Abstract handler for conditions data. More...
#include <IConditionsHandler.hh>
Public Member Functions | |
| virtual void | updateEvent (lcio::LCEvent *evt)=0 |
| Retrieves the new conditions data if required by evt->getTimestamp() and adds a collection to event with its name. More... | |
| virtual void | update (LCCDTimeStamp timestamp)=0 |
| Retrieves the new conditions data if required by timestamp. More... | |
| virtual lcio::LCCollection * | currentCollection ()=0 |
| Returns the current collection of conditions data. | |
| virtual void | registerChangeListener (IConditionsChangeListener *cl)=0 |
| Every IConditionsChangeListener will be notified if the conditions data of this instance has changed. | |
| virtual void | removeChangeListener (IConditionsChangeListener *cl)=0 |
| Remove the specified listener from list of registered listeners ;. | |
| virtual bool | isChangeListenerRegistered (IConditionsChangeListener *cl)=0 |
| checks if the changeListner is Registered | |
| virtual void | registerDefaultCollection (lcio::LCCollection *col)=0 |
| Register a pointer to a default collection which will be passed to the IConditionsChangeListener if no data can be found for a given time stamp. | |
| virtual lcio::LCCollection * | defaultCollection ()=0 |
| The default collection registered with the handler. | |
| virtual lcio::LCCollection * | lastValidCollection ()=0 |
| The last valid collection held by the handler. | |
| virtual const std::string | name ()=0 |
| The name of this conditions handler - used, e.g. More... | |
| virtual LCCDTimeStamp | validSince ()=0 |
| First timestamp for which the current conditions data is valid. | |
| virtual LCCDTimeStamp | validTill ()=0 |
| Last timestamp for which the current conditions data is valid. | |
Detailed Description
Abstract handler for conditions data.
Need one implementation instance for every data set. Check documentation of concrete implemetation for behaviour on update, e.g. a simple file handler might ignore calls to update and always hold the same data set.
- Version
- Id:
- IConditionsHandler.hh,v 1.3 2007-04-27 13:21:31 gaede Exp
Member Function Documentation
|
pure virtual |
The name of this conditions handler - used, e.g.
as name of the collection in update( lcio::LCEvent* evt ).
- See Also
- update( lcio::LCEvent* evt )
Implemented in lccd::ConditionsHandlerBase.
|
pure virtual |
Retrieves the new conditions data if required by timestamp.
Notifies all registered listeners
See implementation classes for details.
Implemented in lccd::DBFileHandler, lccd::DBCondHandler, lccd::ConditionsHandlerBase, lccd::SimpleFileHandler, and lccd::DataFileHandler.
|
pure virtual |
Retrieves the new conditions data if required by evt->getTimestamp() and adds a collection to event with its name.
Notifies all registered listeners
Implemented in lccd::ConditionsHandlerBase, and lccd::DataFileHandler.
The documentation for this class was generated from the following file:
