RDBRecord Class Reference

RDBRecord is one record in the RDBRecordset object. More...

#include <RDBRecord.h>

Inheritance diagram for RDBRecord:

Collaboration diagram for RDBRecord:

Public Member Functions
	RDBRecord (const RDBRecord &)=delete
RDBRecord &	operator= (const RDBRecord &)=delete
	~RDBRecord () override
	Destructor.
bool	isFieldNull (std::string_view fieldName) const override
	Check if the field value is NULL.
int	getInt (std::string_view fieldName) const override
	Get int field value.
long	getLong (std::string_view fieldName) const override
	Get long field value.
double	getDouble (std::string_view fieldName) const override
	Get double field value.
float	getFloat (std::string_view fieldName) const override
	Get float field value.
virtual const std::string &	getString (std::string_view string_view) const override
	Get string field value.
int	getInt (std::string_view fieldName, unsigned int index) const override
	Get array int field value.
long	getLong (std::string_view fieldName, unsigned int index) const override
	Get array long field value.
double	getDouble (std::string_view fieldName, unsigned int index) const override
	Get array double field value.
float	getFloat (std::string_view fieldName, unsigned int index) const override
	Get array float field value.
virtual const std::string &	getString (std::string_view fieldName, unsigned int index) const override
	Get array string field value.
bool	operator!= (const RDBRecord &rhs) const
std::ostream &	toOutputStream (std::ostream &os) const

Protected Member Functions
	RDBRecord (const coral::AttributeList &attList, const std::string &tableName)
	Constructor used by RDBRecordset class.

Private Types
typedef std::map< std::string, unsigned int, std::less<> >	FieldName2ListIndex

Private Member Functions
	RDBRecord ()
	Empty private constructor.
template<typename T>
const T &	getGeneric (std::string_view fieldName) const
FieldName2ListIndex::const_iterator	getItr (std::string_view fieldName) const
FieldName2ListIndex::const_iterator	getItr (std::string_view fieldName, int) const

Private Attributes
FieldName2ListIndex	m_name2Index
coral::AttributeList *m_values	ATLAS_THREAD_SAFE
std::string	m_tableName

Friends
class	RDBRecordset

Detailed Description

RDBRecord is one record in the RDBRecordset object.

Definition at line 36 of file RDBRecord.h.

Member Typedef Documentation

FieldName2ListIndex

typedef std::map<std::string, unsigned int, std::less<> > RDBRecord::FieldName2ListIndex

private

Definition at line 125 of file RDBRecord.h.

Constructor & Destructor Documentation

RDBRecord() [1/3]

RDBRecord::RDBRecord ( const RDBRecord & )

delete

~RDBRecord()

RDBRecord::~RDBRecord ( )

override

Destructor.

Definition at line 41 of file RDBRecord.cxx.

{
  delete m_values;
}

RDBRecord() [2/3]

RDBRecord::RDBRecord ( const coral::AttributeList & attList, const std::string & tableName )

protected

Constructor used by RDBRecordset class.

Parameters

attList	[IN] pointer to the attribute list, source of the Record object
cursor	[IN] need to check if the field values are NULL
tableName	[IN] data table name in the database

Definition at line 26 of file RDBRecord.cxx.

  : m_values(0)
  , m_tableName(tableName)
{
  // Copy attList.  Try to avoid sharing, for thread-safety.
  m_values = new coral::AttributeList(attList.specification(), false);
  m_values->fastCopyData (attList);
 
  for(unsigned int i=0; i<m_values->size(); i++) {
    std::string key = (*m_values)[i].specification().name();
    m_name2Index[key] = i;
  }
}

RDBRecord() [3/3]

RDBRecord::RDBRecord ( )

inlineprivate

Empty private constructor.

Definition at line 128 of file RDBRecord.h.

{}

Member Function Documentation

getDouble() [1/2]

double RDBRecord::getDouble ( std::string_view fieldName ) const

overridevirtual

Get double field value.

Parameters

fieldName

[IN] field name

Returns

field value

Implements IRDBRecord.

Definition at line 128 of file RDBRecord.cxx.

{
  return getGeneric<double>(fieldName);
}

getDouble() [2/2]

double RDBRecord::getDouble ( std::string_view fieldName, unsigned int index ) const

overridevirtual

Get array double field value.

Parameters

fieldName	[IN] field name
index	[IN] index in the array

Returns

field value

Implements IRDBRecord.

Definition at line 175 of file RDBRecord.cxx.

{
  auto it = getItr(fieldName, index);
  const coral::AttributeList& values = *m_values;
  const auto &item = values[it->second];
  if(item.specification().type()==typeid(double)) {
    return item.data<double>();
  }
  else {
    throw std::runtime_error( std::format("Field {} is NOT of double type",fieldName));
  }
}

getFloat() [1/2]

float RDBRecord::getFloat ( std::string_view fieldName ) const

overridevirtual

Get float field value.

Parameters

fieldName

[IN] field name

Returns

field value

Implements IRDBRecord.

Definition at line 133 of file RDBRecord.cxx.

{
  return getGeneric<float>(fieldName);
}

getFloat() [2/2]

float RDBRecord::getFloat ( std::string_view fieldName, unsigned int index ) const

overridevirtual

Get array float field value.

Parameters

fieldName	[IN] field name
index	[IN] index in the array

Returns

field value

Implements IRDBRecord.

Definition at line 188 of file RDBRecord.cxx.

{
  auto it = getItr(fieldName, index);
  const coral::AttributeList& values = *m_values;
  const auto &item = values[it->second];
  if(item.specification().type()==typeid(float)) {
    return item.data<float>();
  }
  else {
    throw std::runtime_error( std::format("Field {} is NOT of float type", fieldName));
  }
}

getGeneric()

template<typename T>

const T & RDBRecord::getGeneric ( std::string_view fieldName ) const

private

Definition at line 47 of file RDBRecord.cxx.

{
  std::string name =std::format("{}.{}", m_tableName, fieldName);
  FieldName2ListIndex::const_iterator it = m_name2Index.find(name);
  if(it==m_name2Index.end()) {
    throw std::runtime_error(std::format("Wrong name for the field {}", name));  
  }
 
  const coral::AttributeList& values = *m_values;
  const auto &itr = values[it->second];
  if(itr.specification().type()==typeid(T)) {
    return itr.data<T>();
  } else {
    throw std::runtime_error(std::format("Field {} is NOT a type of {}", fieldName, typeid(T).name()));  
  }
}

getInt() [1/2]

int RDBRecord::getInt ( std::string_view fieldName ) const

overridevirtual

Get int field value.

Parameters

fieldName

[IN] field name

Returns

field value

Implements IRDBRecord.

Definition at line 93 of file RDBRecord.cxx.

{
  auto it = getItr(fieldName);
  const coral::AttributeList& values = *m_values;
  const auto& item = values[it->second];
  if(item.specification().type()==typeid(int)) {
    return item.data<int>();
  }
  else if(item.specification().type()==typeid(long)) {
    return (int)item.data<long>();
  }
  else {
    throw std::runtime_error( std::format("Field {} is NOT of integer type", fieldName));
  }
}

getInt() [2/2]

int RDBRecord::getInt ( std::string_view fieldName, unsigned int index ) const

overridevirtual

Get array int field value.

Parameters

fieldName	[IN] field name
index	[IN] index in the array

Returns

field value

Implements IRDBRecord.

Definition at line 143 of file RDBRecord.cxx.

{
  auto it = getItr(fieldName, index);
  const coral::AttributeList& values = *m_values;
  const auto &item = values[it->second];
  if(item.specification().type()==typeid(int)) {
    return item.data<int>();
  }
  else if(item.specification().type()==typeid(long)) {
    return (int)item.data<long>();
  }
  else {
    throw std::runtime_error( std::format("Field {} is NOT of integer type", fieldName));
  }
}

getItr() [1/2]

RDBRecord::FieldName2ListIndex::const_iterator RDBRecord::getItr ( std::string_view fieldName ) const

private

Definition at line 64 of file RDBRecord.cxx.

{
  const std::string name = std::format("{}.{}", m_tableName, fieldName);
  FieldName2ListIndex::const_iterator it = m_name2Index.find(name);
  if(it==m_name2Index.end()) {
    throw std::runtime_error( "Wrong name for the field " + name);
  }
  return it;
}

getItr() [2/2]

RDBRecord::FieldName2ListIndex::const_iterator RDBRecord::getItr ( std::string_view fieldName, int index ) const

private

Definition at line 74 of file RDBRecord.cxx.

{
  const std::string name =std::format("{}.{}_{}", m_tableName, fieldName, index);
  FieldName2ListIndex::const_iterator it = m_name2Index.find(name);
  if(it==m_name2Index.end()) {
    throw std::runtime_error(std::format("Wrong name for the array field {}.{} or index={} is out of range.",m_tableName,fieldName,index));
  }
  return it;
}

getLong() [1/2]

long RDBRecord::getLong ( std::string_view fieldName ) const

overridevirtual

Get long field value.

Parameters

fieldName

[IN] field name

Returns

field value

Implements IRDBRecord.

Definition at line 109 of file RDBRecord.cxx.

{
  auto it = getItr(fieldName);
  const coral::AttributeList& values = *m_values;
  const auto& item = values[it->second];
  if(item.specification().type()==typeid(long)) {
    return item.data<long>();
  }
  else if(item.specification().type()==typeid(int)) {
    return (long)item.data<int>();
  }
  else if(item.specification().type()==typeid(long long)) {
    return (long)item.data<long long>();
  }
  else {
    throw std::runtime_error( std::format("Field {} is NOT of long type",fieldName));
  }
}

getLong() [2/2]

long RDBRecord::getLong ( std::string_view fieldName, unsigned int index ) const

overridevirtual

Get array long field value.

Parameters

fieldName	[IN] field name
index	[IN] index in the array

Returns

field value

Implements IRDBRecord.

Definition at line 159 of file RDBRecord.cxx.

{
  auto it = getItr(fieldName, index);
  const coral::AttributeList& values = *m_values;
  const auto &item = values[it->second];
  if(item.specification().type()==typeid(long)) {
    return item.data<long>();
  }
  else if(item.specification().type()==typeid(int)) {
    return (long)item.data<int>();
  }
  else {
    throw std::runtime_error( std::format("Field {} is NOT of long type", fieldName));
  }
}

getString() [1/2]

const std::string & RDBRecord::getString ( std::string_view fieldName, unsigned int index ) const

overridevirtual

Get array string field value.

Parameters

fieldName	[IN] field name
index	[IN] index in the array

Returns

field value

Implements IRDBRecord.

Definition at line 201 of file RDBRecord.cxx.

{
  auto it = getItr(fieldName, index);
  const coral::AttributeList& values = *m_values;
  const auto &item = values[it->second];
  if(item.specification().type()==typeid(std::string)) {
    return item.data<std::string>();
  }
  else {
    throw std::runtime_error( std::format("Field {} is NOT of string type", fieldName));
  }
}

getString() [2/2]

const std::string & RDBRecord::getString ( std::string_view string_view ) const

overridevirtual

Get string field value.

Parameters

fieldName

[IN] field name

Returns

field value

Implements IRDBRecord.

Definition at line 138 of file RDBRecord.cxx.

{
  return getGeneric<std::string>(fieldName);
}

isFieldNull()

bool RDBRecord::isFieldNull ( std::string_view fieldName ) const

overridevirtual

Check if the field value is NULL.

Parameters

fieldName

[IN] field name @retun TRUE if the field is NULL, FALSE otherwise

Implements IRDBRecord.

Definition at line 85 of file RDBRecord.cxx.

{
  auto it = getItr(fieldName);
 
  const coral::AttributeList& values = *m_values;
  return values[it->second].isNull();
}

operator!=()

bool RDBRecord::operator!=

(

const RDBRecord &

rhs

)

const

Definition at line 214 of file RDBRecord.cxx.

{
  const coral::AttributeList& myAttList = *m_values;
  const coral::AttributeList& rhsAttList = *rhs.m_values;
 
  if(myAttList.size()!=rhsAttList.size()) return true;
 
  for(size_t i(0); i<myAttList.size(); ++i) {
    const coral::Attribute& myAtt = myAttList[i];
    const std::string name = myAtt.specification().name();
    bool exists(false);
    for(size_t j(0); j<rhsAttList.size(); ++j) {
      const coral::Attribute& rhsAtt = rhsAttList[j];
      if(rhsAtt.specification().name()==name) {
    if(myAtt!=rhsAtt) {
      return true;
    }
    exists = true;
    break;
      }
    }// Go through the attributes in the RHS list
    if(!exists)
      return true;
  }
  return false;
}

operator=()

RDBRecord & RDBRecord::operator= ( const RDBRecord & )

delete

toOutputStream()

std::ostream & RDBRecord::toOutputStream

(

std::ostream &

os

)

const

Definition at line 241 of file RDBRecord.cxx.

{
  m_values->toOutputStream(os);
  return os;
}

Friends And Related Symbol Documentation

RDBRecordset

friend class RDBRecordset

friend

Definition at line 38 of file RDBRecord.h.

Member Data Documentation

ATLAS_THREAD_SAFE

coral::AttributeList* m_values RDBRecord::ATLAS_THREAD_SAFE

private

Definition at line 131 of file RDBRecord.h.

m_name2Index

FieldName2ListIndex RDBRecord::m_name2Index

private

Definition at line 130 of file RDBRecord.h.

m_tableName

std::string RDBRecord::m_tableName

private

Definition at line 133 of file RDBRecord.h.

---

The documentation for this class was generated from the following files:

• RDBRecord.h
• RDBRecord.cxx