml.XmlReader reader)
{
while (!serializationContext.Result.Failed && !reader.EOF && reader.NodeType == global::System.Xml.XmlNodeType.Element)
{
DslModeling::DomainClassXmlSerializer newEntityHasRelationShipsSerializer = serializationContext.Directory.GetSerializer(EntityHasRelationShips.DomainClassId);
global::System.Diagnostics.Debug.Assert(newEntityHasRelationShipsSerializer != null, "Cannot find serializer for EntityHasRelationShips!");
EntityHasRelationShips newEntityHasRelationShips = newEntityHasRelationShipsSerializer.TryCreateInstance (serializationContext, reader, element.Partition) as EntityHasRelationShips;
if (newEntityHasRelationShips != null)
{
DslModeling::DomainRoleInfo.SetRolePlayer (newEntityHasRelationShips, EntityHasRelationShips.SourceEntityElementDomainRoleId, element);
DslModeling::DomainClassXmlSerializer targetSerializer = serializationContext.Directory.GetSerializer (newEntityHasRelationShips.GetDomainClass().Id);
global::System.Diagnostics.Debug.Assert (targetSerializer != null, "Cannot find serializer for " + newEntityHasRelationShips.GetDomainClass().Name + "!");
targetSerializer.Read(serializationContext, newEntityHasRelationShips, reader);
}
else
{ // Maybe the relationship is serialized in short-form by mistake.
DslModeling::DomainClassXmlSerializer newEntityElementMonikerOfEntityHasRelationShipsSerializer = serializationContext.Directory.GetSerializer(EntityElement.DomainClassId);
global::System.Diagnostics.Debug.Assert(newEntityElementMonikerOfEntityHasRelationShipsSerializer != null, "Cannot find serializer for EntityElement!");
DslModeling::Moniker newEntityElementMonikerOfEntityHasRelationShips = newEntityElementMonikerOfEntityHasRelationShipsSerializer.TryCreateMonikerInstance(serializationContext, reader, element, EntityHasRelationShips.DomainClassId, element.Partition);
if (newEntityElementMonikerOfEntityHasRelationShips != null)
{
OrmLanguageSerializationBehaviorSerializationMessages.ExpectingFullFormRelationship(serializationContext, reader, typeof(EntityHasRelationShips));
new EntityHasRelationShips(element.Partition, new DslModeling::RoleAssignment(EntityHasRelationShips.SourceEntityElementDomainRoleId, element), new DslModeling::RoleAssignment(EntityHasRelationShips.TargetEntityElementDomainRoleId, newEntityElementMonikerOfEntityHasRelationShips));
DslModeling::SerializationUtilities.Skip(reader); // Moniker contains no child XML elements, so just skip.
}
else
{ // Unknown element, skip.
DslModeling::SerializationUtilities.Skip(reader);
}
}
}
}
/// <summary>
/// This method deserializes all child model elements.
/// </summary>
/// <remarks>
/// The caller will position the reader at the open tag of the first child XML element to deserialized.
/// This method will read as many child elements as it can. It returns under three circumstances:
/// 1) When an unknown child XML element is encountered. In this case, this method will position the reader at the
/// open tag of the unknown element. This implies that if the first child XML element is unknown, this method
/// should return immediately and do nothing.
/// 2) When all child XML elemnets are read. In this case, the reader will be positioned at the end tag of the parent element.
/// 3) EOF.
/// </remarks>
/// <param name="serializationContext">Serialization context.</param>
/// <param name="reader">XmlReader to read serialized data from.</param>
/// <param name="element">In-memory EntityElement instance that will get the deserialized data.</param>
private static void ReadChildElements(DslModeling::SerializationContext serializationContext, EntityElement element, global::System.Xml.XmlReader reader)
{
while (!serializationContext.Result.Failed && !reader.EOF && reader.NodeType == global::System.Xml.XmlNodeType.Element)
{
switch (reader.LocalName)
{
case "entityElements": // Relationship "EntityHasRelationShips"
if (reader.IsEmptyElement)
{ // No instance of this relationship, just skip
DslModeling::SerializationUtilities.Skip(reader);
}
else
{
DslModeling::SerializationUtilities.SkipToFirstChild(reader); // Skip the open tag of <entityElements>
ReadEntityHasRelationShipsInstances(serializationContext, element, reader);
DslModeling::SerializationUtilities.Skip(reader); // Skip the close tag of </entityElements>
}
break;
case "properties": // Relationship "EntityHasProperties"
if (reader.IsEmptyElement)
{ // No instance of this relationship, just skip
DslModeling::SerializationUtilities.Skip(reader);
}
else
{
DslModeling::SerializationUtilities.SkipToFirstChild(reader); // Skip the open tag of <properties>
ReadEntityHasPropertiesInstances(serializationContext, element, reader);
DslModeling::SerializationUtilities.Skip(reader); // Skip the close tag of </properties>
}
break;
case "references": // Relationship "EntityHasReferences"
if (reader.IsEmptyElement)
{ // No instance of this relationship, just skip
DslModeling::SerializationUtilities.Skip(reader);
}
else
{
DslModeling::SerializationUtilities.SkipToFirstChild(reader); // Skip the open tag of <references>
ReadEntityHasReferencesInstances(serializationContext, element, reader);
DslModeling::SerializationUtilities.Skip(reader); // Skip the close tag of </references>
}
break;
default:
return; // Don't know this element.
}
}
}
private void GenerateEntities(ImportTablesEventArgs args, SampleOrmModel ormModel)
{
using (var transaction = ormModel.Store.TransactionManager.BeginTransaction())
{
foreach (var tableDefinition in args.TableDefinitions)
{
var entityElement = new EntityElement(ormModel.Store, null)
{
Name = tableDefinition.TableName,
TableName = tableDefinition.TableName
};
foreach (var columnDefinition in tableDefinition.ColumnDefinitions)
{
var property = new Property(ormModel.Store, null)
{
ColumnName = columnDefinition.ColumnName,
Name = columnDefinition.ColumnName,
Type = TypeCode.String
};
entityElement.Properties.Add(property);
}
ormModel.Elements.Add(entityElement);
}
transaction.Commit();
}
}
