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TupleDetail.h
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1 #ifndef GAUDIALG_TUPLEDETAIL_H
2 #define GAUDIALG_TUPLEDETAIL_H 1
3 // ============================================================================
4 // Include files
5 // ============================================================================
6 #include "GaudiAlg/Tuple.h"
7 #include "GaudiAlg/TupleObj.h"
8 #include "GaudiAlg/Tuples.h"
9 // ============================================================================
10
11 // ============================================================================
17 // ============================================================================
18
19 namespace Tuples
20 {
27 namespace detail
28 {
77 template <class HANDLER1, class HANDLER2>
78 class TupleObjImp : public TupleObj
79 {
80 public:
89 TupleObjImp( HANDLER1 handler1, HANDLER2 handler2, const std::string& name, NTuple::Tuple* tuple,
90 const CLID& clid = CLID_ColumnWiseTuple, const Tuples::Type type = Tuples::NTUPLE )
91 : TupleObj( name, tuple, clid, type ), m_handler1( handler1 ), m_handler2( handler2 )
92 {
93 }
94
95 public:
96 StatusCode Error( const std::string& msg, const StatusCode sc = StatusCode::FAILURE ) const override
97 {
98 m_handler1( name() + " " + msg, sc );
99 return sc;
100 }
101
102 StatusCode Warning( const std::string& msg, const StatusCode sc = StatusCode::FAILURE ) const override
103 {
104 m_handler2( name() + " " + msg, sc );
105 return sc;
106 }
107
108 protected:
110 ~TupleObjImp() override = default;
111
112 private:
113 HANDLER1 m_handler1;
114 HANDLER2 m_handler2;
115 };
116
145 template <class HANDLER1, class HANDLER2>
146 inline TupleObj* createTupleObj( HANDLER1 handler1, HANDLER2 handler2, const std::string& name,
147 NTuple::Tuple* tuple, const CLID& clid = CLID_ColumnWiseTuple,
148 const Tuples::Type type = Tuples::NTUPLE )
149 {
150 return new TupleObjImp<HANDLER1, HANDLER2>( handler1, handler2, name, tuple, clid, type );
151 }
152
163 template <class OBJECT, class FUNCTION>
164 class ErrorHandler
165 {
166 public:
168 ErrorHandler( const OBJECT* obj, FUNCTION fun ) : m_obj( obj ), m_fun( fun ) {}
169
170 public:
172 StatusCode operator()( const std::string& msg, const StatusCode sc, const size_t mp = 10 ) const
173 {
174 return ( m_obj->*m_fun )( msg, sc, mp );
175 }
176
177 private:
178 // default constructor is private
179 ErrorHandler();
180
181 private:
182 const OBJECT* m_obj = nullptr;
183 FUNCTION m_fun;
184 };
185
205 template <class OBJECT, class FUNCTION>
206 inline ErrorHandler<OBJECT, FUNCTION> make_handler( const OBJECT* object, FUNCTION function )
207 {
208 return ErrorHandler<OBJECT, FUNCTION>( object, function );
209 }
210 }
211
230 template <class OWNER>
231 inline TupleObj* createTupleObj( const OWNER* owner, const std::string& name, NTuple::Tuple* tuple,
232 const CLID& clid = CLID_ColumnWiseTuple, const Tuples::Type type = Tuples::NTUPLE )
233 {
234 return detail::createTupleObj( detail::make_handler( owner, &OWNER::Error ),
235 detail::make_handler( owner, &OWNER::Warning ), name, tuple, clid, type );
236 }
237
238 } // end of namespace Tuples
239
240 // ============================================================================
241 // The END
242 // ============================================================================
243 #endif // GAUDIALG_TUPLEDETAIL_H
244 // ============================================================================
Tuples::detail::createTupleObj
TupleObj * createTupleObj(HANDLER1 handler1, HANDLER2 handler2, const std::string &name, NTuple::Tuple *tuple, const CLID &clid=CLID_ColumnWiseTuple, const Tuples::Type type=Tuples::NTUPLE)
Templated helper functions allow to avoid heavy semantics of dealing with explicit type of class Tupl...
Definition: TupleDetail.h:146
Tuples::TupleObj::tuple
const NTuple::Tuple * tuple() const
provide the access to underlying Gaudi N-tuple
Definition: TupleObj.h:1949
Tuples::detail::TupleObjImp::~TupleObjImp
~TupleObjImp() override=default
empty protected destructor
Tuples::detail::ErrorHandler::ErrorHandler
ErrorHandler(const OBJECT *obj, FUNCTION fun)
constructor
Definition: TupleDetail.h:168
TupleObj.h
Header file for class TupleObj.
Tuples::detail::TupleObjImp
The simplest concrete implementation of class TupleObj with 3 arbitrary error handlers Any types (cla...
Definition: TupleDetail.h:78
std::string
STL class.
detail
TupleObj.h GaudiAlg/TupleObj.h namespace with few technical implementations.
Tuples::TupleObj
A simple wrapper class over standard Gaudi NTuple::Tuple facility.
Definition: TupleObj.h:199
Tuples::detail::TupleObjImp::TupleObjImp
TupleObjImp(HANDLER1 handler1, HANDLER2 handler2, const std::string &name, NTuple::Tuple *tuple, const CLID &clid=CLID_ColumnWiseTuple, const Tuples::Type type=Tuples::NTUPLE)
constructor
Definition: TupleDetail.h:89
StatusCode
This class is used for returning status codes from appropriate routines.
Definition: StatusCode.h:26
Tuples::detail::ErrorHandler::m_fun
FUNCTION m_fun
Definition: TupleDetail.h:183
CLID
unsigned int CLID
Class ID definition.
Definition: ClassID.h:8
NTuple::Tuple
Abstract base class which allows the user to interact with the actual N tuple implementation.
Definition: NTuple.h:412
Tuples::detail::TupleObjImp::Error
StatusCode Error(const std::string &msg, const StatusCode sc=StatusCode::FAILURE) const override
Definition: TupleDetail.h:96
Tuples::detail::ErrorHandler::operator()
StatusCode operator()(const std::string &msg, const StatusCode sc, const size_t mp=10) const
the only one &#39;useful&#39; method
Definition: TupleDetail.h:172
Tuples::TupleObj::type
Tuples::Type type() const
accessor to the N-Tuple type
Definition: TupleObj.h:1976
Tuples::detail::make_handler
ErrorHandler< OBJECT, FUNCTION > make_handler(const OBJECT *object, FUNCTION function)
Templated helper functions allow to avoid heavy semantics of dealing with explicit type of class Erro...
Definition: TupleDetail.h:206
fun
double fun(const std::vector< double > &x)
Definition: PFuncTest.cpp:26
GaudiMP.FdsRegistry.msg
msg
Definition: FdsRegistry.py:8
Tuples.h
Tuples::NTUPLE
Definition: TupleObj.h:85
StatusCode::FAILURE
Definition: StatusCode.h:29
Tuples::detail::TupleObjImp::Warning
StatusCode Warning(const std::string &msg, const StatusCode sc=StatusCode::FAILURE) const override
Definition: TupleDetail.h:102
Tuples::TupleObj::clid
const CLID & clid() const
accessor to the N-Tuple CLID
Definition: TupleObj.h:1973
DataObject
A DataObject is the base class of any identifiable object on any data store.
Definition: DataObject.h:30
Tuples::detail::TupleObjImp::m_handler2
HANDLER2 m_handler2
Definition: TupleDetail.h:114
Tuples::Type
Type
the list of available types for ntuples
Definition: TupleObj.h:84
Tuples::TupleObj::name
const std::string & name() const
get the name
Definition: TupleObj.h:1944
Tuples::detail::TupleObjImp::m_handler1
HANDLER1 m_handler1
Definition: TupleDetail.h:113
Tuple.h
Header file for class : Tuple.
Tuples::detail::ErrorHandler
Concrete error handlers for dealing with classes, which supports member functions Error...
Definition: TupleDetail.h:164
Tuples
General namespace for Tuple properties.
Definition: Maps.h:34