public override string TypeOfMemberOrAttribute(string matchOrGraphElementType, string memberOrAttribute) { if (matchOrGraphElementType.StartsWith("match<class ")) { MatchClassFilterer matchClass = actions.GetMatchClass(TypesHelper.GetMatchClassName(matchOrGraphElementType)); IPatternElement element = matchClass.info.GetPatternElement(memberOrAttribute); if (element == null) { throw new SequenceParserException(memberOrAttribute, SequenceParserError.UnknownMatchMember); } GrGenType elementType = element.Type; return(TypesHelper.DotNetTypeToXgrsType(elementType)); } else if (matchOrGraphElementType.StartsWith("match<")) { IAction action = actions.GetAction(TypesHelper.GetRuleName(matchOrGraphElementType)); IPatternElement element = action.RulePattern.PatternGraph.GetPatternElement(memberOrAttribute); if (element == null) { throw new SequenceParserException(memberOrAttribute, SequenceParserError.UnknownMatchMember); } GrGenType elementType = element.Type; return(TypesHelper.DotNetTypeToXgrsType(elementType)); } else { GrGenType graphElementType = TypesHelper.GetNodeOrEdgeType(matchOrGraphElementType, Model); AttributeType attributeType = graphElementType.GetAttributeType(memberOrAttribute); if (attributeType == null) { throw new SequenceParserException(memberOrAttribute, SequenceParserError.UnknownAttribute); } return(TypesHelper.AttributeTypeToXgrsType(attributeType)); } }
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>()); } } } }