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-rw-r--r--Swiften/Disco/DummyEntityCapsProvider.cpp6
-rw-r--r--Swiften/Disco/DummyEntityCapsProvider.h4
-rw-r--r--Swiften/Disco/EntityCapsManager.cpp18
-rw-r--r--Swiften/Disco/EntityCapsManager.h6
-rw-r--r--Swiften/Disco/EntityCapsProvider.h4
-rw-r--r--Swiften/Disco/FeatureOracle.cpp6
6 files changed, 36 insertions, 8 deletions
diff --git a/Swiften/Disco/DummyEntityCapsProvider.cpp b/Swiften/Disco/DummyEntityCapsProvider.cpp
index fce38fe..eba58ac 100644
--- a/Swiften/Disco/DummyEntityCapsProvider.cpp
+++ b/Swiften/Disco/DummyEntityCapsProvider.cpp
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2010-2016 Isode Limited.
+ * Copyright (c) 2010-2017 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
@@ -16,4 +16,8 @@ DiscoInfo::ref DummyEntityCapsProvider::getCaps(const JID& jid) const {
return DiscoInfo::ref();
}
+DiscoInfo::ref DummyEntityCapsProvider::getCapsCached(const JID& jid) {
+ return getCaps(jid);
+}
+
}
diff --git a/Swiften/Disco/DummyEntityCapsProvider.h b/Swiften/Disco/DummyEntityCapsProvider.h
index 5171c91..971e183 100644
--- a/Swiften/Disco/DummyEntityCapsProvider.h
+++ b/Swiften/Disco/DummyEntityCapsProvider.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2010 Isode Limited.
+ * Copyright (c) 2010-2017 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
@@ -19,6 +19,8 @@ namespace Swift {
DiscoInfo::ref getCaps(const JID& jid) const;
+ DiscoInfo::ref getCapsCached(const JID& jid);
+
std::map<JID, DiscoInfo::ref> caps;
};
}
diff --git a/Swiften/Disco/EntityCapsManager.cpp b/Swiften/Disco/EntityCapsManager.cpp
index 64d90be..28c525f 100644
--- a/Swiften/Disco/EntityCapsManager.cpp
+++ b/Swiften/Disco/EntityCapsManager.cpp
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2010-2016 Isode Limited.
+ * Copyright (c) 2010-2017 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
@@ -76,4 +76,20 @@ DiscoInfo::ref EntityCapsManager::getCaps(const JID& jid) const {
return DiscoInfo::ref();
}
+DiscoInfo::ref EntityCapsManager::getCapsCached(const JID& jid) {
+ DiscoInfo::ref result;
+ auto capsHit = caps.find(jid);
+ if (capsHit != caps.end()) {
+ result = lruDiscoCache.get(capsHit->second, [&](const std::string& capsHash) {
+ boost::optional<DiscoInfo::ref> fileCacheResult;
+ auto fileCacheDiscoInfo = capsProvider->getCaps(capsHash);
+ if (fileCacheDiscoInfo) {
+ fileCacheResult = fileCacheDiscoInfo;
+ }
+ return fileCacheResult;
+ }).get_value_or(DiscoInfo::ref());
+ }
+ return result;
+}
+
}
diff --git a/Swiften/Disco/EntityCapsManager.h b/Swiften/Disco/EntityCapsManager.h
index 4236326..3934fc7 100644
--- a/Swiften/Disco/EntityCapsManager.h
+++ b/Swiften/Disco/EntityCapsManager.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2010-2016 Isode Limited.
+ * Copyright (c) 2010-2017 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
@@ -11,6 +11,7 @@
#include <boost/signals2.hpp>
#include <Swiften/Base/API.h>
+#include <Swiften/Base/LRUCache.h>
#include <Swiften/Disco/EntityCapsProvider.h>
#include <Swiften/Elements/DiscoInfo.h>
#include <Swiften/Elements/ErrorPayload.h>
@@ -35,6 +36,8 @@ namespace Swift {
*/
DiscoInfo::ref getCaps(const JID&) const;
+ DiscoInfo::ref getCapsCached(const JID&);
+
private:
void handlePresenceReceived(std::shared_ptr<Presence>);
void handleStanzaChannelAvailableChanged(bool);
@@ -43,5 +46,6 @@ namespace Swift {
private:
CapsProvider* capsProvider;
std::map<JID, std::string> caps;
+ LRUCache<std::string, DiscoInfo::ref, 64> lruDiscoCache;
};
}
diff --git a/Swiften/Disco/EntityCapsProvider.h b/Swiften/Disco/EntityCapsProvider.h
index 5f4af18..e50a745 100644
--- a/Swiften/Disco/EntityCapsProvider.h
+++ b/Swiften/Disco/EntityCapsProvider.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2010-2016 Isode Limited.
+ * Copyright (c) 2010-2017 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
@@ -27,6 +27,8 @@ namespace Swift {
*/
virtual DiscoInfo::ref getCaps(const JID&) const = 0;
+ virtual DiscoInfo::ref getCapsCached(const JID&) = 0;
+
/**
* Emitted when the capabilities of a JID changes.
*/
diff --git a/Swiften/Disco/FeatureOracle.cpp b/Swiften/Disco/FeatureOracle.cpp
index 2baf87c..63f7a4e 100644
--- a/Swiften/Disco/FeatureOracle.cpp
+++ b/Swiften/Disco/FeatureOracle.cpp
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2015-2016 Isode Limited.
+ * Copyright (c) 2015-2017 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
@@ -154,7 +154,7 @@ std::unordered_map<std::string, Tristate> FeatureOracle::getFeaturesForJID(const
// Collect relevant disco info results and the set of features.
for (auto&& presence : presenceOracle_->getAllPresence(jid)) {
if (presence->getType() == Presence::Available) {
- DiscoInfo::ref presenceDiscoInfo = capsProvider_->getCaps(presence->getFrom());
+ DiscoInfo::ref presenceDiscoInfo = capsProvider_->getCapsCached(presence->getFrom());
if (presenceDiscoInfo) {
onlineDiscoInfos.push_back(presenceDiscoInfo);
features.insert(presenceDiscoInfo->getFeatures().begin(), presenceDiscoInfo->getFeatures().end());
@@ -176,7 +176,7 @@ std::unordered_map<std::string, Tristate> FeatureOracle::getFeaturesForJID(const
}
else {
// Return the disco result of the full JID.
- auto discoInfo = capsProvider_->getCaps(jid);
+ auto discoInfo = capsProvider_->getCapsCached(jid);
if (discoInfo) {
for (auto&& feature : discoInfo->getFeatures()) {
supportedFeatures[feature] = Yes;