/// <summary>
/// Creates a relationship based on the given data.
/// </summary>
/// <param name="info">Info specifying the relationship to create.</param>
/// <param name="shapeToCreate">Type of the relationship shape</param>
public override void CreateRelationship(DslEditorViewDiagrams::ViewModelRelationshipCreationInfo info, System.Guid shapeToCreate)
{
if (shapeToCreate == global::Tum.PDE.ModelingDSL.ReferenceShape.DomainClassId)
{
using (DslModeling::Transaction transaction = this.Store.TransactionManager.BeginTransaction("Add global::Tum.VModellXT.Dynamik.UebergangShape "))
{
CreateRelationship <global::Tum.PDE.ModelingDSL.ReferenceRelationship>(info.Source.ShapeElement.Element, info.Target.ShapeElement.Element);
transaction.Commit();
}
}
if (shapeToCreate == global::Tum.PDE.ModelingDSL.EmbeddingShape.DomainClassId)
{
using (DslModeling::Transaction transaction = this.Store.TransactionManager.BeginTransaction("Add global::Tum.VModellXT.Dynamik.UebergangShape "))
{
System.Collections.ObjectModel.ReadOnlyCollection <global::Tum.PDE.ModelingDSL.EmbeddingRelationship> allInstances = DslModeling::DomainRoleInfo.GetElementLinks <global::Tum.PDE.ModelingDSL.EmbeddingRelationship>(info.Source.Element, global::Tum.PDE.ModelingDSL.EmbeddingRelationship.ChildDomainRoleId);
if (allInstances.Count > 0)
{
allInstances[0].Delete();
}
CreateRelationship <global::Tum.PDE.ModelingDSL.EmbeddingRelationship>(info.Source.ShapeElement.Element, info.Target.ShapeElement.Element);
transaction.Commit();
}
}
foreach (DslEditorViewDiagrams::DiagramSurfaceViewModel vm in this.IncludedSurfaceViewModels)
{
vm.CreateRelationship(info, shapeToCreate);
}
}
public override void OpenView(global::System.Guid logicalView, object viewContext)
{
MexModeling::ViewContext modelingViewContext = viewContext as MexModeling::ViewContext;
if (modelingViewContext == null)
{
base.OpenView(logicalView, viewContext);
return;
}
if (string.IsNullOrEmpty(modelingViewContext.DiagramName))
{
throw new global::System.ArgumentException("the name of the diagram to open cannot be empty.");
}
DslDiagrams::Diagram diagram = this.GetDiagram(modelingViewContext);
if (diagram == null)
{
if (modelingViewContext.DiagramType == null)
{
throw new global::System.ArgumentException("the type of the diagram to open must be specified.");
}
if (!(modelingViewContext.DiagramType.IsSubclassOf(typeof(DslDiagrams::Diagram))))
{
throw new global::System.ArgumentException("the type of the diagram to open must inherit from Microsoft.VisualStudio.Modeling.Diagrams.Diagram class.");
}
// No diagram associated with specified name, so create and set the name
DslModeling::ModelElement rootElement = modelingViewContext.RootElement ?? this.RootElement;
using (DslModeling::Transaction t1 = this.Store.TransactionManager.BeginTransaction("DocData:OpenView:CreateDiagram", true))
{
diagram = (DslDiagrams::Diagram)global::System.Activator.CreateInstance(modelingViewContext.DiagramType,
this.PartitionMapper.PartitionForClass(this.Store.DefaultPartition, DslDiagrams::Diagram.DomainClassId),
new DslModeling::PropertyAssignment(DslDiagrams::Diagram.NameDomainPropertyId, modelingViewContext.DiagramName));
// Set the ModelElement associated with the newly created diagram.
diagram.ModelElement = rootElement;
Store.GetAll <ModelDiagramData>().FirstOrDefault(d => d.Name == diagram.Name)?.SetDiagram((EFModelDiagram)diagram);
t1.Commit();
}
}
EFModelDocView existingView = DocViews.OfType <EFModelDocView>().FirstOrDefault(v => v.Diagram.Name == diagram.Name);
if (existingView != null)
{
existingView.Show();
}
else
{
base.OpenView(logicalView, viewContext);
}
}
public override void OpenView(global::System.Guid logicalView, object viewContext)
{
MexModeling::ViewContext modelingViewContext = viewContext as MexModeling::ViewContext;
if (modelingViewContext == null)
{
base.OpenView(logicalView, viewContext);
return;
}
if (string.IsNullOrEmpty(modelingViewContext.DiagramName))
{
throw new global::System.ArgumentException("the name of the diagram to open cannot be empty.");
}
//TODO: don't fetch the default diagram. It's already showing
DslDiagrams::Diagram diagram = this.GetDiagram(modelingViewContext);
if (diagram == null)
{
if (modelingViewContext.DiagramType == null)
{
throw new global::System.ArgumentException("the type of the diagram to open must be specified.");
}
if (!(modelingViewContext.DiagramType.IsSubclassOf(typeof(DslDiagrams::Diagram))))
{
throw new global::System.ArgumentException("the type of the diagram to open must inherit from Microsoft.VisualStudio.Modeling.Diagrams.Diagram class.");
}
// No diagram associated with specified name, so create and set the name
DslModeling::ModelElement rootElement = modelingViewContext.RootElement ?? this.RootElement;
using (DslModeling::Transaction t1 = this.Store.TransactionManager.BeginTransaction("DocData:OpenView:CreateDiagram", true))
{
diagram = (DslDiagrams::Diagram)global::System.Activator.CreateInstance(modelingViewContext.DiagramType,
this.PartitionMapper.PartitionForClass(this.Store.DefaultPartition, DslDiagrams::Diagram.DomainClassId),
new DslModeling::PropertyAssignment(DslDiagrams::Diagram.NameDomainPropertyId, modelingViewContext.DiagramName));
// Set the ModelElement associated with the newly created diagram.
diagram.ModelElement = rootElement;
if (diagram is global::Sawczyn.EFDesigner.EFModel.EFModelDiagram eFModelDiagram)
{
EFModelSynchronizationHelper.FixUp(eFModelDiagram);
//foreach (DslDiagrams::ShapeElement childShape in eFModelDiagram.NestedChildShapes)
// childShape.Hide();
}
t1.Commit();
}
}
base.OpenView(logicalView, viewContext);
}
/// <summary>
/// Creates a relationship based on the given data.
/// </summary>
/// <param name="info">Info specifying the relationship to create.</param>
/// <param name="shapeToCreate">Type of the relationship shape</param>
public override void CreateRelationship(DslEditorViewDiagrams::ViewModelRelationshipCreationInfo info, System.Guid shapeToCreate)
{
if (shapeToCreate == global::Tum.StateMachineDSL.TransitionShape.DomainClassId)
{
using (DslModeling::Transaction transaction = this.Store.TransactionManager.BeginTransaction("Add global::Tum.VModellXT.Dynamik.UebergangShape "))
{
CreateRelationship <global::Tum.StateMachineDSL.Transition>(info.Source.ShapeElement.Element, info.Target.ShapeElement.Element);
transaction.Commit();
}
}
foreach (DslEditorViewDiagrams::DiagramSurfaceViewModel vm in this.IncludedSurfaceViewModels)
{
vm.CreateRelationship(info, shapeToCreate);
}
}
/// <summary>
/// Loads the model from the given file path and sets it to its appropriate element.
/// </summary>
/// <param name="filePath">File path to load the model from. Can be null to indicate that there is no referenced domain model.</param>
protected override void SetReferencedModel(string filePath)
{
using (new Tum.PDE.ToolFramework.Modeling.Visualization.ViewModel.UI.WaitCursor())
{
global::Tum.VModellXT.Musterbibliothek model = this.Elements[0] as global::Tum.VModellXT.Musterbibliothek;
string file = filePath;
DslEditorModeling::IParentModelElement parent = model.GetDomainModelServices().ElementParentProvider.GetParentModelElement(model);
if (parent == null)
{
throw new System.ArgumentNullException("Parent of element " + model.ToString() + " can not be null");
}
string path = parent.DomainFilePath;
string vModellDirectory = new System.IO.FileInfo(path).DirectoryName;
//string curPath = Tum.PDE.ToolFramework.Modeling.Visualization.VMXExtensions.Path.PathHelper.EvaluateRelativePath(
// vModellDirectory, file);
// load model
try
{
if (!System.IO.File.Exists(file))
{
System.IO.FileStream s = System.IO.File.Create(file);
s.Close();
}
using (DslModeling::Transaction transaction = this.Store.TransactionManager.BeginTransaction("Set referenced model"))
{
global::Tum.VModellXT.VModellXTDocumentData data = this.ViewModelStore.ModelData as global::Tum.VModellXT.VModellXTDocumentData;
global::Tum.VModellXT.VModell referenceModel = data.ModelContextVModellXT.LoadInternal(file) as global::Tum.VModellXT.VModell;
model.VModell = referenceModel;
transaction.Commit();
}
}
catch (System.Exception ex)
{
DslEditorViewModelServices::IMessageBoxService messageBox = this.GlobalServiceProvider.Resolve <DslEditorViewModelServices::IMessageBoxService>();
messageBox.ShowError(ex.Message);
}
this.ModelData.FlushUndoRedoStacks();
}
}
/// <summary>
/// Loads the domain model from a specified file.
/// </summary>
/// <param name="fileName">Filename to load the domain model from.</param>
/// <param name="isReload"></param>
protected override void LoadDocument(string fileName, bool isReload)
{
this.rootModelElement = null;
serializationResult = new DslEditorModeling::SerializationResult();
DslModeling::SerializationResult result = new DslModeling.SerializationResult();
global::Tum.PDE.VSPluginDSL.DomainModel modelRoot = null;
// reset post process info
VSPluginDSLSerializationPostProcessor.Instance.Reset();
DslModeling::Transaction transaction = this.ModelData.Store.TransactionManager.BeginTransaction("Load model", true);
try
{
modelRoot = global::Tum.PDE.VSPluginDSL.VSPluginDSLSerializationHelper.Instance.LoadModelDomainModel(result, this.ModelData.GetModelPartition(), fileName, null, null, null);
// post process
if (modelRoot != null && !serializationResult.Failed)
{
VSPluginDSLSerializationPostProcessor.Instance.DoPostProcess(new System.Collections.Generic.List <string>(), result, modelRoot.Store);
}
if (!serializationResult.Failed)
{
// start validation because UseLoad=true
ValidateAll();
}
// load diagramsModel
string diagramsFileName = GetDiagramsFileName(fileName);
if (System.IO.File.Exists(diagramsFileName))
{
diagramsModel = VSPluginDSLDiagramsDSLSerializationHelper.Instance.LoadModel(result, this.ModelData.GetModelPartition(), GetDiagramsFileName(fileName), null, null, null);
}
if (diagramsModel == null)
{
diagramsModel = new DslEditorDiagrams::DiagramsModel(this.ModelData.Store);
}
if (!diagramsModel.ContainsDiagram("DesignerDiagram"))
{
DesignerDiagram diagramDesignerDiagram = new DesignerDiagram(this.ModelData.Store);
diagramDesignerDiagram.Name = "DesignerDiagram";
diagramsModel.Diagrams.Add(diagramDesignerDiagram);
}
diagramsModel.GetDiagram("DesignerDiagram").Initialize();
OnPropertyChanged("DesignerDiagram");
if (!diagramsModel.ContainsDiagram("SpecificElementsDiagramTemplate"))
{
SpecificElementsDiagramTemplate diagramSpecificElementsDiagramTemplate = new SpecificElementsDiagramTemplate(this.ModelData.Store);
diagramSpecificElementsDiagramTemplate.Name = "SpecificElementsDiagramTemplate";
diagramsModel.Diagrams.Add(diagramSpecificElementsDiagramTemplate);
}
diagramsModel.GetDiagram("SpecificElementsDiagramTemplate").Initialize();
OnPropertyChanged("SpecificElementsDiagramTemplate");
if (result.Failed)
{
transaction.Rollback();
}
else
{
transaction.Commit();
}
}
catch (System.Exception ex)
{
serializationResult.AddMessage(new DslEditorModeling::SerializationMessage(
VSPluginDSLValidationMessageIds.SerializationLoadErrorId, DslEditorModeling::ModelValidationViolationType.Error,
ex.Message, fileName, 0, 0));
transaction.Rollback();
}
// copy messages
bool bHasMessages = false;
foreach (DslModeling::SerializationMessage m in result)
{
bHasMessages = true;
DslEditorModeling.ModelValidationViolationType kind = DslEditorModeling.ModelValidationViolationType.Error;
if (m.Kind == DslModeling.SerializationMessageKind.Info)
{
kind = DslEditorModeling.ModelValidationViolationType.Message;
}
else if (m.Kind == DslModeling.SerializationMessageKind.Warning)
{
kind = DslEditorModeling.ModelValidationViolationType.Warning;
}
DslEditorModeling::SerializationMessage message = new DslEditorModeling.SerializationMessage(
VSPluginDSLValidationMessageIds.SerializationMessageId, kind, m.Message, m.Location, m.Line, m.Column);
serializationResult.AddMessage(message);
}
serializationResult.Failed = result.Failed;
if (serializationResult.Failed)
{
// Load failed, can't open the file.
serializationResult.AddMessage(new DslEditorModeling::SerializationMessage(VSPluginDSLValidationMessageIds.SerializationLoadErrorId, DslEditorModeling::ModelValidationViolationType.Error,
VSPluginDSLDomainModel.SingletonResourceManager.GetString("CannotOpenDocument"), fileName, 0, 0));
}
else
{
this.rootModelElement = modelRoot;
}
if (!serializationResult.Failed && !bHasMessages)
{
// start validation because UseOpen=true
ValidateAll();
}
}
// 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>
/// Ensures that the user truly wants to remove a reference to a domain model.
/// </summary>
/// <returns>True to remove; False otherwise.</returns>
protected override bool EnsureClosing()
{
if (!IsReferencedModelSet)
{
return(true);
}
global::Tum.VModellXT.Musterbibliothek refModel = this.Elements[0] as global::Tum.VModellXT.Musterbibliothek;
// we need to gather references that will be deleted if the referenced model is removed
// 1. gather excluded domain models
System.Collections.Generic.List <DslModeling::ModelElement> excludedDomainModels = new System.Collections.Generic.List <DslModeling::ModelElement>();
foreach (DslModeling::ModelElement domainModel in this.Store.ElementDirectory.FindElements(global::Tum.VModellXT.Musterbibliothek.DomainClassId))
{
if (domainModel == refModel)
{
continue;
}
DslModeling::ModelElement parent = domainModel;
while (parent != null)
{
parent = VModellXTElementParentProvider.Instance.GetParentModelElement(parent) as DslModeling::ModelElement;
if (parent == refModel)
{
excludedDomainModels.Add(parent);
break;
}
}
}
// 2. add elements of those excluded domain models to get existing dependencies on them to
// the actual domain models
System.Collections.Generic.List <DslModeling::ModelElement> elements = VModellXTElementChildrenProvider.Instance.GetChildren(refModel.VModell, false);
// 3. ensure user wants to continue
using (DslEditorViewModelDeletion::DeletionViewModel vm = new DslEditorViewModelDeletion::DeletionViewModel(this.ViewModelStore))
{
vm.Set(elements, new RetrivalOptions(excludedDomainModels));
vm.Description = "Attention: This deletion can not be undone! \r\n \r\n" + vm.Description;
bool?result = this.GlobalServiceProvider.Resolve <DslEditorViewModelServices::IUIVisualizerService>().ShowDialog("DeleteElementsPopup", vm);
if (!result == true)
{
return(false);
}
}
System.GC.Collect();
// 4. delete referenced model and flush undo/redo stacks
using (new Tum.PDE.ToolFramework.Modeling.Visualization.ViewModel.UI.WaitCursor())
{
using (DslModeling::Transaction transaction = this.Store.TransactionManager.BeginTransaction("Delete referenced model"))
{
refModel.VModell.Delete();
transaction.Commit();
}
}
this.ModelData.FlushUndoRedoStacks();
return(true);
}
/// <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;
}