public override string Type(SequenceCheckingEnvironment env)
{
if (DestVar.Type == "")
{
return("");
}
InheritanceType inheritanceType = TypesHelper.GetInheritanceType(DestVar.Type, env.Model);
AttributeType attributeType = inheritanceType.GetAttributeType(AttributeName);
if (attributeType == null)
{
return(""); // error, will be reported by Check, just ensure we don't crash here
}
string ContainerType = TypesHelper.AttributeTypeToXgrsType(attributeType);
if (DestVar.Type.StartsWith("map"))
{
return(TypesHelper.ExtractDst(DestVar.Type) ?? "");
}
else
{
return(TypesHelper.ExtractSrc(DestVar.Type) ?? "");
}
}
public override void Check(SequenceCheckingEnvironment env)
{
base.Check(env);
if (DestVar.Type == "")
{
return; // we can't check source and destination types if the variable is untyped, only runtime-check possible
}
if (TypesHelper.ExtractSrc(DestVar.Type) == null || TypesHelper.ExtractDst(DestVar.Type) == null || TypesHelper.ExtractDst(DestVar.Type) == "SetValueType")
{
throw new SequenceParserException(Symbol, "map<S,T> or array<T> or deque<T>", DestVar.Type);
}
if (DestVar.Type.StartsWith("array"))
{
if (!TypesHelper.IsSameOrSubtype(KeyExpression.Type(env), "int", env.Model))
{
throw new SequenceParserException(Symbol, "int", KeyExpression.Type(env));
}
}
else if (DestVar.Type.StartsWith("deque"))
{
if (!TypesHelper.IsSameOrSubtype(KeyExpression.Type(env), "int", env.Model))
{
throw new SequenceParserException(Symbol, "int", KeyExpression.Type(env));
}
}
else
{
if (!TypesHelper.IsSameOrSubtype(KeyExpression.Type(env), TypesHelper.ExtractSrc(DestVar.Type), env.Model))
{
throw new SequenceParserException(Symbol, TypesHelper.ExtractSrc(DestVar.Type), KeyExpression.Type(env));
}
}
}
public override string Type(SequenceCheckingEnvironment env)
{
if(DestVar.Type.StartsWith("map"))
return TypesHelper.ExtractDst(DestVar.Type) ?? "";
else
return TypesHelper.ExtractSrc(DestVar.Type) ?? "";
}
public override void Check(SequenceCheckingEnvironment env)
{
base.Check(env);
if (DestVar.Type == "")
{
return; // we can't gain access to an attribute type if the variable is untyped, only runtime-check possible
}
InheritanceType inheritanceType = TypesHelper.GetInheritanceType(DestVar.Type, env.Model);
if (inheritanceType == null)
{
throw new SequenceParserException(Symbol, "node or edge or object or transient object type (class)", DestVar.Type);
}
AttributeType attributeType = inheritanceType.GetAttributeType(AttributeName);
if (attributeType == null)
{
throw new SequenceParserException(AttributeName, SequenceParserError.UnknownAttribute);
}
string ContainerType = TypesHelper.AttributeTypeToXgrsType(attributeType);
if (TypesHelper.ExtractSrc(ContainerType) == null ||
TypesHelper.ExtractDst(ContainerType) == null ||
TypesHelper.ExtractDst(ContainerType) == "SetValueType")
{
throw new SequenceParserException(Symbol, "map<S,T> or array<T> or deque<T>", DestVar.Type);
}
if (ContainerType.StartsWith("array"))
{
if (!TypesHelper.IsSameOrSubtype(KeyExpression.Type(env), "int", env.Model))
{
throw new SequenceParserException(Symbol, "int", KeyExpression.Type(env));
}
}
else if (ContainerType.StartsWith("deque"))
{
if (!TypesHelper.IsSameOrSubtype(KeyExpression.Type(env), "int", env.Model))
{
throw new SequenceParserException(Symbol, "int", KeyExpression.Type(env));
}
}
else
{
if (!TypesHelper.IsSameOrSubtype(KeyExpression.Type(env), TypesHelper.ExtractSrc(ContainerType), env.Model))
{
throw new SequenceParserException(Symbol, TypesHelper.ExtractSrc(ContainerType), KeyExpression.Type(env));
}
}
}
public override string Type(SequenceCheckingEnvironment env)
{
if(DestVar.Type == "")
return "";
GrGenType nodeOrEdgeType = TypesHelper.GetNodeOrEdgeType(DestVar.Type, env.Model);
AttributeType attributeType = nodeOrEdgeType.GetAttributeType(AttributeName);
if(attributeType == null)
return ""; // error, will be reported by Check, just ensure we don't crash here
string ContainerType = TypesHelper.AttributeTypeToXgrsType(attributeType);
if(DestVar.Type.StartsWith("map"))
return TypesHelper.ExtractDst(DestVar.Type) ?? "";
else
return TypesHelper.ExtractSrc(DestVar.Type) ?? "";
}
public static IList Extract(object container, string memberOrAttribute, IGraphProcessingEnvironment procEnv)
{
IList array = (IList)container;
string arrayType = TypesHelper.DotNetTypeToXgrsType(array.GetType());
string arrayValueType = TypesHelper.ExtractSrc(arrayType);
if (arrayValueType.StartsWith("match<"))
{
if (arrayValueType == "match<>")
{
if (array.Count > 0)
{
IMatch match = (IMatch)array[0];
object matchElement = match.GetMember(memberOrAttribute);
Type matchElementType;
if (matchElement is IGraphElement)
{
matchElementType = TypesHelper.GetType(((IGraphElement)matchElement).Type, procEnv.Graph.Model);
}
else
{
matchElementType = matchElement.GetType();
}
Type listType = typeof(List <>).MakeGenericType(matchElementType);
IList extractedArray = (IList)Activator.CreateInstance(listType);
ExtractMatchMember(array, memberOrAttribute, extractedArray);
return(extractedArray);
}
else
{
return(new List <object>());
}
}
else
{
if (arrayValueType.StartsWith("match<class "))
{
MatchClassFilterer matchClass = procEnv.Actions.GetMatchClass(TypesHelper.GetMatchClassName(arrayValueType));
IPatternElement element = matchClass.info.GetPatternElement(memberOrAttribute);
GrGenType elementType = element.Type;
Type listType = typeof(List <>).MakeGenericType(TypesHelper.GetType(elementType, procEnv.Graph.Model));
IList extractedArray = (IList)Activator.CreateInstance(listType);
ExtractMatchMember(array, memberOrAttribute, extractedArray);
return(extractedArray);
}
else
{
IAction action = procEnv.Actions.GetAction(TypesHelper.GetRuleName(arrayValueType));
IPatternElement element = action.RulePattern.PatternGraph.GetPatternElement(memberOrAttribute);
GrGenType elementType = element.Type;
Type listType = typeof(List <>).MakeGenericType(TypesHelper.GetType(elementType, procEnv.Graph.Model));
IList extractedArray = (IList)Activator.CreateInstance(listType);
ExtractMatchMember(array, memberOrAttribute, extractedArray);
return(extractedArray);
}
}
}
else
{
GrGenType graphElementType = TypesHelper.GetNodeOrEdgeType(arrayValueType, procEnv.Graph.Model);
if (graphElementType != null)
{
AttributeType attributeType = graphElementType.GetAttributeType(memberOrAttribute);
Type listType = typeof(List <>).MakeGenericType(attributeType.Type);
IList extractedArray = (IList)Activator.CreateInstance(listType);
ExtractAttribute(array, memberOrAttribute, extractedArray);
return(extractedArray);
}
else
{
if (array.Count > 0)
{
IGraphElement graphElement = (IGraphElement)array[0];
object element = graphElement.GetAttribute(memberOrAttribute);
Type elementType;
if (element is IGraphElement)
{
elementType = TypesHelper.GetType(((IGraphElement)element).Type, procEnv.Graph.Model);
}
else
{
elementType = element.GetType();
}
Type listType = typeof(List <>).MakeGenericType(elementType);
IList extractedArray = (IList)Activator.CreateInstance(listType);
ExtractAttribute(array, memberOrAttribute, extractedArray);
return(extractedArray);
}
else
{
return(new List <object>());
}
}
}
}
