public List <ResultData> RetrieveEBooks(IndexerType indexerType, Query query, List <string> fieldNames, Sort sort)
{
var results = new List <ResultData>();
List <Document> documents = documentRetriever.RetrieveDocuments(query, true, sort);
Analyzer analyzer = AnalyzerService.GetAnalyzer(indexerType);
foreach (Document document in documents)
{
ResultData resultData = GenerateResultData(document);
resultData.Highlights = GenerateHighlights(analyzer, query, document, fieldNames);
results.Add(resultData);
}
return(results);
}
public static Query BuildQuery(IndexerType indexerType, QueryType queryType, string fieldName, string fieldValue)
{
Query query = null;
Analyzer analyzer = AnalyzerService.GetAnalyzer(indexerType);
QueryParser queryParser = new QueryParser(VERSION, fieldName, analyzer);
fieldName = fieldName.Trim();
fieldValue = fieldValue.Trim();
if (queryType.Equals(QueryType.STANDARD))
{
try {
query = queryParser.Parse(fieldValue);
}
catch (Exception e)
{
throw e;
}
}
else if (queryType.Equals(QueryType.FUZZY))
{
Term term = new Term(fieldName, fieldValue);
query = new FuzzyQuery(term);
}
else if (queryType.Equals(QueryType.PHRASE))
{
StringTokenizer tokenizedFieldValue = new StringTokenizer(fieldValue);
query = new PhraseQuery();
while (tokenizedFieldValue.HasMoreTokens())
{
Term term = new Term(fieldName, tokenizedFieldValue.NextToken());
((PhraseQuery)query).Add(term);
}
}
return(query);
}
public DocumentRetriever(IndexerType indexerType, string indexDirPath)
{
indexDirectoryPath = indexDirPath;
analyzer = AnalyzerService.GetAnalyzer(indexerType);
}
public DocumentRetriever(IndexerType indexerType, string indexDirPath, int maxHits)
{
MAX_HITS = maxHits;
indexDirectoryPath = indexDirPath;
analyzer = AnalyzerService.GetAnalyzer(indexerType);
}