Port DDS plugin to the new plugin system.

fairmq/plugins/DDS/DDS.h

@@ -0,0 +1,92 @@
+/********************************************************************************
+ *    Copyright (C) 2017 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH    *
+ *                                                                              *
+ *              This software is distributed under the terms of the             *
+ *              GNU Lesser General Public Licence (LGPL) version 3,             *
+ *                  copied verbatim in the file "LICENSE"                       *
+ ********************************************************************************/
+
+#ifndef FAIR_MQ_PLUGINS_DDS
+#define FAIR_MQ_PLUGINS_DDS
+
+#include <fairmq/Plugin.h>
+
+#include <dds_intercom.h>
+
+#include <condition_variable>
+#include <mutex>
+#include <string>
+#include <queue>
+#include <thread>
+#include <vector>
+#include <unordered_map>
+#include <set>
+
+namespace fair
+{
+namespace mq
+{
+namespace plugins
+{
+
+struct DDSConfig
+{
+    DDSConfig()
+        : fSubChannelAddresses()
+        , fDDSValues()
+    {}
+
+    // container of sub channel addresses
+    std::vector<std::string> fSubChannelAddresses;
+    // dds values for the channel
+    std::unordered_map<std::string, std::string> fDDSValues;
+};
+
+class DDS : public Plugin
+{
+  public:
+    DDS(const std::string name, const Plugin::Version version, const std::string maintainer, const std::string homepage, PluginServices* pluginServices);
+
+    ~DDS();
+
+  private:
+    auto HandleControl() -> void;
+    auto WaitForNextState() -> DeviceState;
+
+    auto FillChannelContainers() -> void;
+    auto SubscribeForConnectingChannels() -> void;
+    auto PublishBoundChannels() -> void;
+    auto SubscribeForStateChanges() -> void;
+
+    dds::intercom_api::CIntercomService fService;
+    dds::intercom_api::CCustomCmd fDDSCustomCmd;
+    dds::intercom_api::CKeyValue fDDSKeyValue;
+
+    std::unordered_map<std::string, std::vector<std::string>> fBindingChans;
+    std::unordered_map<std::string, DDSConfig> fConnectingChans;
+
+    std::mutex fStopMutex;
+    std::condition_variable fStopCondition;
+
+    const std::set<std::string> fCommands;
+
+    std::thread fControllerThread;
+    std::queue<DeviceState> fEvents;
+    std::mutex fEventsMutex;
+    std::condition_variable fNewEvent;
+};
+
+REGISTER_FAIRMQ_PLUGIN(
+    DDS,                                         // Class name
+    dds,                                         // Plugin name (string, lower case chars only)
+    (Plugin::Version{1,0,0}),                    // Version
+    "FairRootGroup <fairroot@gsi.de>",           // Maintainer
+    "https://github.com/FairRootGroup/FairRoot", // Homepage
+    fair::mq::Plugin::NoProgramOptions           // custom program options for the plugin
+)
+
+} /* namespace plugins */
+} /* namespace mq */
+} /* namespace fair */
+
+#endif /* FAIR_MQ_PLUGINS_DDS */