| # Gaudi Framework, version v22r4 |

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# FastContainersSvc Class Reference

Data service for objects of type TransientFastContainer. More...

`#include <FastContainersSvc/FastContainersSvc.h>`

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List of all members.

## Classes
class | StoreResetter
| Internal data store agent used to find and clear objects of type TransientFastContainerBase. More...
## Public Member Functions
virtual StatusCode | initialize ()
| Initialize the service.
virtual StatusCode | reinitialize ()
| Initialize the service.
virtual StatusCode | finalize ()
| Finalize the service.
virtual void | resetStore ()
| Reset all the instances of TransientFastContainerBase in the store.
virtual void | handle (const Incident &incident)
| Handle the new incident.
## Protected Member Functions
| FastContainersSvc (const std::string &name, ISvcLocator *svc)
| Standard service constructor.
virtual | ~FastContainersSvc ()
| Destructor.
## Private Attributes
std::string | m_rootDirName
| Name of the root node (property "RootDirName").
FastContainersSvc::StoreResetter | m_storeResetter
## Friends
class | SvcFactory< FastContainersSvc >

## Detailed Description

Data service for objects of type TransientFastContainer.

Pointers to objects in this transient store are always valid. The instances of TransientFastContainer are cleared before each event.

Author:
  Marco Clemencic

Date:
  2006-05-03

Definition at line 22 of file FastContainersSvc.h.

## Constructor & Destructor Documentation

FastContainersSvc::FastContainersSvc | ( | const std::string & | name,
|  | ISvcLocator * | svc
| ) |  | `[protected]`

Standard service constructor.

Definition at line 26 of file FastContainersSvc.cpp.

                                                                              :
      base_class(name,svc)
    {
      declareProperty("RootDirName", m_rootDirName = "fc" );
      m_rootName = "/" + m_rootDirName;
    }

FastContainersSvc::~FastContainersSvc | ( | ) | `[protected, virtual]`

Destructor.

Definition at line 36 of file FastContainersSvc.cpp.

    {}

## Member Function Documentation

StatusCode FastContainersSvc::finalize | ( | void | ) | `[virtual]`

Finalize the service.

Reimplemented from DataSvc.

Definition at line 73 of file FastContainersSvc.cpp.

                                           {
      MsgStream log(msgSvc(), name());
      // de-register to the incident service
      log << MSG::VERBOSE << "de-registering from the incident service" << endmsg;
      m_incidentSvc->removeListener(this,IncidentType::BeginEvent);

      return DataSvc::finalize();
    }

void FastContainersSvc::handle | ( | const Incident & | incident ) | `[virtual]`

Handle the new incident.

Implements IIncidentListener.

Definition at line 92 of file FastContainersSvc.cpp.

                                                           {
      if (incident.type() == IncidentType::BeginEvent)
        resetStore();
    }

StatusCode FastContainersSvc::initialize | ( | void | ) | `[virtual]`

Initialize the service.

Reimplemented from DataSvc.

Definition at line 41 of file FastContainersSvc.cpp.

                                             {
      // initialize base class
      StatusCode status = DataSvc::initialize();
      if (!status.isSuccess()) return status;

      MsgStream log(msgSvc(), name());
      // create root node
      log << MSG::VERBOSE << "creating root node" << endmsg;
      status = setRoot(m_rootName,new DataObject);
      if (!status.isSuccess()){
        log << MSG::FATAL << "failed to create the root node" << endmsg;
        return status;
      }

      // register to the incident service
      log << MSG::VERBOSE << "registering to the incident service for " << IncidentType::BeginEvent << endmsg;
      m_incidentSvc->addListener(this,IncidentType::BeginEvent);

      return status;
    }

StatusCode FastContainersSvc::reinitialize | ( | ) | `[virtual]`

Initialize the service.

Reimplemented from DataSvc.

Definition at line 65 of file FastContainersSvc.cpp.

                                               {
      // do nothing
      return StatusCode::SUCCESS;
    }

void FastContainersSvc::resetStore | ( | ) | `[virtual]`

Reset all the instances of TransientFastContainerBase in the store.

Definition at line 85 of file FastContainersSvc.cpp.

                                       {
      traverseTree(&m_storeResetter).ignore();
    }

## Friends And Related Function Documentation

friend class SvcFactory< FastContainersSvc >`[friend]`

Definition at line 53 of file FastContainersSvc.h.

## Member Data Documentation

std::string FastContainersSvc::m_rootDirName`[private]`

Name of the root node (property "RootDirName").

Definition at line 56 of file FastContainersSvc.h.

FastContainersSvc::StoreResetter FastContainersSvc::m_storeResetter`[private]`

The documentation for this class was generated from the following files:

- /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v22r4/GaudiSvc/src/FastContainersSvc/FastContainersSvc.h
- /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v22r4/GaudiSvc/src/FastContainersSvc/FastContainersSvc.cpp

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