Initial commit

include/wfr/eventsystem/OStreamLogger.h

@@ -0,0 +1,32 @@
+
+#pragma once
+
+#include <wfr/common/eventsystem/EventListener.h>
+#include <ostream>
+
+
+namespace wfr {
+namespace eventsystem {
+
+// forward declarations
+class Event;
+class WorkflowStatusEvent;
+class ActivityStatusEvent;
+class ActivityInstanceStatusEvent;
+
+/**
+ * Logs events to a std::ostream (e.g. std::cout).
+ **/
+class OStreamLogger: public wfr::eventsystem::EventListener {
+private:
+	std::ostream& oStream;
+
+public:
+	OStreamLogger(std::ostream& oStream) : oStream(oStream) {};
+
+	virtual void notifyEvent(const std::shared_ptr<Event>& event) noexcept override;
+};
+
+} /* namespace eventsystem */
+} /* namespace wfr */
+