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HiveReadAlgorithm.cpp
Go to the documentation of this file.
1
/***********************************************************************************\
2
* (c) Copyright 1998-2023 CERN for the benefit of the LHCb and ATLAS collaborations *
3
* *
4
* This software is distributed under the terms of the Apache version 2 licence, *
5
* copied verbatim in the file "LICENSE". *
6
* *
7
* In applying this licence, CERN does not waive the privileges and immunities *
8
* granted to it by virtue of its status as an Intergovernmental Organization *
9
* or submit itself to any jurisdiction. *
10
\***********************************************************************************/
11
#include <
GaudiKernel/Algorithm.h
>
12
#include <
GaudiKernel/DataStoreItem.h
>
13
#include <
GaudiKernel/ThreadLocalContext.h
>
14
15
class
GAUDI_API
HiveReadAlgorithm
:
public
Algorithm
{
16
public
:
17
using
Algorithm::Algorithm
;
18
StatusCode
initialize
()
override
;
19
StatusCode
execute
()
override
;
20
};
21
22
DECLARE_COMPONENT
(
HiveReadAlgorithm
)
23
24
StatusCode
HiveReadAlgorithm
::initialize() {
25
StatusCode
sc =
Algorithm::initialize
();
26
if
( !sc )
return
sc;
27
return
evtSvc()->addPreLoadItem(
DataStoreItem
(
"/Event"
, 99 ) );
28
}
29
30
StatusCode
HiveReadAlgorithm::execute
() {
31
info() <<
"Running now for event "
<<
Gaudi::Hive::currentContext
().
evt
() <<
endmsg
;
32
return
evtSvc
()->preLoad();
33
}
DataStoreItem.h
Gaudi::Hive::currentContext
GAUDI_API const EventContext & currentContext()
Definition:
ThreadLocalContext.cpp:30
Algorithm::execute
StatusCode execute() override=0
Gaudi::Algorithm::initialize
StatusCode initialize() override
the default (empty) implementation of IStateful::initialize() method
Definition:
Algorithm.h:178
Algorithm
Alias for backward compatibility.
Definition:
Algorithm.h:58
Algorithm.h
HiveReadAlgorithm
Definition:
HiveReadAlgorithm.cpp:15
StatusCode
Definition:
StatusCode.h:65
DataStoreItem
Definition:
DataStoreItem.h:27
HiveReadAlgorithm::execute
StatusCode execute() override
Definition:
HiveReadAlgorithm.cpp:30
endmsg
MsgStream & endmsg(MsgStream &s)
MsgStream Modifier: endmsg. Calls the output method of the MsgStream.
Definition:
MsgStream.h:202
ThreadLocalContext.h
Gaudi::Algorithm::evtSvc
SmartIF< IDataProviderSvc > & evtSvc() const
shortcut for method eventSvc
Definition:
Algorithm.h:250
DECLARE_COMPONENT
#define DECLARE_COMPONENT(type)
Definition:
PluginServiceV1.h:46
Gaudi::Algorithm::Algorithm
Algorithm(std::string name, ISvcLocator *svcloc, std::string version=PACKAGE_VERSION)
Constructor.
Definition:
Algorithm.h:101
EventContext::evt
ContextEvt_t evt() const
Definition:
EventContext.h:50
GAUDI_API
#define GAUDI_API
Definition:
Kernel.h:81
GaudiHive
src
HiveReadAlgorithm.cpp
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