protected internal override Activity CreateInstance(XmlReader workflowDefinitionReader, XmlReader rulesReader)
{
if (workflowDefinitionReader == null)
{
throw new ArgumentNullException("workflowDefinitionReader");
}
Activity activity = null;
ValidationErrorCollection errors = new ValidationErrorCollection();
ServiceContainer container = new ServiceContainer();
ITypeProvider service = base.Runtime.GetService<ITypeProvider>();
if (service != null)
{
container.AddService(typeof(ITypeProvider), service);
}
DesignerSerializationManager manager = new DesignerSerializationManager(container);
try
{
using (manager.CreateSession())
{
WorkflowMarkupSerializationManager serializationManager = new WorkflowMarkupSerializationManager(manager);
activity = new WorkflowMarkupSerializer().Deserialize(serializationManager, workflowDefinitionReader) as Activity;
if ((activity != null) && (rulesReader != null))
{
object obj2 = new WorkflowMarkupSerializer().Deserialize(serializationManager, rulesReader);
activity.SetValue(ConditionTypeConverter.DeclarativeConditionDynamicProp, obj2);
}
foreach (object obj3 in manager.Errors)
{
if (obj3 is WorkflowMarkupSerializationException)
{
errors.Add(new ValidationError(((WorkflowMarkupSerializationException) obj3).Message, 0x15b));
}
else
{
errors.Add(new ValidationError(obj3.ToString(), 0x15b));
}
}
}
}
catch (Exception exception)
{
errors.Add(new ValidationError(exception.Message, 0x15b));
}
if (errors.HasErrors)
{
throw new WorkflowValidationFailedException(ExecutionStringManager.WorkflowValidationFailure, errors);
}
return activity;
}
// This function will create a new root activity definition tree by deserializing the xoml and the rules file.
protected internal override Activity CreateInstance(XmlReader workflowDefinitionReader, XmlReader rulesReader)
{
if (workflowDefinitionReader == null)
throw new ArgumentNullException("workflowDefinitionReader");
Activity root = null;
ValidationErrorCollection errors = new ValidationErrorCollection();
ServiceContainer serviceContainer = new ServiceContainer();
ITypeProvider typeProvider = this.Runtime.GetService<ITypeProvider>();
if (typeProvider != null)
serviceContainer.AddService(typeof(ITypeProvider), typeProvider);
DesignerSerializationManager manager = new DesignerSerializationManager(serviceContainer);
try
{
using (manager.CreateSession())
{
WorkflowMarkupSerializationManager xomlSerializationManager = new WorkflowMarkupSerializationManager(manager);
root = new WorkflowMarkupSerializer().Deserialize(xomlSerializationManager, workflowDefinitionReader) as Activity;
if (root != null && rulesReader != null)
{
object rules = new WorkflowMarkupSerializer().Deserialize(xomlSerializationManager, rulesReader);
root.SetValue(ConditionTypeConverter.DeclarativeConditionDynamicProp, rules);
}
foreach (object error in manager.Errors)
{
if (error is WorkflowMarkupSerializationException)
errors.Add(new ValidationError(((WorkflowMarkupSerializationException)error).Message, ErrorNumbers.Error_SerializationError));
else
errors.Add(new ValidationError(error.ToString(), ErrorNumbers.Error_SerializationError));
}
}
}
catch (Exception e)
{
errors.Add(new ValidationError(e.Message, ErrorNumbers.Error_SerializationError));
}
if (errors.HasErrors)
throw new WorkflowValidationFailedException(ExecutionStringManager.WorkflowValidationFailure, errors);
return root;
}
System.Workflow.ComponentModel.Activity DeSerizalizeDefinition(byte[] workflowDefinition, byte[] ruleDefinition)
{
System.IO.Stream definitionStream = null;
System.IO.Stream ruleStream = null;
System.Xml.XmlReader definitionReader = null;
System.Xml.XmlReader ruleReader = null;
try
{
definitionStream = new System.IO.MemoryStream(workflowDefinition);
definitionStream.Position = 0;
definitionReader = System.Xml.XmlReader.Create(definitionStream);
if (ruleDefinition != null)
{
ruleStream = new System.IO.MemoryStream(ruleDefinition);
ruleStream.Position = 0;
ruleReader = System.Xml.XmlReader.Create(ruleStream);
}
System.Workflow.ComponentModel.Activity root = null;
ValidationErrorCollection errors = new ValidationErrorCollection();
ServiceContainer serviceContainer = new ServiceContainer();
if (this.typeProvider != null)
{
serviceContainer.AddService(typeof(ITypeProvider), this.typeProvider);
}
DesignerSerializationManager manager = new DesignerSerializationManager(serviceContainer);
try
{
using (manager.CreateSession())
{
WorkflowMarkupSerializationManager xomlSerializationManager = new WorkflowMarkupSerializationManager(manager);
root = new WorkflowMarkupSerializer().Deserialize(xomlSerializationManager, definitionReader) as System.Workflow.ComponentModel.Activity;
if (root != null && ruleReader != null)
{
object rules = new WorkflowMarkupSerializer().Deserialize(xomlSerializationManager, ruleReader);
root.SetValue(System.Workflow.Activities.Rules.RuleDefinitions.RuleDefinitionsProperty, rules);
}
foreach (object error in manager.Errors)
{
if (error is WorkflowMarkupSerializationException)
{
errors.Add(new ValidationError(((WorkflowMarkupSerializationException) error).Message, 1));
}
else
{
errors.Add(new ValidationError(error.ToString(), 1));
}
}
}
}
catch (Exception e)
{
if (Fx.IsFatal(e))
{
throw;
}
errors.Add(new ValidationError(e.Message, 1));
}
if (errors.HasErrors)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new WorkflowValidationFailedException(SR2.GetString(SR2.WorkflowValidationFailed), errors));
}
return root;
}
finally
{
if (definitionStream != null)
{
definitionStream.Dispose();
}
if (ruleStream != null)
{
ruleStream.Dispose();
}
}
}
