WIP: add an implementation.

Generator/CMakeLists.txt

@@ -15,7 +15,9 @@ gaudi_add_module(GenAlgo
                          src/SLCIORdr.cpp
                          src/HepMCRdr.cpp
                          src/GtGunTool.cpp
+                         # ------- Beam Background -------
                          src/GtBeamBackgroundTool.cpp
+                         src/BeamBackgroundFileParserV0.cpp
                  LINK ${ROOT_LIBRARIES}
                       k4FWCore::k4FWCore 
                       Gaudi::GaudiAlgLib

Generator/src/BeamBackgroundFileParserV0.cpp

+
+#include "BeamBackgroundFileParserV0.h"
+
+BeamBackgroundFileParserV0::BeamBackgroundFileParserV0(const std::string& filename) {
+    m_input.open(filename.c_str());
+}
+
+bool BeamBackgroundFileParserV0::load(IBeamBackgroundFileParser::BeamBackgroundData& result) {
+    return true;
+}

Generator/src/BeamBackgroundFileParserV0.h

+#ifndef BeamBackgroundFileParserV0_h
+#define BeamBackgroundFileParserV0_h
+
+#include "IBeamBackgroundFileParser.h"
+
+#include <fstream>
+
+class BeamBackgroundFileParserV0: public IBeamBackgroundFileParser {
+public:
+    BeamBackgroundFileParserV0(const std::string& filename);
+
+    bool load(IBeamBackgroundFileParser::BeamBackgroundData&);
+private:
+    std::ifstream m_input;
+};
+
+#endif