private TopDocs ExecuteQuery(IndexSearcher indexSearcher, Query luceneQuery, int start, int pageSize,
IndexQuery indexQuery)
{
var sort = indexQuery.GetSort(parent.indexDefinition, parent.viewGenerator);
if (pageSize == Int32.MaxValue && sort == null) // we want all docs, no sorting required
{
var gatherAllCollector = new GatherAllCollector();
indexSearcher.Search(luceneQuery, gatherAllCollector);
return gatherAllCollector.ToTopDocs();
}
int absFullPage = Math.Abs(pageSize + start); // need to protect against ridicilously high values of pageSize + start that overflow
var minPageSize = Math.Max(absFullPage, 1);
// NOTE: We get Start + Pagesize results back so we have something to page on
if (sort != null)
{
try
{
//indexSearcher.SetDefaultFieldSortScoring (sort.GetSort().Contains(SortField.FIELD_SCORE), false);
indexSearcher.SetDefaultFieldSortScoring(true, false);
var ret = indexSearcher.Search(luceneQuery, null, minPageSize, sort);
return ret;
}
finally
{
indexSearcher.SetDefaultFieldSortScoring(false, false);
}
}
return indexSearcher.Search(luceneQuery, null, minPageSize);
}
private TopDocs ExecuteQuery(IndexSearcher indexSearcher, Query luceneQuery, int start, int pageSize,
IndexQuery indexQuery)
{
var sort = indexQuery.GetSort(parent.indexDefinition);
if (pageSize == Int32.MaxValue) // we want all docs
{
var gatherAllCollector = new GatherAllCollector();
indexSearcher.Search(luceneQuery, gatherAllCollector);
return gatherAllCollector.ToTopDocs();
}
var minPageSize = Math.Max(pageSize + start, 1);
// NOTE: We get Start + Pagesize results back so we have something to page on
if (sort != null)
{
try
{
//indexSearcher.SetDefaultFieldSortScoring (sort.GetSort().Contains(SortField.FIELD_SCORE), false);
indexSearcher.SetDefaultFieldSortScoring(true, false);
var ret = indexSearcher.Search(luceneQuery, null, minPageSize, sort);
return ret;
}
finally
{
indexSearcher.SetDefaultFieldSortScoring(false, false);
}
}
return indexSearcher.Search(luceneQuery, null, minPageSize);
}
private TopDocs ExecuteQuery(IndexSearcher indexSearcher, Query luceneQuery, int start, int pageSize,
IndexQuery indexQuery)
{
Filter filter = indexQuery.GetFilter();
Sort sort = indexQuery.GetSort(filter, parent.indexDefinition);
if (pageSize == Int32.MaxValue) // we want all docs
{
var gatherAllCollector = new GatherAllCollector();
indexSearcher.Search(luceneQuery, filter, gatherAllCollector);
return gatherAllCollector.ToTopDocs();
}
// NOTE: We get Start + Pagesize results back so we have something to page on
if (sort != null)
{
return indexSearcher.Search(luceneQuery, filter, pageSize + start, sort);
}
return indexSearcher.Search(luceneQuery, filter, pageSize + start);
}
private TopDocs ExecuteQuery(IndexSearcher indexSearcher, Query luceneQuery, int start, int pageSize,
IndexQuery indexQuery)
{
if (pageSize == Int32.MaxValue) // we want all docs
{
var gatherAllCollector = new GatherAllCollector();
indexSearcher.Search(luceneQuery, gatherAllCollector);
return gatherAllCollector.ToTopDocs();
}
var minPageSize = Math.Max(pageSize + start, 1);
if (indexQuery.SortedFields != null || indexQuery.SortedFields.Count() > 0)
{
if (indexQuery.SortByAggregation == SortFieldAggregation.UseInOrder)
{
Sort sort = indexQuery.GetSort(parent.indexDefinition);
// NOTE: We get Start + Pagesize results back so we have something to page on
if (sort != null)
{
try
{
//indexSearcher.SetDefaultFieldSortScoring (sort.GetSort().Contains(SortField.FIELD_SCORE), false);
indexSearcher.SetDefaultFieldSortScoring(true, false);
var ret = indexSearcher.Search(luceneQuery, null, minPageSize, sort);
return ret;
}
finally
{
indexSearcher.SetDefaultFieldSortScoring(false, false);
}
}
}
else if (indexQuery.SortByAggregation == SortFieldAggregation.UseMaximum
|| indexQuery.SortByAggregation == SortFieldAggregation.UseMinimum)
{
var minMaxSortAggregationQuery = new AggregateFieldsScoreQuery(
luceneQuery,
indexQuery.SortedFields.Select(f => f.Field).ToArray(),
indexQuery.SortByAggregation);
return indexSearcher.Search(minMaxSortAggregationQuery, null, minPageSize);
}
}
return indexSearcher.Search(luceneQuery, null, minPageSize);
}
