public void AppendResults(Node node, SearchResultInfo resultInfo)
{
if (resultInfo.SearchId != Id)
{
throw new ArgumentException("Results are for a different search.");
}
var dirs = resultInfo.Directories.Select(d => new SearchResult(this, node, d));
var files = resultInfo.Files.Select(f => new SearchResult(this, node, f)).ToList();
var newResults = dirs.Concat(files).ToList();
this.results.AddRange(newResults);
files.ForEach(f =>
{
if (!this.allFileResults.ContainsKey(f.InfoHash))
{
this.allFileResults.Add(f.InfoHash, new List <SearchResult>());
}
this.allFileResults[f.InfoHash].Add(f);
});
NewResults?.Invoke(this, new SearchResultsEventArgs(newResults));
}
public override UniformPair <ISet <MultiKey <EventBean> > > Join(
EventBean[][] newDataPerStream,
EventBean[][] oldDataPerStream,
ExprEvaluatorContext exprEvaluatorContext)
{
NewResults.Clear();
// We add and remove data in one call to each index.
// Most indexes will add first then remove as newdata and olddata may contain the same event.
// Unique indexes may remove then add.
for (int stream = 0; stream < newDataPerStream.Length; stream++)
{
var repositories = Repositories;
for (int j = 0; j < repositories[stream].Length; j++)
{
repositories[stream][j].AddRemove(newDataPerStream[stream], oldDataPerStream[stream], exprEvaluatorContext);
}
}
// for outer joins, execute each query strategy
if (_isOuterJoins)
{
for (int i = 0; i < newDataPerStream.Length; i++)
{
if (newDataPerStream[i] != null)
{
QueryStrategies[i].Lookup(newDataPerStream[i], NewResults, exprEvaluatorContext);
}
}
}
// handle all-inner joins by executing the smallest number of event's query strategy
else
{
int minStream = -1;
int minStreamCount = -1;
for (int i = 0; i < newDataPerStream.Length; i++)
{
if (newDataPerStream[i] != null)
{
if (newDataPerStream[i].Length == 0)
{
minStream = -1;
break;
}
if (newDataPerStream[i].Length > minStreamCount)
{
minStream = i;
minStreamCount = newDataPerStream[i].Length;
}
}
}
if (minStream != -1)
{
QueryStrategies[minStream].Lookup(newDataPerStream[minStream], NewResults, exprEvaluatorContext);
}
}
return(new UniformPair <ISet <MultiKey <EventBean> > >(NewResults, OldResults));
}
private void OnNewResults(EventArgs e)
{
NewResults?.Invoke(this, e);
}
