Ejemplo n.º 1
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        /// <summary>
        /// return a clone of the new bucket 
        /// </summary>
        /// <param name="token"></param>
        /// <returns></returns>
        public override LexiconToken getClone(LexiconToken token)
        {
            LexiconPredicate predicateToReplace = new LexiconPredicate();
            predicateToReplace.URI = token.URI;
            predicateToReplace.label = token.label;
            predicateToReplace.ranges = (token as LexiconPredicate).ranges.ToList();
            predicateToReplace.QuestionMatch = token.QuestionMatch;
            predicateToReplace.score = token.score;
            predicateToReplace.domains = (token as LexiconPredicate).domains.ToList();

            return predicateToReplace;
        }
Ejemplo n.º 2
0
 public abstract LexiconToken getClone(LexiconToken token);
Ejemplo n.º 3
0
        /// <summary>
        /// Checks if there is a token already exists in the consumed tokens list 
        /// that connects the same URIs (has same range and domain)
        /// </summary>
        /// <param name="token">the lexicon token to compare to</param>
        /// <returns>true or false</returns>
        public bool ContainsTokenWithSameURIs(LexiconToken token)
        {
            foreach (var instance in tokens)
            {
                if (token.URI.Equals(instance.URI))
                    return true;
            }

            return false;
        }
Ejemplo n.º 4
0
        /// <summary>
        /// Checks if there is a token already exists in the consumed tokens list that has same identifier
        /// </summary>
        /// <param name="token">the token to compare to </param>
        /// <returns>true or false</returns>
        public bool ContainsTokenWithSameIdentifier(LexiconToken token)
        {
            //todo:
            //foreach (LexiconToken item in tokens)
            //{
            //    if (token.identifier.Equals(item.identifier))
            //        return true;
            //}
            //return false;

            return false;
        }
Ejemplo n.º 5
0
        /// <summary>
        /// adds a new token to the bucket
        /// </summary>
        /// <param name="token">the token to add to the bucket</param>
        /// <returns>if it was added successfully</returns>
        public bool add(LexiconToken token)
        {
            ///*If this token has domain and range(is a connector token or predicate) i.e. uriList size > 1,
            // *check all URIs of that token are already present in any token in the tokens hashtable
            // *If already present, dont add (return false)*/
            ////if ((uriList.Count > 1) && (this.ContainsTokenWithSameURIs(token)))
            ////    return false;

              //check whether any URI of token is contained in the uriToDo vector
              //but only if there is already something in the uriToDo vector or in the uriUsed hashtable

            bool inToDo;
            bool inURIUsed;
            if ((uriToDo.Count > 0) || (uriUsed.Count > 0)) /////////////////To be checked again
            {
                inToDo = false;
                if (uriToDo.Contains(token.URI))
                    inToDo = true;

                inURIUsed = false;
                if (uriUsed.Contains(token.URI))
                    inURIUsed = true;

                if (!inToDo && !inURIUsed)
                    return false;
            }

            //will reduce the questionleft according to the questionmatch
            questionLeft = questionMatch(token.QuestionMatch);
            questionLeft = questionLeft.Trim();

            //adding the token to the token list
            tokens.Add(token);

            //if this token has an uri in it that is part of the uriToDo Vector,
            //remove it from the vector an move it into the uriUsed Hashtable,
            //else if the uri is already contained in the uriUsed Hashtable do nothing
            //else put it into the uriToDo Vector
            for (int i = 0; i < uriToDo.Count; i++)
            {
                if (uriToDo[i].Equals(token.URI))
                    uriToDo.Remove(uriToDo[i]);
                uriUsed.Add(token.URI);
            }

            bool virginURI = true;
            for (int i = 0; i < uriUsed.Count; i++)
            {
                if (uriUsed[i].Equals(token.URI))
                    virginURI = false;
            }
            if (!virginURI)
                uriToDo.Add(token.URI);
            //------------------------------------------------------------------
            return true;
        }
Ejemplo n.º 6
0
        /// <summary>
        /// return a clone of the token send to the function
        /// </summary>
        /// <param name="token"></param>
        /// <returns></returns>
        public override LexiconToken getClone(LexiconToken token)
        {
            LexiconLiteral literalToReplace = new LexiconLiteral();
            literalToReplace.URI = token.URI;
            literalToReplace.label = token.label;
            literalToReplace.typeOfOwner = (token as LexiconLiteral).typeOfOwner.ToList();
            literalToReplace.QuestionMatch = token.QuestionMatch;
            literalToReplace.score = token.score;

            return literalToReplace;
        }