public List<DocumentResult> Search(string query)
{
Hashtable resultHash = new Hashtable();
List<DocumentResult> resultList = new List<DocumentResult>();
Query parsedQuery = new Query(query);
List<Word> wordFound = FindWords(parsedQuery);
//merging the list.
foreach (Word item in wordFound)
{
List<WordOccurrenceNode> tempDocList = InvertedFileManager.Instance.GetWordOccurrencies(item);
foreach (WordOccurrenceNode wordOccur in tempDocList)
{
if (!resultHash.ContainsKey(wordOccur.Doc.DocID))
{
DocumentResult newDoc = new DocumentResult(wordOccur.Doc);
newDoc.CalculateRank(wordOccur, parsedQuery);
resultHash.Add(newDoc.DocID, newDoc);
}
else
{
DocumentResult newDoc = resultHash[wordOccur.Doc.DocID] as DocumentResult;
newDoc.CalculateRank(wordOccur, parsedQuery);
}
}
}
//convert hasthtable to list
foreach (DictionaryEntry entry in resultHash)
{
DocumentResult doc = entry.Value as DocumentResult;
resultList.Add(doc);
}
//sort result list by QueryRank and return
resultList.Sort((y, x) => x.QueryRank.CompareTo(y.QueryRank));
return resultList;
}
public List<DocumentResult> Search(string query)
{
Hashtable resultHash = new Hashtable();
List<DocumentResult> resultList = new List<DocumentResult>();
Query parsedQuery = new Query(query);
List<Word> wordFound = FindWords(parsedQuery);
//merging the list.
foreach (Word item in wordFound)
{
WordOccurrenceNode firstOcc = item.FirstOccurrence;
//problem: the number of occurrences is wrong! The 'else' case, doesn't exist and because this,
//the program don't count the occurrences of the second word.
//when he merge, it discards the occurrences.
if (!resultHash.ContainsKey(firstOcc.Doc.DocID))
{
DocumentResult newDoc = new DocumentResult(firstOcc.Doc);
newDoc.CalculateRank(firstOcc, parsedQuery);
resultHash.Add(newDoc.DocID, newDoc);
}
else
{
DocumentResult newDoc = resultHash[firstOcc.Doc.DocID] as DocumentResult;
newDoc.CalculateRank(firstOcc, parsedQuery);
}
WordOccurrenceNode tmp = firstOcc;
while (tmp.HasNext())
{
tmp = tmp.NextOccurrence;
if (!resultHash.ContainsKey(tmp.Doc.DocID))
{
DocumentResult newDoc = new DocumentResult(tmp.Doc);
newDoc.CalculateRank(tmp, parsedQuery);
resultHash.Add(newDoc.DocID, newDoc);
}
else
{
DocumentResult newDoc = resultHash[tmp.Doc.DocID] as DocumentResult;
newDoc.CalculateRank(tmp, parsedQuery);
}
}
}
//convert hasthtable to list
foreach (DictionaryEntry entry in resultHash)
{
DocumentResult doc = entry.Value as DocumentResult;
resultList.Add(doc);
}
//sort result list by QueryRank and return
resultList.Sort((y, x) => x.QueryRank.CompareTo(y.QueryRank));
return resultList;
}