cond::persistency::PayloadProxy< DataT > Class Template Reference

#include <PayloadProxy.h>

Inheritance diagram for cond::persistency::PayloadProxy< DataT >:

Public Member Functions
virtual void	invalidateCache ()
virtual void	invalidateTransientCache ()
virtual void	make ()
const DataT &	operator() () const
	PayloadProxy (const char *source=0)
virtual	~PayloadProxy ()
Public Member Functions inherited from cond::persistency::BasePayloadProxy
	BasePayloadProxy ()
IOVProxy	iov ()
bool	isValid () const
virtual void	loadMore (CondGetter const &)
void	loadTag (const std::string &tag)
const Hash &	payloadId () const
void	reload ()
const std::vector< Iov_t > &	requests () const
ValidityInterval	setIntervalFor (Time_t target, bool loadPayload=false)
void	setUp (Session dbSession)
TimeType	timeType () const
virtual	~BasePayloadProxy ()

Protected Member Functions
virtual void	loadPayload ()

Private Attributes
Hash	m_currentPayloadId
boost::shared_ptr< DataT >	m_data

Additional Inherited Members
Protected Attributes inherited from cond::persistency::BasePayloadProxy
Iov_t	m_currentIov
IOVProxy	m_iovProxy
std::vector< Iov_t >	m_requests
Session	m_session

Detailed Description

template<typename DataT>
class cond::persistency::PayloadProxy< DataT >

Definition at line 76 of file PayloadProxy.h.

Constructor & Destructor Documentation

template<typename DataT>

cond::persistency::PayloadProxy< DataT >::PayloadProxy ( const char *  source = 0 )

inlineexplicit

Definition at line 79 of file PayloadProxy.h.

                                                     :
    BasePayloadProxy() {}

template<typename DataT>

virtual cond::persistency::PayloadProxy< DataT >::~PayloadProxy ( )

inlinevirtual

Reimplemented in cond::persistency::PayloadProxy< cond::persistency::KeyList >.

Definition at line 82 of file PayloadProxy.h.

{}

Member Function Documentation

template<typename DataT>

virtual void cond::persistency::PayloadProxy< DataT >::invalidateCache ( )

inlinevirtual

Implements cond::persistency::BasePayloadProxy.

Reimplemented in cond::persistency::PayloadProxy< cond::persistency::KeyList >.

Definition at line 106 of file PayloadProxy.h.

                                     {
    m_data.reset();
    m_currentPayloadId.clear();
    m_currentIov.clear();
    m_requests.clear();
      }

template<typename DataT>

virtual void cond::persistency::PayloadProxy< DataT >::invalidateTransientCache ( )

inlinevirtual

Definition at line 101 of file PayloadProxy.h.

                                              {
    m_data.reset();
        m_currentPayloadId.clear();
      }

template<typename DataT>

virtual void cond::persistency::PayloadProxy< DataT >::loadPayload ( )

inlineprotectedvirtual

Implements cond::persistency::BasePayloadProxy.

Reimplemented in cond::persistency::PayloadProxy< cond::persistency::KeyList >.

Definition at line 114 of file PayloadProxy.h.

Referenced by cond::persistency::PayloadProxy< std::vector< cond::Time_t > >::make().

                                 {
    if( m_currentIov.payloadId.empty() ){
      throwException( "Can't load payload: no valid IOV found.","PayloadProxy::loadPayload" );
    }
    m_data = m_session.fetchPayload<DataT>( m_currentIov.payloadId );
    m_currentPayloadId = m_currentIov.payloadId;      
    m_requests.push_back( m_currentIov );
      }

template<typename DataT>

virtual void cond::persistency::PayloadProxy< DataT >::make ( )

inlinevirtual

Implements cond::persistency::BasePayloadProxy.

Definition at line 92 of file PayloadProxy.h.

                         {
    if( isValid() ){
      if( m_currentIov.payloadId == m_currentPayloadId ) return;
      m_session.transaction().start(true);
      loadPayload();
      m_session.transaction().commit();
    }
      }

template<typename DataT>

const DataT& cond::persistency::PayloadProxy< DataT >::operator() ( ) const

inline

Definition at line 85 of file PayloadProxy.h.

                                       {
    if( !m_data ) {
      throwException( "The Payload has not been loaded.","PayloadProxy::operator()");
    }
    return (*m_data); 
      }

Member Data Documentation

template<typename DataT>

Hash cond::persistency::PayloadProxy< DataT >::m_currentPayloadId

private

Definition at line 125 of file PayloadProxy.h.

Referenced by cond::persistency::PayloadProxy< std::vector< cond::Time_t > >::invalidateCache(), cond::persistency::PayloadProxy< std::vector< cond::Time_t > >::invalidateTransientCache(), cond::persistency::PayloadProxy< std::vector< cond::Time_t > >::loadPayload(), and cond::persistency::PayloadProxy< std::vector< cond::Time_t > >::make().

template<typename DataT>

boost::shared_ptr<DataT> cond::persistency::PayloadProxy< DataT >::m_data

private

Definition at line 124 of file PayloadProxy.h.

Referenced by cond::persistency::PayloadProxy< std::vector< cond::Time_t > >::invalidateCache(), cond::persistency::PayloadProxy< std::vector< cond::Time_t > >::invalidateTransientCache(), cond::persistency::PayloadProxy< std::vector< cond::Time_t > >::loadPayload(), and cond::persistency::PayloadProxy< std::vector< cond::Time_t > >::operator()().