/// <summary>
/// Public ReadRootElement() method that deserializes a root-level ExampleModel instance from XML.
/// </summary>
/// <param name="serializationContext">Serialization context.</param>
/// <param name="element">In-memory ExampleModel instance that will get the deserialized data.</param>
/// <param name="reader">XmlReader to read serialized data from.</param>
/// <param name="schemaResolver">An ISchemaResolver that allows the serializer to do schema validation on the root element (and everything inside it).</param>
public override void ReadRootElement(DslModeling::SerializationContext serializationContext, DslModeling::ModelElement element, global::System.Xml.XmlReader reader, DslModeling::ISchemaResolver schemaResolver)
{
#region Check Parameters
global::System.Diagnostics.Debug.Assert(serializationContext != null);
if (serializationContext == null)
throw new global::System.ArgumentNullException("serializationContext");
global::System.Diagnostics.Debug.Assert(reader != null);
if (reader == null)
throw new global::System.ArgumentNullException("reader");
#endregion
// Version check.
CheckVersion(serializationContext, reader);
if (!serializationContext.Result.Failed)
{ // Check to see if schema validation is possible.
if (schemaResolver != null)
{
string targetNamespace = reader.NamespaceURI;
if (!string.IsNullOrEmpty(targetNamespace))
{
global::System.Collections.Generic.IList<string> schemas = schemaResolver.ResolveSchema(targetNamespace);
if (schemas != null && schemas.Count > 0)
{
if (schemas.Count > 1)
{
AsyncDslSerializationBehaviorSerializationMessages.AmbiguousSchema(serializationContext, reader, targetNamespace, schemas[0]);
}
global::System.Xml.Schema.XmlSchemaSet schemaSet = new global::System.Xml.Schema.XmlSchemaSet(reader.NameTable);
schemaSet.Add(targetNamespace, schemas[0]);
global::System.Xml.XmlReaderSettings readerSettings = new global::System.Xml.XmlReaderSettings();
readerSettings.ConformanceLevel = global::System.Xml.ConformanceLevel.Auto;
readerSettings.ValidationType = global::System.Xml.ValidationType.Schema;
readerSettings.Schemas = schemaSet;
AsyncDslSerializationBehaviorSchemaValidationCallback validationCallback = new AsyncDslSerializationBehaviorSchemaValidationCallback(serializationContext);
readerSettings.ValidationEventHandler += new global::System.Xml.Schema.ValidationEventHandler(validationCallback.Handler);
// Wrap the given reader as a validating reader and carry out the normal deserialization.
using (global::System.Xml.XmlReader validatingReader = global::System.Xml.XmlReader.Create(reader, readerSettings))
{
validationCallback.Reader = validatingReader;
this.Read(serializationContext, element, validatingReader);
}
return;
}
else
{
AsyncDslSerializationBehaviorSerializationMessages.NoSchema(serializationContext, reader, targetNamespace);
}
}
}
// No schema information available, carry out the normal deserialization.
this.Read(serializationContext, element, reader);
}
}
public virtual ExampleModel LoadModelAndDiagram(DslModeling::SerializationResult serializationResult, DslModeling::Partition modelPartition, string modelFileName, DslModeling::Partition diagramPartition, string diagramFileName, DslModeling::ISchemaResolver schemaResolver, DslValidation::ValidationController validationController)
{
#region Check Parameters
if (serializationResult == null)
throw new global::System.ArgumentNullException("serializationResult");
if (modelPartition == null)
throw new global::System.ArgumentNullException("modelPartition");
if (diagramPartition == null)
throw new global::System.ArgumentNullException("diagramPartition");
if (string.IsNullOrEmpty(diagramFileName))
throw new global::System.ArgumentNullException("diagramFileName");
#endregion
ExampleModel modelRoot;
// Ensure there is an outer transaction spanning both model and diagram load, so moniker resolution works properly.
if (!diagramPartition.Store.TransactionActive)
{
throw new global::System.InvalidOperationException(AsyncDslDomainModel.SingletonResourceManager.GetString("MissingTransaction"));
}
modelRoot = this.LoadModel(serializationResult, modelPartition, modelFileName, schemaResolver, validationController);
if (serializationResult.Failed)
{
// don't try to deserialize diagram data if model load failed.
return modelRoot;
}
AsyncDslDiagram diagram = null;
DslModeling::DomainClassXmlSerializer diagramSerializer = this.Directory.GetSerializer(AsyncDslDiagram.DomainClassId);
global::System.Diagnostics.Debug.Assert(diagramSerializer != null, "Cannot find serializer for AsyncDslDiagram");
if (diagramSerializer != null)
{
if(!global::System.IO.File.Exists(diagramFileName))
{
// missing diagram file indicates we should create a new diagram.
diagram = this.CreateDiagramHelper(diagramPartition, modelRoot);
}
else
{
using (global::System.IO.FileStream fileStream = global::System.IO.File.OpenRead(diagramFileName))
{
DslModeling::SerializationContext serializationContext = new DslModeling::SerializationContext(this.Directory, fileStream.Name, serializationResult);
// Set up MonikerResolver for AsyncDsl.
this.SetupMonikerResolver(serializationContext, diagramPartition.Store);
using (DslModeling::Transaction t = diagramPartition.Store.TransactionManager.BeginTransaction("LoadDiagram", true))
{
// Ensure there is some content in the file. Blank (or almost blank, to account for encoding header bytes, etc.)
// files will cause a new diagram to be created and returned
if (fileStream.Length > 5)
{
global::System.Xml.XmlReaderSettings settings = new global::System.Xml.XmlReaderSettings();
try
{
using (global::System.Xml.XmlReader reader = global::System.Xml.XmlReader.Create(fileStream, settings))
{
reader.MoveToContent();
diagram = diagramSerializer.TryCreateInstance(serializationContext, reader, diagramPartition) as AsyncDslDiagram;
if (diagram != null)
{
// Note: the actual instance we get back from TryCreateInstance() can be of a derived type of AsyncDslDiagram,
// so we need to find the correct serializer instance to deserialize the element properly.
DslModeling::DomainClassXmlSerializer instanceSerializer = this.Directory.GetSerializer(diagram.GetDomainClass().Id);
global::System.Diagnostics.Debug.Assert(instanceSerializer != null, "Cannot find serializer for " + diagram.GetDomainClass().Name + "!");
instanceSerializer.ReadRootElement(serializationContext, diagram, reader, schemaResolver);
}
}
}
catch (global::System.Xml.XmlException xEx)
{
DslModeling::SerializationUtilities.AddMessage(
serializationContext,
DslModeling::SerializationMessageKind.Error,
xEx
);
}
if (serializationResult.Failed)
{
// Serialization error encountered, rollback the transaction.
diagram = null;
t.Rollback();
}
}
if(diagram == null && !serializationResult.Failed)
{
// Create diagram if it doesn't exist
diagram = this.CreateDiagramHelper(diagramPartition, modelRoot);
}
if (t.IsActive)
t.Commit();
} // End inner Tx
// Do load-time validation if a ValidationController is provided.
if (!serializationResult.Failed && validationController != null)
{
using (new SerializationValidationObserver(serializationResult, validationController))
{
validationController.Validate(diagramPartition, DslValidation::ValidationCategories.Load);
}
}
}
}
if (diagram != null)
{
if (!serializationResult.Failed)
{ // Succeeded.
diagram.ModelElement = modelRoot;
diagram.PostDeserialization(true);
this.CheckForOrphanedShapes(diagram, serializationResult);
}
else
{ // Failed.
diagram.PostDeserialization(false);
}
}
}
return modelRoot;
}
/// <summary>
/// Loads a ExampleModel instance.
/// </summary>
/// <param name="serializationResult">Stores serialization result from the load operation.</param>
/// <param name="partition">Partition in which the new ExampleModel instance will be created.</param>
/// <param name="fileName">Name of the file from which the ExampleModel instance will be deserialized.</param>
/// <param name="schemaResolver">
/// An ISchemaResolver that allows the serializer to do schema validation on the root element (and everything inside it).
/// If null is passed, schema validation will not be performed.
/// </param>
/// <param name="validationController">
/// A ValidationController that will be used to do load-time validation (validations with validation category "Load"). If null
/// is passed, load-time validation will not be performed.
/// </param>
/// <returns>The loaded ExampleModel instance.</returns>
public virtual ExampleModel LoadModel(DslModeling::SerializationResult serializationResult, DslModeling::Partition partition, string fileName, DslModeling::ISchemaResolver schemaResolver, DslValidation::ValidationController validationController)
{
#region Check Parameters
if (serializationResult == null)
throw new global::System.ArgumentNullException("serializationResult");
if (partition == null)
throw new global::System.ArgumentNullException("partition");
if (string.IsNullOrEmpty(fileName))
throw new global::System.ArgumentNullException("fileName");
#endregion
// Ensure there is a transaction for this model to Load in.
if (!partition.Store.TransactionActive)
{
throw new global::System.InvalidOperationException(AsyncDslDomainModel.SingletonResourceManager.GetString("MissingTransaction"));
}
ExampleModel modelRoot = null;
DslModeling::DomainClassXmlSerializer modelRootSerializer = this.Directory.GetSerializer(ExampleModel.DomainClassId);
global::System.Diagnostics.Debug.Assert(modelRootSerializer != null, "Cannot find serializer for ExampleModel!");
if (modelRootSerializer != null)
{
using (global::System.IO.FileStream fileStream = global::System.IO.File.OpenRead(fileName))
{
using (DslModeling::Transaction t = partition.Store.TransactionManager.BeginTransaction("Load Model from " + fileName, true))
{
DslModeling::SerializationContext serializationContext = new DslModeling::SerializationContext(this.Directory, fileStream.Name, serializationResult);
// Set up MonikerResolver for AsyncDsl.
this.SetupMonikerResolver(serializationContext, partition.Store);
// Ensure there is some content in the file. Blank (or almost blank, to account for encoding header bytes, etc.)
// files will cause a new root element to be created and returned.
if (fileStream.Length > 5)
{
global::System.Xml.XmlReaderSettings settings = new global::System.Xml.XmlReaderSettings();
try
{
using (global::System.Xml.XmlReader reader = global::System.Xml.XmlReader.Create(fileStream, settings))
{
reader.MoveToContent();
modelRoot = modelRootSerializer.TryCreateInstance(serializationContext, reader, partition) as ExampleModel;
if (modelRoot != null && !serializationResult.Failed)
{
// Note: the actual instance we get back from TryCreateInstance() can be of a derived type of ExampleModel,
// so we need to find the correct serializer instance to deserialize the element properly.
DslModeling::DomainClassXmlSerializer instanceSerializer = this.Directory.GetSerializer(modelRoot.GetDomainClass().Id);
global::System.Diagnostics.Debug.Assert(instanceSerializer != null, "Cannot find serializer for " + modelRoot.GetDomainClass().Name + "!");
instanceSerializer.ReadRootElement(serializationContext, modelRoot, reader, schemaResolver);
}
}
}
catch (global::System.Xml.XmlException xEx)
{
DslModeling::SerializationUtilities.AddMessage(
serializationContext,
DslModeling::SerializationMessageKind.Error,
xEx
);
}
}
if(modelRoot == null && !serializationResult.Failed)
{
// create model root if it doesn't exist.
modelRoot = this.CreateModelHelper(partition);
}
if (t.IsActive)
t.Commit();
} // End Inner Tx
// Do load-time validation if a ValidationController is provided.
if (!serializationResult.Failed && validationController != null)
{
using (new SerializationValidationObserver(serializationResult, validationController))
{
validationController.Validate(partition, DslValidation::ValidationCategories.Load);
}
}
}
}
return modelRoot;
}
// private void OnPostLoadModelAndDiagram(DslModeling::SerializationResult serializationResult, DslModeling::Partition modelPartition, string modelFileName, DslModeling::Partition diagramPartition, string diagramFileName, ModelRoot modelRoot, EFModelDiagram diagram)
// private DslDiagrams::Diagram LoadDiagram(DslModeling::SerializationResult serializationResult, DslModeling::ModelElement modelRoot, DslModeling::Partition diagramPartition, global::System.IO.Stream diagramStream, DslModeling::ISchemaResolver schemaResolver, DslValidation::ValidationController validationController, DslModeling::ISerializerLocator serializerLocator)
private DslDiagrams::Diagram LoadDiagram(DslModeling::SerializationResult serializationResult, DslModeling::Partition modelPartition, string modelFileName, string diagramFileName, DslModeling::ModelElement modelRoot, DslModeling::Partition diagramPartition, global::System.IO.Stream diagramStream, DslModeling::ISchemaResolver schemaResolver, DslValidation::ValidationController validationController, DslModeling::ISerializerLocator serializerLocator)
{
#region Check Parameters
if (serializationResult == null)
{
throw new global::System.ArgumentNullException("serializationResult");
}
if (modelRoot == null)
{
throw new global::System.ArgumentNullException("modelRoot");
}
if (diagramPartition == null)
{
throw new global::System.ArgumentNullException("diagramPartition");
}
#endregion
DslDiagrams::Diagram diagram = null;
var diagramName = string.Empty;
// Ensure there is an outer transaction spanning both model and diagram load, so moniker resolution works properly.
if (!diagramPartition.Store.TransactionActive)
{
throw new global::System.InvalidOperationException(EFModelDomainModel.SingletonResourceManager.GetString("MissingTransaction"));
}
if (diagramStream == null || diagramStream == global::System.IO.Stream.Null || !diagramStream.CanRead || diagramStream.Length < 6)
{
// missing diagram file indicates we should create a new diagram.
diagram = this.CreateDiagramHelper(diagramPartition, modelRoot);
}
else
{
var directory = this.GetDirectory(diagramPartition.Store);
var localName = string.Empty;
var localSettings = EFModelSerializationHelper.Instance.CreateXmlReaderSettings(null, false);
try
{
using (var reader = global::System.Xml.XmlReader.Create(diagramStream, localSettings))
{
reader.MoveToContent();
localName = reader.LocalName;
global::System.Diagnostics.Debug.Assert(!string.IsNullOrEmpty(reader.GetAttribute("name")), "One of diagram streams is not well-formed");
diagramName = reader.GetAttribute("name");
}
diagramStream.Seek(0, global::System.IO.SeekOrigin.Begin);
}
catch (global::System.Xml.XmlException xEx)
{
DslModeling::SerializationUtilities.AddMessage(
new DslModeling::SerializationContext(directory),
DslModeling::SerializationMessageKind.Error,
xEx
);
}
var diagramSerializer = directory.GetSerializer(EFModelDiagram.DomainClassId) ?? this.GetSerializer(diagramPartition.Store, localName);
global::System.Diagnostics.Debug.Assert(diagramSerializer != null, "Cannot find serializer for " + diagramName);
if (diagramSerializer != null)
{
DslModeling::SerializationContext serializationContext = new DslModeling::SerializationContext(directory, diagramName, serializationResult);
this.InitializeSerializationContext(diagramPartition, serializationContext, true);
DslModeling::TransactionContext transactionContext = new DslModeling::TransactionContext();
transactionContext.Add(DslModeling::SerializationContext.TransactionContextKey, serializationContext);
using (DslModeling::Transaction postT = diagramPartition.Store.TransactionManager.BeginTransaction("PostLoad Model and Diagram", true, transactionContext))
{
using (DslModeling::Transaction t = diagramPartition.Store.TransactionManager.BeginTransaction("LoadDiagram", true, transactionContext))
{
// Ensure there is some content in the file. Blank (or almost blank, to account for encoding header bytes, etc.)
// files will cause a new diagram to be created and returned
if (diagramStream.Length > 5)
{
global::System.Xml.XmlReaderSettings settings = EFModelSerializationHelper.Instance.CreateXmlReaderSettings(serializationContext, false);
try
{
using (global::System.Xml.XmlReader reader = global::System.Xml.XmlReader.Create(diagramStream, settings))
{
reader.MoveToContent();
diagram = diagramSerializer.TryCreateInstance(serializationContext, reader, diagramPartition) as DslDiagrams::Diagram;
if (diagram != null)
{
this.ReadRootElement(serializationContext, diagramSerializer, diagram, reader, schemaResolver);
}
}
}
catch (global::System.Xml.XmlException xEx)
{
DslModeling::SerializationUtilities.AddMessage(
serializationContext,
DslModeling::SerializationMessageKind.Error,
xEx
);
}
if (serializationResult.Failed)
{
// Serialization error encountered, rollback the transaction.
diagram = null;
t.Rollback();
}
}
if (diagram == null && !serializationResult.Failed)
{
// Create diagram if it doesn't exist
diagram = this.CreateDiagramHelper(diagramPartition, modelRoot);
}
if (t.IsActive)
{
t.Commit();
}
} // End inner Tx
// Fire PostLoad customization code whether Load succeeded or not
// Provide a method in a partial class with the following signature:
///// <summary>
///// Customize Model and Diagram Loading.
///// </summary>
///// <param name="serializationResult">Stores serialization result from the load operation.</param>
///// <param name="modelPartition">Partition in which the new DslLibrary instance will be created.</param>
///// <param name="modelFileName">Name of the file from which the DslLibrary instance will be deserialized.</param>
///// <param name="diagramPartition">Partition in which the new DslDesignerDiagram instance will be created.</param>
///// <param name="diagramFileName">Name of the file from which the DslDesignerDiagram instance will be deserialized.</param>
///// <param name="modelRoot">The root of the file that was loaded.</param>
///// <param name="diagram">The diagram matching the modelRoot.</param>
// private void OnPostLoadModelAndDiagram(DslModeling::SerializationResult serializationResult, DslModeling::Partition modelPartition, string modelFileName, DslModeling::Partition diagramPartition, string diagramFileName, ModelRoot modelRoot, EFModelDiagram diagram)
this.OnPostLoadModelAndDiagram(serializationResult, modelPartition, modelFileName, diagramPartition, diagramFileName, (ModelRoot)modelRoot, (EFModelDiagram)diagram);
if (serializationResult.Failed)
{ // Serialization error encountered, rollback the middle transaction.
modelRoot = null;
postT.Rollback();
}
if (postT.IsActive)
{
postT.Commit();
}
} // End MiddleTx
// Do load-time validation if a ValidationController is provided.
if (!serializationResult.Failed && validationController != null)
{
using (new SerializationValidationObserver(serializationResult, validationController))
{
validationController.Validate(diagramPartition, DslValidation::ValidationCategories.Load);
}
}
}
}
if (diagram != null)
{
if (!serializationResult.Failed)
{ // Succeeded.
diagram.ModelElement = diagram.ModelElement ?? modelRoot;
diagram.PostDeserialization(true);
this.CheckForOrphanedShapes(diagram, serializationResult);
}
else
{ // Failed.
diagram.PostDeserialization(false);
}
}
return(diagram);
}
/// <summary>
/// Loads the diagram.
/// </summary>
/// <typeparam name="TModel">The type of the model.</typeparam>
/// <typeparam name="TDiagram">The type of the diagram.</typeparam>
/// <param name="serializationResult">The serialization result.</param>
/// <param name="modelRoot">The model root.</param>
/// <param name="diagramFileName">Name of the diagram file.</param>
/// <param name="schemaResolver">The schema resolver.</param>
/// <param name="diagramDomainId">The diagram domain id.</param>
/// <param name="callback">The callback.</param>
public void LoadDiagram <TModel, TDiagram>(DslModeling::SerializationResult serializationResult, TModel modelRoot, string diagramFileName, DslModeling::ISchemaResolver schemaResolver, System.Guid diagramDomainId, CreateDiagramHandler callback)
where TModel : ModelElement
where TDiagram : ComponentModelDiagram
{
Partition diagramPartition = modelRoot.Store.DefaultPartition;
// Ensure there is an outer transaction spanning both model and diagram load, so moniker resolution works properly.
if (!diagramPartition.Store.TransactionActive)
{
throw new global::System.InvalidOperationException(global::DSLFactory.Candle.SystemModel.CandleDomainModel.SingletonResourceManager.GetString("MissingTransaction"));
}
ComponentModelDiagram diagram = null;
DslModeling::DomainClassXmlSerializer diagramSerializer = this.Directory.GetSerializer(diagramDomainId);
global::System.Diagnostics.Debug.Assert(diagramSerializer != null, "Cannot find serializer for SystemModelDiagram");
if (diagramSerializer != null)
{
if (!global::System.IO.File.Exists(diagramFileName))
{
// missing diagram file indicates we should create a new diagram.
diagram = callback(diagramPartition);
}
else
{
using (global::System.IO.FileStream fileStream = global::System.IO.File.OpenRead(diagramFileName))
{
DslModeling::SerializationContext serializationContext = new DslModeling::SerializationContext(this.Directory, fileStream.Name, serializationResult);
using (DslModeling::Transaction t = diagramPartition.Store.TransactionManager.BeginTransaction("LoadDiagram", true))
{
// Ensure there is some content in the file. Blank (or almost blank, to account for encoding header bytes, etc.)
// files will cause a new diagram to be created and returned
if (fileStream.Length > 5)
{
global::System.Xml.XmlReaderSettings settings = new global::System.Xml.XmlReaderSettings();
try
{
using (global::System.Xml.XmlReader reader = global::System.Xml.XmlReader.Create(fileStream, settings))
{
reader.MoveToContent();
diagram = diagramSerializer.TryCreateInstance(serializationContext, reader, diagramPartition) as ComponentModelDiagram;
if (diagram != null)
{
// Note: the actual instance we get back from TryCreateInstance() can be of a derived type of SystemModelDiagram,
// so we need to find the correct serializer instance to deserialize the element properly.
DslModeling::DomainClassXmlSerializer instanceSerializer = this.Directory.GetSerializer(diagram.GetDomainClass().Id);
global::System.Diagnostics.Debug.Assert(instanceSerializer != null, "Cannot find serializer for " + diagram.GetDomainClass().Name + "!");
instanceSerializer.ReadRootElement(serializationContext, diagram, reader, schemaResolver);
}
}
}
catch (global::System.Xml.XmlException xEx)
{
DslModeling::SerializationUtilities.AddMessage(
serializationContext,
DslModeling::SerializationMessageKind.Error,
xEx
);
}
if (serializationResult.Failed)
{
// Serialization error encountered, rollback the transaction.
diagram = null;
t.Rollback();
}
}
if (diagram == null && !serializationResult.Failed)
{
// Create diagram if it doesn't exist
diagram = CreateDiagramHelper(diagramPartition, modelRoot);
}
if (t.IsActive)
{
t.Commit();
}
} // End inner Tx
}
}
if (diagram != null)
{
diagram.ModelElement = modelRoot;
}
}
}
public MetaModel LoadModel(DslModeling::SerializationResult serializationResult, DslModeling::Partition partition, string fileName, DslModeling::ISchemaResolver schemaResolver, DslValidation::ValidationController validationController, DslModeling::ISerializerLocator serializerLocator, bool bStartT, bool bIsTopMost)
{
#region Model
#region Check Parameters
if (serializationResult == null)
throw new global::System.ArgumentNullException("serializationResult");
if (partition == null)
throw new global::System.ArgumentNullException("partition");
if (string.IsNullOrEmpty(fileName))
throw new global::System.ArgumentNullException("fileName");
#endregion
// Ensure there is a transaction for this model to Load in.
if (!partition.Store.TransactionActive)
{
throw new global::System.InvalidOperationException(LanguageDSLDomainModel.SingletonResourceManager.GetString("MissingTransaction"));
}
MetaModel modelRoot = null;
DslModeling::DomainXmlSerializerDirectory directory = this.GetDirectory(partition.Store);
DslModeling::DomainClassXmlSerializer modelRootSerializer = directory.GetSerializer(MetaModel.DomainClassId);
global::System.Diagnostics.Debug.Assert(modelRootSerializer != null, "Cannot find serializer for MetaModel!");
if (modelRootSerializer != null)
{
using (global::System.IO.FileStream fileStream = global::System.IO.File.OpenRead(fileName))
{
DslModeling::SerializationContext serializationContext = new DslModeling::SerializationContext(directory, fileStream.Name, serializationResult);
this.InitializeSerializationContext(partition, serializationContext, true);
DslModeling::TransactionContext transactionContext = new DslModeling::TransactionContext();
transactionContext.Add(DslModeling::SerializationContext.TransactionContextKey, serializationContext);
DslModeling::Transaction t = null;
if (bStartT)
{
t = partition.Store.TransactionManager.BeginTransaction("Load Model from " + fileName, true, transactionContext);
}
// Ensure there is some content in the file. Blank (or almost blank, to account for encoding header bytes, etc.)
// files will cause a new root element to be created and returned.
if (fileStream.Length > 5)
{
try
{
global::System.Xml.XmlReaderSettings settings = LanguageDSLSerializationHelper.Instance.CreateXmlReaderSettings(serializationContext, false);
using (global::System.Xml.XmlReader reader = global::System.Xml.XmlReader.Create(fileStream, settings))
{
// Attempt to read the encoding.
reader.Read(); // Move to the first node - will be the XmlDeclaration if there is one.
global::System.Text.Encoding encoding;
if (this.TryGetEncoding(reader, out encoding))
{
serializationResult.Encoding = encoding;
}
// Load any additional domain models that are required
DslModeling::SerializationUtilities.ResolveDomainModels(reader, serializerLocator, partition.Store);
reader.MoveToContent();
modelRoot = modelRootSerializer.TryCreateInstance(serializationContext, reader, partition) as MetaModel;
if (modelRoot != null && !serializationResult.Failed)
{
modelRoot.BaseDirectory = MetaModelLibraryBase.GetBaseDirectory(fileName);
modelRoot.FilePath = fileName;
this.ReadRootElement(serializationContext, modelRoot, reader, schemaResolver);
}
}
}
catch (global::System.Xml.XmlException xEx)
{
DslModeling::SerializationUtilities.AddMessage(
serializationContext,
DslModeling::SerializationMessageKind.Error,
xEx
);
}
}
if (modelRoot == null && !serializationResult.Failed)
{
// create model root if it doesn't exist.
modelRoot = this.CreateModelHelper(partition);
modelRoot.BaseDirectory = MetaModelLibraryBase.GetBaseDirectory(fileName);
modelRoot.FilePath = fileName;
}
if (bStartT)
if (t.IsActive)
t.Commit();
// Do load-time validation if a ValidationController is provided.
if (!serializationResult.Failed && validationController != null)
{
using (new SerializationValidationObserver(serializationResult, validationController))
{
validationController.Validate(partition, DslValidation::ValidationCategories.Load);
}
}
}
}
#endregion
MetaModel model = modelRoot;
if (bIsTopMost)
model.IsTopMost = true;
#region Diagrams
System.IO.FileInfo info = new System.IO.FileInfo(fileName);
string fileNameDiagram = info.DirectoryName + "\\" + info.Name.Remove(info.Name.Length - info.Extension.Length, info.Extension.Length) + DiagramExtension;
View view = null;
if (System.IO.File.Exists(fileNameDiagram))
{
//DslModeling::DomainXmlSerializerDirectory directory = this.GetDirectory(partition.Store);
DslModeling::DomainClassXmlSerializer viewSerializer = directory.GetSerializer(View.DomainClassId);
global::System.Diagnostics.Debug.Assert(viewSerializer != null, "Cannot find serializer for View!");
if (viewSerializer != null)
{
using (global::System.IO.FileStream fileStream = global::System.IO.File.OpenRead(fileNameDiagram))
{
DslModeling::SerializationContext serializationContext = new DslModeling::SerializationContext(directory, fileStream.Name, serializationResult);
this.InitializeSerializationContext(partition, serializationContext, true);
DslModeling::TransactionContext transactionContext = new DslModeling::TransactionContext();
transactionContext.Add(DslModeling::SerializationContext.TransactionContextKey, serializationContext);
DslModeling::Transaction t = null;
if (bStartT)
t = partition.Store.TransactionManager.BeginTransaction("Load Model from " + fileNameDiagram, true, transactionContext);
// Ensure there is some content in the file. Blank (or almost blank, to account for encoding header bytes, etc.)
// files will cause a new root element to be created and returned.
if (fileStream.Length > 5)
{
try
{
global::System.Xml.XmlReaderSettings settings = LanguageDSLSerializationHelper.Instance.CreateXmlReaderSettings(serializationContext, false);
using (global::System.Xml.XmlReader reader = global::System.Xml.XmlReader.Create(fileStream, settings))
{
// Attempt to read the encoding.
reader.Read(); // Move to the first node - will be the XmlDeclaration if there is one.
global::System.Text.Encoding encoding;
if (this.TryGetEncoding(reader, out encoding))
{
serializationResult.Encoding = encoding;
}
reader.MoveToContent();
view = viewSerializer.TryCreateInstance(serializationContext, reader, partition) as View;
if (view != null && !serializationResult.Failed)
{
// Use a validating reader if possible
viewSerializer.Read(serializationContext, view, reader);
model.View = view;
}
}
}
catch (global::System.Xml.XmlException xEx)
{
DslModeling::SerializationUtilities.AddMessage(
serializationContext,
DslModeling::SerializationMessageKind.Error,
xEx
);
}
}
if (bStartT)
if (t.IsActive)
t.Commit();
}
}
}
#endregion
//if( bIsTopMost )
SerializationPostProcessor.PostProcessModelLoad(model);
return model;
}
