PropertyDescriptorCollection CreateProperties()
{
// The name in child Activity will shadow the name in parent.
Dictionary <string, object> names = new Dictionary <string, object>();
List <PropertyDescriptorImpl> propertyList = new List <PropertyDescriptorImpl>();
LocationReferenceEnvironment environment = this.activityInstance.Activity.PublicEnvironment;
bool isLocalEnvironment = true;
while (environment != null)
{
foreach (LocationReference locRef in environment.GetLocationReferences())
{
if (this.IncludesLocalVariables || !isLocalEnvironment || !(locRef is Variable))
{
AddProperty(locRef, names, propertyList);
}
}
environment = environment.Parent;
isLocalEnvironment = false;
}
return(new PropertyDescriptorCollection(propertyList.ToArray(), true));
}
static bool FindLocationReferencesFromEnvironment(LocationReferenceEnvironment environment, string targetName)
{
LocationReference foundLocationReference = null;
LocationReferenceEnvironment currentEnvironment;
bool foundMultiple = false;
currentEnvironment = environment;
while (currentEnvironment != null)
{
foreach (LocationReference reference in currentEnvironment.GetLocationReferences())
{
if (string.Equals(reference.Name, targetName, StringComparison.OrdinalIgnoreCase))
{
if (foundLocationReference != null)
{
foundMultiple = true;
return foundMultiple;
}
foundLocationReference = reference;
}
}
currentEnvironment = currentEnvironment.Parent;
}
return foundMultiple;
}
public Activity RecompileReference(ActivityWithResult lValue, out Type returnType, out SourceExpressionException compileError, out VisualBasicSettings vbSettings)
{
ITextExpression textExpression = lValue as ITextExpression;
if (textExpression == null || textExpression.Language != Language)
{
throw FxTrace.Exception.AsError(new ArgumentException());
}
string expressionText = textExpression.ExpressionText;
LocationReferenceEnvironment environment = lValue.GetParentEnvironment();
List <string> namespaces;
List <string> referencedAssemblies;
GetAllImportReferences(lValue, out namespaces, out referencedAssemblies);
return(CreatePrecompiledReference(
null,
expressionText,
namespaces,
referencedAssemblies,
environment,
out returnType,
out compileError,
out vbSettings));
}
internal ValidationContext(ActivityUtilities.ChildActivity owner, ActivityUtilities.ActivityCallStack parentChain, ProcessActivityTreeOptions options, LocationReferenceEnvironment environment)
{
this.owner = owner;
this.parentChain = parentChain;
this.options = options;
this.environment = environment;
}
public ActivityLocationReferenceEnvironment(LocationReferenceEnvironment parent)
{
base.Parent = parent;
if (base.Parent != null)
{
this.InternalRoot = parent.Root;
}
}
public ActivityLocationReferenceEnvironment(LocationReferenceEnvironment parent)
{
base.Parent = parent;
if (base.Parent != null)
{
this.InternalRoot = parent.Root;
}
}
public ActivityLocationReferenceEnvironment(LocationReferenceEnvironment parent)
{
Parent = parent;
if (Parent != null)
{
CompileExpressions = parent.CompileExpressions;
InternalRoot = parent.Root;
}
}
private PropertyDescriptorCollection CreateProperties()
{
Dictionary <string, object> names = new Dictionary <string, object>();
List <PropertyDescriptorImpl> propertyList = new List <PropertyDescriptorImpl>();
for (LocationReferenceEnvironment environment = this.activityInstance.Activity.PublicEnvironment; environment != null; environment = environment.Parent)
{
foreach (LocationReference reference in environment.GetLocationReferences())
{
this.AddProperty(reference, names, propertyList);
}
}
return(new PropertyDescriptorCollection(propertyList.ToArray(), true));
}
public override bool IsVisible(LocationReference locationReference)
{
if (locationReference == null)
{
throw FxTrace.Exception.ArgumentNull("locationReference");
}
LocationReferenceEnvironment currentScope = this;
while (currentScope != null)
{
ActivityLocationReferenceEnvironment activityEnvironment = currentScope as ActivityLocationReferenceEnvironment;
if (activityEnvironment != null)
{
if (activityEnvironment.declarations != null)
{
foreach (LocationReference declaration in activityEnvironment.declarations.Values)
{
if (locationReference == declaration)
{
return(true);
}
}
}
if (activityEnvironment.unnamedDeclarations != null)
{
for (int i = 0; i < activityEnvironment.unnamedDeclarations.Count; i++)
{
if (locationReference == activityEnvironment.unnamedDeclarations[i])
{
return(true);
}
}
}
}
else
{
return(currentScope.IsVisible(locationReference));
}
currentScope = currentScope.Parent;
}
return(false);
}
public static void CacheMetadata(Activity rootActivity, LocationReferenceEnvironment hostEnvironment)
{
if (rootActivity == null)
{
throw FxTrace.Exception.ArgumentNull("rootActivity");
}
if (rootActivity.HasBeenAssociatedWithAnInstance)
{
throw FxTrace.Exception.AsError(new InvalidOperationException(System.Activities.SR.RootActivityAlreadyAssociatedWithInstance(rootActivity.DisplayName)));
}
IList<ValidationError> validationErrors = null;
if (hostEnvironment == null)
{
hostEnvironment = new ActivityLocationReferenceEnvironment();
}
ActivityUtilities.CacheRootMetadata(rootActivity, hostEnvironment, ProcessActivityTreeOptions.FullCachingOptions, null, ref validationErrors);
ActivityValidationServices.ThrowIfViolationsExist(validationErrors);
}
public static void CacheMetadata(Activity rootActivity, LocationReferenceEnvironment hostEnvironment)
{
if (rootActivity == null)
{
throw FxTrace.Exception.ArgumentNull("rootActivity");
}
if (rootActivity.HasBeenAssociatedWithAnInstance)
{
throw FxTrace.Exception.AsError(new InvalidOperationException(System.Activities.SR.RootActivityAlreadyAssociatedWithInstance(rootActivity.DisplayName)));
}
IList <ValidationError> validationErrors = null;
if (hostEnvironment == null)
{
hostEnvironment = new ActivityLocationReferenceEnvironment();
}
ActivityUtilities.CacheRootMetadata(rootActivity, hostEnvironment, ProcessActivityTreeOptions.FullCachingOptions, null, ref validationErrors);
ActivityValidationServices.ThrowIfViolationsExist(validationErrors);
}
public static void CacheRootMetadata(Activity activity, LocationReferenceEnvironment hostEnvironment, ProcessActivityTreeOptions options, ProcessActivityCallback callback, ref IList <ValidationError> validationErrors)
{
if (!ShouldShortcut(activity, options))
{
lock (activity.ThisLock)
{
if (!ShouldShortcut(activity, options))
{
if (activity.HasBeenAssociatedWithAnInstance)
{
throw FxTrace.Exception.AsError(new InvalidOperationException(System.Activities.SR.RootActivityAlreadyAssociatedWithInstance(activity.DisplayName)));
}
activity.InitializeAsRoot(hostEnvironment);
ProcessActivityTreeCore(new ChildActivity(activity, true), null, options, callback, ref validationErrors);
if (!ActivityValidationServices.HasErrors(validationErrors) && options.IsRuntimeReadyOptions)
{
activity.SetRuntimeReady();
}
}
}
}
}
public override bool TryGetLocationReference(string name, out LocationReference result)
{
if (name == null)
{
LocationReferenceEnvironment parent = base.Parent;
while (parent is ActivityLocationReferenceEnvironment)
{
parent = parent.Parent;
}
if (parent != null)
{
return(parent.TryGetLocationReference(name, out result));
}
}
else
{
if ((this.declarations != null) && this.declarations.TryGetValue(name, out result))
{
return(true);
}
bool flag = false;
LocationReferenceEnvironment environment2 = base.Parent;
while ((environment2 != null) && (environment2 is ActivityLocationReferenceEnvironment))
{
ActivityLocationReferenceEnvironment environment3 = (ActivityLocationReferenceEnvironment)environment2;
if ((environment3.declarations != null) && environment3.declarations.TryGetValue(name, out result))
{
return(true);
}
environment2 = environment2.Parent;
}
if ((!flag && (environment2 != null)) && environment2.TryGetLocationReference(name, out result))
{
return(true);
}
}
result = null;
return(false);
}
public override bool IsVisible(LocationReference locationReference)
{
if (locationReference == null)
{
throw FxTrace.Exception.ArgumentNull("locationReference");
}
for (LocationReferenceEnvironment environment = this; environment != null; environment = environment.Parent)
{
ActivityLocationReferenceEnvironment environment2 = environment as ActivityLocationReferenceEnvironment;
if (environment2 == null)
{
return(environment.IsVisible(locationReference));
}
if (environment2.declarations != null)
{
foreach (LocationReference reference in environment2.declarations.Values)
{
if (locationReference == reference)
{
return(true);
}
}
}
if (environment2.unnamedDeclarations != null)
{
for (int i = 0; i < environment2.unnamedDeclarations.Count; i++)
{
if (locationReference == environment2.unnamedDeclarations[i])
{
return(true);
}
}
}
}
return(false);
}
public override bool TryGetLocationReference(string name, out LocationReference result)
{
if (name == null)
{
// We don't allow null names in our LocationReferenceEnvironment but
// a custom declared environment might. We need to walk up
// to the root and see if it chains to a
// non-ActivityLocationReferenceEnvironment implementation
LocationReferenceEnvironment currentEnvironment = this.Parent;
while (currentEnvironment is ActivityLocationReferenceEnvironment)
{
currentEnvironment = currentEnvironment.Parent;
}
if (currentEnvironment != null)
{
Fx.Assert(!(currentEnvironment is ActivityLocationReferenceEnvironment), "We must be at a non-ActivityLocationReferenceEnvironment implementation.");
return(currentEnvironment.TryGetLocationReference(name, out result));
}
}
else
{
if (this.declarations != null && this.declarations.TryGetValue(name, out result))
{
return(true);
}
bool found = false;
LocationReferenceEnvironment currentEnvironment = this.Parent;
LocationReferenceEnvironment rootEnvironment = this;
// Loop through all of the ActivityLocationReferenceEnvironments we have chained together
while (currentEnvironment != null && currentEnvironment is ActivityLocationReferenceEnvironment)
{
ActivityLocationReferenceEnvironment activityEnvironment = (ActivityLocationReferenceEnvironment)currentEnvironment;
if (activityEnvironment.declarations != null && activityEnvironment.declarations.TryGetValue(name, out result))
{
return(true);
}
rootEnvironment = currentEnvironment;
currentEnvironment = currentEnvironment.Parent;
}
if (!found)
{
if (currentEnvironment != null)
{
// Looks like we have a non-ActivityLocationReferenceEnvironment at the root
Fx.Assert(!(currentEnvironment is ActivityLocationReferenceEnvironment), "We should have some other host environment at this point.");
if (currentEnvironment.TryGetLocationReference(name, out result))
{
return(true);
}
}
}
}
result = null;
return(false);
}
public static Activity CreatePrecompiledVisualBasicReference(Type targetType, string expressionText, IEnumerable<string> namespaces, IEnumerable<string> referencedAssemblies,
LocationReferenceEnvironment environment,
out Type returnType,
out SourceExpressionException compileError,
out VisualBasicSettings vbSettings)
{
LambdaExpression lambda = null;
HashSet<string> namespacesSet = new HashSet<string>();
HashSet<AssemblyName> assembliesSet = new HashSet<AssemblyName>();
compileError = null;
returnType = null;
if (namespaces != null)
{
foreach (string ns in namespaces)
{
if (ns != null)
{
namespacesSet.Add(ns);
}
}
}
if (referencedAssemblies != null)
{
foreach (string assm in referencedAssemblies)
{
if (assm != null)
{
assembliesSet.Add(new AssemblyName(assm));
}
}
}
VisualBasicHelper vbhelper = new VisualBasicHelper(expressionText, assembliesSet, namespacesSet);
if (targetType == null)
{
try
{
lambda = vbhelper.CompileNonGeneric(environment);
if (lambda != null)
{
// inspect the expressionTree to see if it is a valid location expression(L-value)
string extraErrorMessage;
if (!ExpressionUtilities.IsLocation(lambda, targetType, out extraErrorMessage))
{
string errorMessage = SR.InvalidLValueExpression;
if (extraErrorMessage != null)
{
errorMessage += ":" + extraErrorMessage;
}
throw FxTrace.Exception.AsError(
new SourceExpressionException(SR.CompilerErrorSpecificExpression(expressionText, errorMessage)));
}
returnType = lambda.ReturnType;
}
}
catch (SourceExpressionException e)
{
compileError = e;
returnType = typeof(object);
}
targetType = returnType;
}
else
{
MethodInfo genericCompileMethod = typeof(VisualBasicHelper).GetMethod("Compile", new Type[] { typeof(LocationReferenceEnvironment) });
genericCompileMethod = genericCompileMethod.MakeGenericMethod(new Type[] { targetType });
try
{
lambda = (LambdaExpression)genericCompileMethod.Invoke(vbhelper, new object[] { environment });
// inspect the expressionTree to see if it is a valid location expression(L-value)
string extraErrorMessage = null;
if (!ExpressionUtilities.IsLocation(lambda, targetType, out extraErrorMessage))
{
string errorMessage = SR.InvalidLValueExpression;
if (extraErrorMessage != null)
{
errorMessage += ":" + extraErrorMessage;
}
throw FxTrace.Exception.AsError(
new SourceExpressionException(SR.CompilerErrorSpecificExpression(expressionText, errorMessage)));
}
returnType = targetType;
}
catch (SourceExpressionException e)
{
compileError = e;
returnType = typeof(object);
}
catch (TargetInvocationException e)
{
SourceExpressionException se = e.InnerException as SourceExpressionException;
if (se != null)
{
compileError = se;
returnType = typeof(object);
}
else
{
throw FxTrace.Exception.AsError(e.InnerException);
}
}
}
vbSettings = new VisualBasicSettings();
if (lambda != null)
{
HashSet<Type> typeReferences = new HashSet<Type>();
FindTypeReferences(lambda.Body, typeReferences);
foreach (Type type in typeReferences)
{
Assembly tassembly = type.Assembly;
if (tassembly.IsDynamic)
{
continue;
}
string assemblyName = VisualBasicHelper.GetFastAssemblyName(tassembly).Name;
VisualBasicImportReference importReference = new VisualBasicImportReference { Assembly = assemblyName, Import = type.Namespace };
vbSettings.ImportReferences.Add(importReference);
}
}
Type concreteHelperType = VisualBasicExpressionFactoryType.MakeGenericType(targetType);
VisualBasicExpressionFactory expressionFactory = (VisualBasicExpressionFactory)Activator.CreateInstance(concreteHelperType);
return expressionFactory.CreateVisualBasicReference(expressionText);
}
public Activity CreatePrecompiledValue(Type targetType, string expressionText, IEnumerable <string> namespaces, IEnumerable <string> referencedAssemblies,
LocationReferenceEnvironment environment, out Type returnType, out SourceExpressionException compileError, out VisualBasicSettings vbSettings)
{
LambdaExpression lambda = null;
HashSet <string> namespacesSet = new HashSet <string>();
HashSet <AssemblyName> assembliesSet = new HashSet <AssemblyName>();
compileError = null;
returnType = null;
if (namespaces != null)
{
foreach (string ns in namespaces)
{
if (ns != null)
{
namespacesSet.Add(ns);
}
}
}
if (referencedAssemblies != null)
{
foreach (string assm in referencedAssemblies)
{
if (assm != null)
{
assembliesSet.Add(new AssemblyName(assm));
}
}
}
var compilerHelper = CreateJitCompilerHelper(expressionText, assembliesSet, namespacesSet);
if (targetType == null)
{
try
{
lambda = compilerHelper.CompileNonGeneric(environment);
if (lambda != null)
{
returnType = lambda.ReturnType;
}
}
catch (SourceExpressionException e)
{
compileError = e;
returnType = typeof(object);
}
targetType = returnType;
}
else
{
MethodInfo genericCompileMethod = compilerHelper.GetType().GetMethod("Compile", new Type[] { typeof(LocationReferenceEnvironment) });
genericCompileMethod = genericCompileMethod.MakeGenericMethod(new Type[] { targetType });
try
{
lambda = (LambdaExpression)genericCompileMethod.Invoke(compilerHelper, new object[] { environment });
returnType = targetType;
}
catch (TargetInvocationException e)
{
SourceExpressionException se = e.InnerException as SourceExpressionException;
if (se != null)
{
compileError = se;
returnType = typeof(object);
}
else
{
throw FxTrace.Exception.AsError(e.InnerException);
}
}
}
vbSettings = new VisualBasicSettings();
if (lambda != null)
{
HashSet <Type> typeReferences = new HashSet <Type>();
FindTypeReferences(lambda.Body, typeReferences);
foreach (Type type in typeReferences)
{
Assembly tassembly = type.Assembly;
if (tassembly.IsDynamic)
{
continue;
}
string assemblyName = AssemblyReference.GetFastAssemblyName(tassembly).Name;
VisualBasicImportReference importReference = new VisualBasicImportReference {
Assembly = assemblyName, Import = type.Namespace
};
vbSettings.ImportReferences.Add(importReference);
}
}
Type concreteHelperType = ExpressionFactoryType.MakeGenericType(targetType);
ExpressionFactory expressionFactory = (ExpressionFactory)Activator.CreateInstance(concreteHelperType);
return(expressionFactory.CreateValue(expressionText));
}
internal bool InitializeRelationship(Activity parent, ActivityCollectionType collectionType, ref IList <ValidationError> validationErrors)
{
if (this.cacheId == parent.CacheId)
{
Fx.Assert(this.owner != null, "We must have set the owner when we set the cache ID");
// This means that we've already encountered a parent in the tree
// Validate that it is visible.
// In order to see the activity the new parent must be
// in the implementation IdSpace of an activity which has
// a public reference to it.
Activity referenceTarget = parent.MemberOf.Owner;
if (referenceTarget == null)
{
Activity handler = this.Handler;
if (handler == null)
{
ActivityUtilities.Add(ref validationErrors, new ValidationError(SR.ActivityDelegateCannotBeReferencedWithoutTargetNoHandler(parent.DisplayName, this.owner.DisplayName), false, parent));
}
else
{
ActivityUtilities.Add(ref validationErrors, new ValidationError(SR.ActivityDelegateCannotBeReferencedWithoutTarget(handler.DisplayName, parent.DisplayName, this.owner.DisplayName), false, parent));
}
return(false);
}
else if (!referenceTarget.Delegates.Contains(this) && !referenceTarget.ImportedDelegates.Contains(this))
{
Activity handler = this.Handler;
if (handler == null)
{
ActivityUtilities.Add(ref validationErrors, new ValidationError(SR.ActivityDelegateCannotBeReferencedNoHandler(parent.DisplayName, referenceTarget.DisplayName, this.owner.DisplayName), false, parent));
}
else
{
ActivityUtilities.Add(ref validationErrors, new ValidationError(SR.ActivityDelegateCannotBeReferenced(handler.DisplayName, parent.DisplayName, referenceTarget.DisplayName, this.owner.DisplayName), false, parent));
}
return(false);
}
// This is a valid reference so we want to allow
// normal processing to proceed.
return(true);
}
this.owner = parent;
this.cacheId = parent.CacheId;
this.parentCollectionType = collectionType;
InternalCacheMetadata();
// We need to setup the delegate environment so that it is
// available when we process the Handler.
LocationReferenceEnvironment delegateEnvironment = null;
if (collectionType == ActivityCollectionType.Implementation)
{
delegateEnvironment = parent.ImplementationEnvironment;
}
else
{
delegateEnvironment = parent.PublicEnvironment;
}
if (this.RuntimeDelegateArguments.Count > 0)
{
ActivityLocationReferenceEnvironment newEnvironment = new ActivityLocationReferenceEnvironment(delegateEnvironment);
delegateEnvironment = newEnvironment;
for (int argumentIndex = 0; argumentIndex < this.RuntimeDelegateArguments.Count; argumentIndex++)
{
RuntimeDelegateArgument runtimeDelegateArgument = this.RuntimeDelegateArguments[argumentIndex];
DelegateArgument delegateArgument = runtimeDelegateArgument.BoundArgument;
if (delegateArgument != null)
{
if (delegateArgument.Direction != runtimeDelegateArgument.Direction)
{
ActivityUtilities.Add(ref validationErrors, new ValidationError(SR.RuntimeDelegateArgumentDirectionIncorrect, parent));
}
if (delegateArgument.Type != runtimeDelegateArgument.Type)
{
ActivityUtilities.Add(ref validationErrors, new ValidationError(SR.RuntimeDelegateArgumentTypeIncorrect, parent));
}
// NOTE: We don't initialize this relationship here because
// at runtime we'll actually just place these variables in the
// environment of the Handler. We'll initialize and set an
// ID when we process the Handler.
newEnvironment.Declare(delegateArgument, this.owner, ref validationErrors);
}
}
}
this.Environment = delegateEnvironment;
if (this.Handler != null)
{
return(this.Handler.InitializeRelationship(this, collectionType, ref validationErrors));
}
return(true);
}
public static Activity CreatePrecompiledVisualBasicReference(Type targetType, string expressionText, IEnumerable<string> namespaces, IEnumerable<string> referencedAssemblies, LocationReferenceEnvironment environment, out Type returnType, out SourceExpressionException compileError, out VisualBasicSettings vbSettings)
{
LambdaExpression expression = null;
HashSet<string> namespaceImportsNames = new HashSet<string>();
HashSet<AssemblyName> refAssemNames = new HashSet<AssemblyName>();
compileError = null;
returnType = null;
if (namespaces != null)
{
foreach (string str in namespaces)
{
if (str != null)
{
namespaceImportsNames.Add(str);
}
}
}
if (referencedAssemblies != null)
{
foreach (string str2 in referencedAssemblies)
{
if (str2 != null)
{
refAssemNames.Add(new AssemblyName(str2));
}
}
}
VisualBasicHelper helper = new VisualBasicHelper(expressionText, refAssemNames, namespaceImportsNames);
if (targetType == null)
{
try
{
expression = helper.CompileNonGeneric(environment);
if (expression != null)
{
string str3;
if (!ExpressionUtilities.IsLocation(expression, targetType, out str3))
{
string invalidLValueExpression = System.Activities.SR.InvalidLValueExpression;
if (str3 != null)
{
invalidLValueExpression = invalidLValueExpression + ":" + str3;
}
throw FxTrace.Exception.AsError(new SourceExpressionException(System.Activities.SR.CompilerErrorSpecificExpression(expressionText, invalidLValueExpression)));
}
returnType = expression.ReturnType;
}
}
catch (SourceExpressionException exception)
{
compileError = exception;
returnType = typeof(object);
}
targetType = returnType;
}
else
{
MethodInfo info = typeof(VisualBasicHelper).GetMethod("Compile", new Type[] { typeof(LocationReferenceEnvironment) }).MakeGenericMethod(new Type[] { targetType });
try
{
expression = (LambdaExpression) info.Invoke(helper, new object[] { environment });
string extraErrorMessage = null;
if (!ExpressionUtilities.IsLocation(expression, targetType, out extraErrorMessage))
{
string str6 = System.Activities.SR.InvalidLValueExpression;
if (extraErrorMessage != null)
{
str6 = str6 + ":" + extraErrorMessage;
}
throw FxTrace.Exception.AsError(new SourceExpressionException(System.Activities.SR.CompilerErrorSpecificExpression(expressionText, str6)));
}
returnType = targetType;
}
catch (SourceExpressionException exception2)
{
compileError = exception2;
returnType = typeof(object);
}
catch (TargetInvocationException exception3)
{
SourceExpressionException innerException = exception3.InnerException as SourceExpressionException;
if (innerException == null)
{
throw FxTrace.Exception.AsError(exception3.InnerException);
}
compileError = innerException;
returnType = typeof(object);
}
}
vbSettings = new VisualBasicSettings();
if (expression != null)
{
HashSet<Type> typeReferences = new HashSet<Type>();
FindTypeReferences(expression.Body, typeReferences);
foreach (Type type in typeReferences)
{
Assembly assembly = type.Assembly;
if (!assembly.IsDynamic)
{
string name = VisualBasicHelper.GetFastAssemblyName(assembly).Name;
VisualBasicImportReference item = new VisualBasicImportReference {
Assembly = name,
Import = type.Namespace
};
vbSettings.ImportReferences.Add(item);
}
}
}
VisualBasicExpressionFactory factory = (VisualBasicExpressionFactory) Activator.CreateInstance(VisualBasicExpressionFactoryType.MakeGenericType(new Type[] { targetType }));
return factory.CreateVisualBasicReference(expressionText);
}
internal ActivityMetadata(Activity activity, LocationReferenceEnvironment environment, bool createEmptyBindings)
{
this.activity = activity;
this.environment = environment;
this.createEmptyBindings = createEmptyBindings;
}
public static void CacheMetadata(Activity rootActivity, LocationReferenceEnvironment hostEnvironment)
{
throw new NotImplementedException();
}
internal bool InitializeRelationship(Activity parent, ActivityCollectionType collectionType, ref IList <ValidationError> validationErrors)
{
if (this.cacheId == parent.CacheId)
{
Activity owner = parent.MemberOf.Owner;
if (owner == null)
{
Activity activity2 = this.Handler;
if (activity2 == null)
{
ActivityUtilities.Add <ValidationError>(ref validationErrors, new ValidationError(System.Activities.SR.ActivityDelegateCannotBeReferencedWithoutTargetNoHandler(parent.DisplayName, this.owner.DisplayName), false, parent));
}
else
{
ActivityUtilities.Add <ValidationError>(ref validationErrors, new ValidationError(System.Activities.SR.ActivityDelegateCannotBeReferencedWithoutTarget(activity2.DisplayName, parent.DisplayName, this.owner.DisplayName), false, parent));
}
return(false);
}
if (owner.Delegates.Contains(this) || owner.ImportedDelegates.Contains(this))
{
return(true);
}
Activity handler = this.Handler;
if (handler == null)
{
ActivityUtilities.Add <ValidationError>(ref validationErrors, new ValidationError(System.Activities.SR.ActivityDelegateCannotBeReferencedNoHandler(parent.DisplayName, owner.DisplayName, this.owner.DisplayName), false, parent));
}
else
{
ActivityUtilities.Add <ValidationError>(ref validationErrors, new ValidationError(System.Activities.SR.ActivityDelegateCannotBeReferenced(handler.DisplayName, parent.DisplayName, owner.DisplayName, this.owner.DisplayName), false, parent));
}
return(false);
}
this.owner = parent;
this.cacheId = parent.CacheId;
this.parentCollectionType = collectionType;
this.InternalCacheMetadata();
LocationReferenceEnvironment implementationEnvironment = null;
if (collectionType == ActivityCollectionType.Implementation)
{
implementationEnvironment = parent.ImplementationEnvironment;
}
else
{
implementationEnvironment = parent.PublicEnvironment;
}
if (this.RuntimeDelegateArguments.Count > 0)
{
ActivityLocationReferenceEnvironment environment2 = new ActivityLocationReferenceEnvironment(implementationEnvironment);
implementationEnvironment = environment2;
for (int i = 0; i < this.RuntimeDelegateArguments.Count; i++)
{
RuntimeDelegateArgument argument = this.RuntimeDelegateArguments[i];
DelegateArgument boundArgument = argument.BoundArgument;
if (boundArgument != null)
{
if (boundArgument.Direction != argument.Direction)
{
ActivityUtilities.Add <ValidationError>(ref validationErrors, new ValidationError(System.Activities.SR.RuntimeDelegateArgumentDirectionIncorrect, parent));
}
if (boundArgument.Type != argument.Type)
{
ActivityUtilities.Add <ValidationError>(ref validationErrors, new ValidationError(System.Activities.SR.RuntimeDelegateArgumentTypeIncorrect, parent));
}
environment2.Declare(boundArgument, this.owner, ref validationErrors);
}
}
}
this.Environment = implementationEnvironment;
if (this.Handler != null)
{
return(this.Handler.InitializeRelationship(this, collectionType, ref validationErrors));
}
return(true);
}
public static void CacheMetadata (Activity rootActivity, LocationReferenceEnvironment hostEnvironment)
{
throw new NotImplementedException ();
}
