private static DocComparatorSource GetComparatorSource(IBrowsable browser, SortField sf)
{
DocComparatorSource compSource = null;
if (SortField.FIELD_DOC.Equals(sf))
{
compSource = new DocComparatorSource.DocIdDocComparatorSource();
}
else if (SortField.FIELD_SCORE.Equals(sf) || sf.Type == SortField.SCORE)
{
// we want to do reverse sorting regardless for relevance
compSource = new ReverseDocComparatorSource(new DocComparatorSource.RelevanceDocComparatorSource());
}
else if (sf is BoboCustomSortField)
{
BoboCustomSortField custField = (BoboCustomSortField)sf;
DocComparatorSource src = custField.GetCustomComparatorSource();
Debug.Assert(src != null);
compSource = src;
}
else
{
IEnumerable <string> facetNames = browser.FacetNames;
string sortName = sf.Field;
if (facetNames.Contains(sortName))
{
var handler = browser.GetFacetHandler(sortName);
Debug.Assert(handler != null);
compSource = handler.GetDocComparatorSource();
}
else
{
// default lucene field
logger.Info("doing default lucene sort for: " + sf);
compSource = GetNonFacetComparatorSource(sf);
}
}
bool reverse = sf.Reverse;
if (reverse)
{
compSource = new ReverseDocComparatorSource(compSource);
}
compSource.IsReverse = reverse;
return(compSource);
}
private static DocComparatorSource GetComparatorSource(IBrowsable browser, SortField sf)
{
DocComparatorSource compSource = null;
if (SortField.FIELD_DOC.Equals(sf))
{
compSource = new DocComparatorSource.DocIdDocComparatorSource();
}
else if (SortField.FIELD_SCORE.Equals(sf) || sf.Type == SortField.SCORE)
{
// we want to do reverse sorting regardless for relevance
compSource = new ReverseDocComparatorSource(new DocComparatorSource.RelevanceDocComparatorSource());
}
else if (sf is BoboCustomSortField)
{
BoboCustomSortField custField = (BoboCustomSortField)sf;
DocComparatorSource src = custField.GetCustomComparatorSource();
Debug.Assert(src != null);
compSource = src;
}
else
{
IEnumerable<string> facetNames = browser.FacetNames;
string sortName = sf.Field;
if (facetNames.Contains(sortName))
{
var handler = browser.GetFacetHandler(sortName);
Debug.Assert(handler != null);
compSource = handler.GetDocComparatorSource();
}
else
{
// default lucene field
logger.Info("doing default lucene sort for: " + sf);
compSource = GetNonFacetComparatorSource(sf);
}
}
bool reverse = sf.Reverse;
if (reverse)
{
compSource = new ReverseDocComparatorSource(compSource);
}
compSource.IsReverse = reverse;
return compSource;
}