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Fix possible cross-thread config cache access (#4730)

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Fix possible cross-thread config cache access

Co-authored-by: Dean Herbert <pe@ppy.sh>
This commit is contained in:
Dean Herbert
2019-05-09 11:16:48 +09:00
committed by GitHub
parent 086f7a7314 a5b07347e9
commit 869136b2fb
1 changed files with 3 additions and 6 deletions
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9
osu.Game/Rulesets/RulesetConfigCache.cs
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@ -2,7 +2,7 @@
// See the LICENCE file in the repository root for full licence text. // See the LICENCE file in the repository root for full licence text.
using System; using System;
using System.Collections.Generic; using System.Collections.Concurrent;
using osu.Framework.Graphics; using osu.Framework.Graphics;
using osu.Game.Configuration; using osu.Game.Configuration;
using osu.Game.Rulesets.Configuration; using osu.Game.Rulesets.Configuration;
@ -15,7 +15,7 @@ namespace osu.Game.Rulesets
/// </summary> /// </summary>
public class RulesetConfigCache : Component public class RulesetConfigCache : Component
{ {
private readonly Dictionary<int, IRulesetConfigManager> configCache = new Dictionary<int, IRulesetConfigManager>(); private readonly ConcurrentDictionary<int, IRulesetConfigManager> configCache = new ConcurrentDictionary<int, IRulesetConfigManager>();
private readonly SettingsStore settingsStore; private readonly SettingsStore settingsStore;
public RulesetConfigCache(SettingsStore settingsStore) public RulesetConfigCache(SettingsStore settingsStore)
@ -34,10 +34,7 @@ namespace osu.Game.Rulesets
if (ruleset.RulesetInfo.ID == null) if (ruleset.RulesetInfo.ID == null)
throw new InvalidOperationException("The provided ruleset doesn't have a valid id."); throw new InvalidOperationException("The provided ruleset doesn't have a valid id.");
if (configCache.TryGetValue(ruleset.RulesetInfo.ID.Value, out var existing)) return configCache.GetOrAdd(ruleset.RulesetInfo.ID.Value, _ => ruleset.CreateConfig(settingsStore));
return existing;
return configCache[ruleset.RulesetInfo.ID.Value] = ruleset.CreateConfig(settingsStore);
} }
} }
} }