/// <summary>Update the cache and return the current cached record</summary>
/// <param name="mr">the update record</param>
/// <param name="includingTags">cache tag values (for later lookup by name) if true</param>
/// <returns>the updated cache record</returns>
public virtual MetricsCache.Record Update(MetricsRecord mr, bool includingTags)
{
string name = mr.Name();
MetricsCache.RecordCache recordCache = map[name];
if (recordCache == null)
{
recordCache = new MetricsCache.RecordCache(this);
map[name] = recordCache;
}
ICollection <MetricsTag> tags = mr.Tags();
MetricsCache.Record record = recordCache[tags];
if (record == null)
{
record = new MetricsCache.Record();
recordCache[tags] = record;
}
foreach (AbstractMetric m in mr.Metrics())
{
record.metrics[m.Name()] = m;
}
if (includingTags)
{
// mostly for some sinks that include tags as part of a dense schema
foreach (MetricsTag t in mr.Tags())
{
record.tags[t.Name()] = t.Value();
}
}
return(record);
}
/// <summary>Get the cached record</summary>
/// <param name="name">of the record</param>
/// <param name="tags">of the record</param>
/// <returns>the cached record or null</returns>
public virtual MetricsCache.Record Get(string name, ICollection <MetricsTag> tags)
{
MetricsCache.RecordCache rc = map[name];
if (rc == null)
{
return(null);
}
return(rc[tags]);
}
