Ds2SampleModule.cc

//+
// File : Ds2SampleModule.cc
// Description : Module to encode DataStore and place it in Ringbuffer
//
// Author : Ryosuke Itoh, IPNS, KEK
// Date : 13 - Aug - 2010
//-
 
#include <daq/expreco/modules/Ds2SampleModule.h>
#include <framework/datastore/DataStore.h>
 
#include <stdlib.h>
 
using namespace std;
using namespace Belle2;
 
//-----------------------------------------------------------------
//                 Register the Module
//-----------------------------------------------------------------
REG_MODULE(Ds2Sample)
 
//-----------------------------------------------------------------
//                 Implementation
//-----------------------------------------------------------------
 
Ds2SampleModule::Ds2SampleModule() : Module()
{
  //Set module properties
  setDescription("Encode DataStore into RingBuffer");
 
  addParam("RingBufferName", m_rbufname, "Name of RingBuffer",
           string("OutputRbuf"));
  addParam("CompressionLevel", m_compressionLevel, "Compression level",
           0);
  vector<string> emptyvector;
  addParam("saveObjs", m_saveObjs, "List of objects/arrays to be saved", emptyvector);
 
  m_rbuf = NULL;
  m_nsent = 0;
  m_compressionLevel = 0;
 
  //Parameter definition
  B2INFO("Ds2Sample: Constructor done.");
}
 
 
Ds2SampleModule::~Ds2SampleModule()
{
}
 
void Ds2SampleModule::initialize()
{
 
  //  m_rbuf = new RingBuffer(m_rbufname.c_str(), RBUFSIZE);
  m_rbuf = new RingBuffer(m_rbufname.c_str());
  m_streamer = new DataStoreStreamer(m_compressionLevel);
  m_streamer->setStreamingObjects(m_saveObjs);
 
  B2INFO("Ds2Sample initialized.");
}
 
 
void Ds2SampleModule::beginRun()
{
  B2INFO("Ds2Sample: beginRun called.");
}
 
 
void Ds2SampleModule::event()
{
  // Stream DataStore in EvtMessage
  EvtMessage* msg = m_streamer->streamDataStore(DataStore::c_Event);
 
  // Put the message in ring buffer. If failed, just skip the event
  int stat = m_rbuf->insq((int*)msg->buffer(), msg->paddedSize());
 
  B2INFO("Ds2Sample: objs sent in buffer. Size = " << msg->size());
 
  // Release EvtMessage buffer
  delete msg;
 
  // return
  m_nsent++;
 
}
 
void Ds2SampleModule::endRun()
{
  //fill Run data
 
  printf("Ds2Sample: endRun called.....\n");
  B2INFO("Ds2Sample: endRun done.");
}
 
 
void Ds2SampleModule::terminate()
{
  delete m_streamer;
 
  // RingBuffer should not be deleted
 
  B2INFO("Ds2Sample: terminate called");
}