Furnish sources, processors, unfolders with logger

src/examples/TimesliceExample/MyEventProcessor.h

@@ -50,7 +50,8 @@ struct MyEventProcessor : public JEventProcessor {
             m_writer->writeFrame(*(m_ts_frame_in().at(0)), "timeslices");
         }
 
-        LOG << "MyEventProcessor: Event " << event->GetEventNumber() << " from Timeslice " << ts_nr
+        LOG_DEBUG(GetLogger()) 
+            << "MyEventProcessor: Event " << event->GetEventNumber() << " from Timeslice " << ts_nr
             << "\nTimeslice-level hits\n"
             << TabulateHits(m_ts_hits_in())
             << "\nTimeslice-level protoclusters\n"

src/examples/TimesliceExample/MyTimesliceSource.h

@@ -29,7 +29,7 @@ struct MyTimesliceSource : public JEventSource {
         hits_out->push_back(ExampleHit(ts_nr, 0, 49, 49, 49, 1));
         hits_out->push_back(ExampleHit(ts_nr, 0, 7.6, 7.6, 7.6, 2));
 
-        LOG << "MyTimesliceSource: Timeslice " << event->GetEventNumber() << "\n"
+        LOG_DEBUG(GetLogger()) << "MyTimesliceSource: Timeslice " << event->GetEventNumber() << "\n"
             << TabulateHits(hits_out.get())
             << LOG_END;
 

src/examples/TimesliceExample/MyTimesliceUnfolder.h

@@ -34,7 +34,7 @@ struct MyTimesliceUnfolder : public JEventUnfolder {
         event_clusters_out->setSubsetCollection(true);
         event_clusters_out->push_back(m_timeslice_clusters_in()->at(child_idx));
 
-        LOG << "MyTimesliceUnfolder: Timeslice " << parent.GetEventNumber() 
+        LOG_DEBUG(GetLogger()) << "MyTimesliceUnfolder: Timeslice " << parent.GetEventNumber() 
             <<  ", Event " << child.GetEventNumber()
             << "\nTimeslice clusters in:\n"
             << TabulateClusters(m_timeslice_clusters_in())

src/libraries/JANA/JApplication.cc

@@ -139,7 +139,6 @@ void JApplication::Initialize() {
     m_params->SetDefaultParameter("jana:extended_report", m_extended_report, "Controls whether the ticker shows simple vs detailed performance metrics");
 
     m_component_manager->initialize();
-    m_component_manager->resolve_event_sources();
 
     int engine_choice = 0;
     m_params->SetDefaultParameter("jana:engine", engine_choice,

src/libraries/JANA/Omni/JComponent.h

@@ -30,6 +30,7 @@ struct JComponent {
     Status m_status = Status::Uninitialized;
     mutable std::mutex m_mutex;
     JApplication* m_app = nullptr;
+    JLogger m_logger;
 
 public:
     // ---------------------
@@ -53,6 +54,8 @@ struct JComponent {
         return m_app; 
     }
 
+    JLogger& GetLogger() { return m_logger; }
+
 
     // ---------------------
     // Meant to be called by JANA
@@ -61,6 +64,8 @@ struct JComponent {
 
     JEventLevel GetLevel() { return m_level; }
 
+    std::string GetLoggerName() const { return m_prefix.empty() ? m_type_name : m_prefix; }
+
     std::string GetPluginName() const { return m_plugin_name; }
 
     void SetPluginName(std::string plugin_name) { m_plugin_name = std::move(plugin_name); };
@@ -74,6 +79,8 @@ struct JComponent {
 
     void SetApplication(JApplication* app) { m_app = app; }
 
+    void SetLogger(JLogger logger) { m_logger = logger; }
+
 
 protected:
     struct ParameterBase {

src/libraries/JANA/Services/JComponentManager.cc

@@ -90,6 +90,20 @@ void JComponentManager::initialize() {
     auto parms = m_app->GetJParameterManager();
     parms->SetDefaultParameter("record_call_stack", m_enable_call_graph_recording, "Records a trace of who called each factory. Reduces performance but necessary for plugins such as janadot.");
     parms->FilterParameters(m_default_tags, "DEFTAG:");
+
+    resolve_event_sources();
+
+    auto logging_svc = m_app->GetService<JLoggingService>();
+
+    for (JEventSource* source : m_evt_srces) {
+        source->SetLogger(logging_svc->get_logger(source->GetLoggerName()));
+    }
+    for (JEventProcessor* proc : m_evt_procs) {
+        proc->SetLogger(logging_svc->get_logger(proc->GetLoggerName()));
+    }
+    for (JEventUnfolder* unfolder : m_unfolders) {
+        unfolder->SetLogger(logging_svc->get_logger(unfolder->GetLoggerName()));
+    }
 }