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SmartRefBase.h
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1 // ====================================================================
2 // SmartRefBase.h
3 // --------------------------------------------------------------------
4 //
5 // Package : Gaudi/Kernel
6 // Base class for SmartReference objects
7 //
8 // Author : Markus Frank
9 //
10 // ====================================================================
11 #ifndef KERNEL_SMARTREFBASE_H
12 #define KERNEL_SMARTREFBASE_H 1
13
14 // Framework include files
15 #include "GaudiKernel/StreamBuffer.h"
16
17 class ObjectContainerBase;
18 class SmartRefBase;
19 class ContainedObject;
20 class DataObject;
21
47 class GAUDI_API SmartRefBase {
48 public:
50 mutable long m_hintID;
52 mutable long m_linkID;
54 mutable const DataObject* m_data;
56 mutable const ContainedObject* m_contd;
57
58 mutable long m_type;
59
60 enum { DATAOBJECT, CONTAINEDOBJECT };
61
63 const ContainedObject* accessData ( const ContainedObject* typ ) const;
65 const DataObject* accessData ( const DataObject* typ ) const;
66
68 bool isEqualEx(const DataObject* pObj, const SmartRefBase& c) const;
70 bool isEqualEx(const ContainedObject* pObj, const SmartRefBase& c) const;
72 bool isEqual (const ContainedObject* /* pObj */, const SmartRefBase& c) const {
73 return (m_hintID == c.m_hintID && m_linkID == c.m_linkID &&
74 m_data == c.m_data && m_contd == c.m_contd);
75 }
77 bool isEqual (const DataObject* /* pObj */, const SmartRefBase& c) const {
78 return m_linkID == c.m_linkID && m_data == c.m_data;
79 }
81 void writeObject (const DataObject* pObject, StreamBuffer& s) const {
82 s.addIdentifiedLink(pObject, m_hintID);
83 }
85 void writeObject (const ContainedObject* pObject, StreamBuffer& s) const {
86 s.addContainedLink(pObject, m_hintID, m_linkID);
87 }
89 DataObject* readObject (const DataObject* /* pObject */, StreamBuffer& s) const {
90 DataObject* pObj = 0;
91 s.getIdentifiedLink(pObj, m_hintID);
92 return pObj;
93 }
95 ContainedObject* readObject(const ContainedObject* /* pObject */, StreamBuffer& s) const {
96 ContainedObject* pObj = 0;
97 s.getContainedLink(pObj, m_hintID, m_linkID);
98 return pObj;
99 }
100 void setObjectType(const ContainedObject* /* pobj */) const {
101 m_type = CONTAINEDOBJECT;
102 }
103 void setObjectType(const DataObject* /* pobj */) const {
104 m_type = DATAOBJECT;
105 }
106
108 const std::string &path () const;
109
110 public:
111 int objectType() const {
112 return m_type;
113 }
115 void set(DataObject* pObj, long hint_id, long link_id);
116
117 };
118 #endif // KERNEL_SMARTREFBASE_H
SmartRefBase::isEqual
bool isEqual(const ContainedObject *, const SmartRefBase &c) const
Equality operator for ContainedObject like references.
Definition: SmartRefBase.h:72
gaudirun.c
c
Definition: gaudirun.py:391
GaudiPython.HistoUtils.path
path
Definition: HistoUtils.py:772
SmartRefBase::m_data
const DataObject * m_data
Object data: Pointer to the identifiable object the link originates.
Definition: SmartRefBase.h:54
StreamBuffer
The stream buffer is a small object collecting object data.
Definition: StreamBuffer.h:41
SmartRefBase::m_hintID
long m_hintID
Object data: ID of the link hint to the identifiable object.
Definition: SmartRefBase.h:50
SmartRefBase::readObject
ContainedObject * readObject(const ContainedObject *, StreamBuffer &s) const
Output streamer for ContainedObject like references.
Definition: SmartRefBase.h:95
SmartRefBase::writeObject
void writeObject(const DataObject *pObject, StreamBuffer &s) const
Output streamer for DataObject like references.
Definition: SmartRefBase.h:81
SmartRefBase::writeObject
void writeObject(const ContainedObject *pObject, StreamBuffer &s) const
Output streamer for ContainedObject like references.
Definition: SmartRefBase.h:85
SmartRefBase::setObjectType
void setObjectType(const ContainedObject *) const
Definition: SmartRefBase.h:100
SmartRefBase
User example objects: SmartRefBase.
Definition: SmartRefBase.h:47
StreamBuffer.h
std::string
STL class.
SmartRefBase::m_contd
const ContainedObject * m_contd
Object data: Pointer to the Contained object (if applicable)
Definition: SmartRefBase.h:56
SmartRefBase::DATAOBJECT
Definition: SmartRefBase.h:60
SmartRefBase::isEqual
bool isEqual(const DataObject *, const SmartRefBase &c) const
Equality operator for DataObject like references.
Definition: SmartRefBase.h:77
SmartRefBase::setObjectType
void setObjectType(const DataObject *) const
Definition: SmartRefBase.h:103
StreamBuffer::addIdentifiedLink
void addIdentifiedLink(const DataObject *pObject, long hint)
Definition: StreamBuffer.h:321
SmartRefBase::m_linkID
long m_linkID
Object data: ID of the object within the identifiable container (if any)
Definition: SmartRefBase.h:52
ContainedObject
All classes that their objects may be contained in an LHCb ObjectContainer (e.g.
Definition: ContainedObject.h:29
SmartRefBase::m_type
long m_type
Definition: SmartRefBase.h:58
gaudirun.s
string s
Definition: gaudirun.py:245
SmartRefBase::readObject
DataObject * readObject(const DataObject *, StreamBuffer &s) const
Input streamer for DataObject like references.
Definition: SmartRefBase.h:89
ObjectContainerBase
ObjectContainerBase is the base class for Gaudi container classes.
Definition: ObjectContainerBase.h:19
GAUDI_API
#define GAUDI_API
Definition: Kernel.h:107
DataObject
A DataObject is the base class of any identifiable object on any data store.
Definition: DataObject.h:30
StreamBuffer::addContainedLink
void addContainedLink(const ContainedObject *pObject, long hint, long link)
Definition: StreamBuffer.h:332
SmartRefBase::objectType
int objectType() const
Definition: SmartRefBase.h:111
StreamBuffer::getContainedLink
void getContainedLink(ContainedObject *&pObject, long &hint, long &link)
Definition: StreamBuffer.h:325
StreamBuffer::getIdentifiedLink
void getIdentifiedLink(DataObject *&pObject, long &hint)
Definition: StreamBuffer.h:315