public override bool Equals(object other)
{
if (!(other is TermAndShardVersion))
{
return(false);
}
TermAndShardVersion other_ = (TermAndShardVersion)other;
return(term.Equals(other_.term) && version == other_.version && nodeID == other_.nodeID);
}
public override bool Equals(object _other)
{
if (!(_other is TermAndShardVersion))
{
return(false);
}
TermAndShardVersion other = (TermAndShardVersion)_other;
return(Term.Equals(other.Term) && Version == other.Version && NodeID == other.NodeID);
}
public override TermStatistics TermStatistics(Term term, TermContext context)
{
if (Debugging.AssertsEnabled)
{
Debugging.Assert(term != null);
}
long docFreq = 0;
long totalTermFreq = 0;
for (int nodeID = 0; nodeID < nodeVersions.Length; nodeID++)
{
TermStatistics subStats;
if (nodeID == MyNodeID)
{
subStats = base.TermStatistics(term, context);
}
else
{
TermAndShardVersion key = new TermAndShardVersion(nodeID, nodeVersions[nodeID], term);
subStats = outerInstance.termStatsCache[key];
// We pre-cached during rewrite so all terms
// better be here...
if (Debugging.AssertsEnabled)
{
Debugging.Assert(subStats != null);
}
}
long nodeDocFreq = subStats.DocFreq;
if (docFreq >= 0 && nodeDocFreq >= 0)
{
docFreq += nodeDocFreq;
}
else
{
docFreq = -1;
}
long nodeTotalTermFreq = subStats.TotalTermFreq;
if (totalTermFreq >= 0 && nodeTotalTermFreq >= 0)
{
totalTermFreq += nodeTotalTermFreq;
}
else
{
totalTermFreq = -1;
}
}
return(new TermStatistics(term.Bytes, docFreq, totalTermFreq));
}
public override Query Rewrite(Query original)
{
Query rewritten = base.Rewrite(original);
ISet <Term> terms = new JCG.HashSet <Term>();
rewritten.ExtractTerms(terms);
// Make a single request to remote nodes for term
// stats:
for (int nodeID = 0; nodeID < nodeVersions.Length; nodeID++)
{
if (nodeID == MyNodeID)
{
continue;
}
ISet <Term> missing = new JCG.HashSet <Term>();
foreach (Term term in terms)
{
TermAndShardVersion key = new TermAndShardVersion(nodeID, nodeVersions[nodeID], term);
if (!outerInstance.termStatsCache.ContainsKey(key))
{
missing.Add(term);
}
}
if (missing.Count != 0)
{
foreach (KeyValuePair <Term, TermStatistics> ent in outerInstance.outerInstance.GetNodeTermStats(missing, nodeID, nodeVersions[nodeID]))
{
TermAndShardVersion key = new TermAndShardVersion(nodeID, nodeVersions[nodeID], ent.Key);
outerInstance.termStatsCache[key] = ent.Value;
}
}
}
return(rewritten);
}
