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reduce unnecessary allocation of new items

LSLKeyTest
UbitUmarov 2016-08-24 06:26:31 +01:00
parent 99c3b61bd9
commit 32396742f8
1 changed files with 9 additions and 13 deletions
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22
OpenSim/Framework/Monitoring/StatsManager.cs
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@ -361,8 +361,8 @@ namespace OpenSim.Framework.Monitoring
/// <returns></returns> /// <returns></returns>
public static bool RegisterStat(Stat stat) public static bool RegisterStat(Stat stat)
{ {
SortedDictionary<string, SortedDictionary<string, Stat>> category = null, newCategory; SortedDictionary<string, SortedDictionary<string, Stat>> category = null;
SortedDictionary<string, Stat> container = null, newContainer; SortedDictionary<string, Stat> container = null;
lock (RegisteredStats) lock (RegisteredStats)
{ {
@ -375,19 +375,15 @@ namespace OpenSim.Framework.Monitoring
// We take a copy-on-write approach here of replacing dictionaries when keys are added or removed. // We take a copy-on-write approach here of replacing dictionaries when keys are added or removed.
// This means that we don't need to lock or copy them on iteration, which will be a much more // This means that we don't need to lock or copy them on iteration, which will be a much more
// common operation after startup. // common operation after startup.
if (container != null) if (container == null)
newContainer = new SortedDictionary<string, Stat>(container); container = new SortedDictionary<string, Stat>();
else
newContainer = new SortedDictionary<string, Stat>();
if (category != null) if (category == null)
newCategory = new SortedDictionary<string, SortedDictionary<string, Stat>>(category); category = new SortedDictionary<string, SortedDictionary<string, Stat>>();
else
newCategory = new SortedDictionary<string, SortedDictionary<string, Stat>>();
newContainer[stat.ShortName] = stat; container[stat.ShortName] = stat;
newCategory[stat.Container] = newContainer; category[stat.Container] = container;
RegisteredStats[stat.Category] = newCategory; RegisteredStats[stat.Category] = category;
} }
return true; return true;