ora::ObjectStreamerBase Class Reference

#include <ObjectStreamer.h>

Inheritance diagram for ora::ObjectStreamerBase:

List of all members.

Public Member Functions
void	buildBaseDataMembers (DataElement &dataElement, IRelationalData &relationalData, const Reflex::Type &objType, RelationalBuffer *operationBuffer)
bool	buildDataMembers (DataElement &dataElement, IRelationalData &relationalData, RelationalBuffer *operationBuffer)
	ObjectStreamerBase (const Reflex::Type &objectType, MappingElement &mapping, ContainerSchema &contSchema)
virtual void	processDataMember (DataElement &dataElement, IRelationalData &relationalData, Reflex::Type &dataMemberType, MappingElement &dataMemberMapping, RelationalBuffer *operationBuffer)=0
virtual	~ObjectStreamerBase ()
Protected Attributes
RelationalStreamerFactory	m_streamerFactory
Private Attributes
MappingElement &	m_mapping
Reflex::Type	m_objectType

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Detailed Description

Definition at line 15 of file ObjectStreamer.h.

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Constructor & Destructor Documentation

ora::ObjectStreamerBase::ObjectStreamerBase	(	const Reflex::Type &	objectType,
		MappingElement &	mapping,
		ContainerSchema &	contSchema
	)

Definition at line 24 of file ObjectStreamer.cc.

                                                                          :
  m_streamerFactory( contSchema ),
  m_objectType( objectType ),
  m_mapping( mapping ){
}

ora::ObjectStreamerBase::~ObjectStreamerBase

(

)

[virtual]

Definition at line 32 of file ObjectStreamer.cc.

                                          {
}

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Member Function Documentation

void ora::ObjectStreamerBase::buildBaseDataMembers	(	DataElement &	dataElement,
		IRelationalData &	relationalData,
		const Reflex::Type &	objType,
		RelationalBuffer *	operationBuffer
	)

Definition at line 35 of file ObjectStreamer.cc.

References ora::DataElement::addChild(), CustomConfigs::Base(), ora::ClassUtils::checkMappedType(), i, ora::isLoosePersistencyDataMember(), j, ora::ClassUtils::resolvedType(), ora::MappingRules::scopedVariableName(), ora::throwException(), and ora::MappingElement::variableType().

                                                                                       {
  
  for ( unsigned int i=0;i<objType.BaseSize();i++){
    Reflex::Base base = objType.BaseAt(i);
    Reflex::Type baseType = ClassUtils::resolvedType( base.ToType() );
    buildBaseDataMembers( dataElement, relationalData, baseType, operationBuffer );
    for ( unsigned int j=0;j<baseType.DataMemberSize();j++){
      Reflex::Member dataMember = baseType.DataMemberAt(j);      
      DataElement& dataMemberElement = dataElement.addChild( dataMember.Offset(), base.OffsetFP() );
      // Ignore the transients and the statics (how to deal with non-const statics?)
      if ( dataMember.IsTransient() || dataMember.IsStatic() ) continue;
      // Get the member type and resolve possible typedef chains
      Reflex::Type dataMemberType = ClassUtils::resolvedType( dataMember.TypeOf() );
      if ( ! dataMemberType ) {
        throwException( "Missing dictionary information for data member \"" +
                        dataMember.Name() + "\" of class \"" +
                        baseType.Name(Reflex::SCOPED|Reflex::FINAL) + "\"",
                        "ObjectStreamerBase::buildBaseDataMembers" );
      }
      
      // check if the member is from a class in the inheritance tree
      Reflex::Type declaringType = ClassUtils::resolvedType( dataMember.DeclaringType());
      std::string scope = declaringType.Name(Reflex::SCOPED|Reflex::FINAL);
      // Get the data member name
      std::string dataMemberName = MappingRules::scopedVariableName( dataMember.Name(), scope );
      // Retrieve the relevant mapping element
      MappingElement::iterator iDataMemberMapping = m_mapping.find( dataMemberName );
      if ( iDataMemberMapping != m_mapping.end() ) {
        MappingElement& dataMemberMapping = iDataMemberMapping->second;
        if( !ClassUtils::checkMappedType(dataMemberType,dataMemberMapping.variableType()) ){
          throwException( "Data member \""+dataMemberName +"\" type \"" + dataMemberType.Name(Reflex::SCOPED|Reflex::FINAL) +
                          "\" does not match with the expected type in the mapping \""+dataMemberMapping.variableType()+"\".",
                          "ObjectStreamerBase::buildBaseDataMembers" );
        }
        processDataMember( dataMemberElement, relationalData, dataMemberType, dataMemberMapping, operationBuffer );
      } else {
        if( !isLoosePersistencyDataMember( dataMember ) ){
          throwException( "Data member \"" + dataMemberName +
                          "\" not found in the mapping element of variable \""+m_mapping.variableName()+"\".",
                          "ObjectStreamerBase::buildBaseDataMembers" );
        }
      }
    }
  }
  
}

bool ora::ObjectStreamerBase::buildDataMembers	(	DataElement &	dataElement,
		IRelationalData &	relationalData,
		RelationalBuffer *	operationBuffer
	)

Definition at line 85 of file ObjectStreamer.cc.

References ora::DataElement::addChild(), ora::ClassUtils::checkMappedType(), i, ora::isLoosePersistencyDataMember(), ora::ClassUtils::resolvedType(), ora::MappingRules::scopedVariableName(), ora::throwException(), and ora::MappingElement::variableType().

                                                                                   {
  buildBaseDataMembers( dataElement, relationalData, m_objectType, operationBuffer );
    // Loop over the data members of the class.
  for ( unsigned int i=0;i<m_objectType.DataMemberSize();i++){

    Reflex::Member dataMember = m_objectType.DataMemberAt(i);
    DataElement& dataMemberElement = dataElement.addChild( dataMember.Offset(), 0 );

    Reflex::Type declaringType = ClassUtils::resolvedType( dataMember.DeclaringType());
    if( declaringType != m_objectType ){
      continue;
    }
          
    // Ignore the transients and the statics (how to deal with non-const statics?)
    if ( dataMember.IsTransient() || dataMember.IsStatic() ) continue;

    // Get the member type and resolve possible typedef chains
    Reflex::Type dataMemberType = ClassUtils::resolvedType( dataMember.TypeOf() );
    if ( ! dataMemberType ) {
      throwException( "Missing dictionary information for data member \"" +
                      dataMember.Name() + "\" of class \"" +
                      m_objectType.Name(Reflex::SCOPED|Reflex::FINAL) + "\"",
                      "ObjectStreamerBase::buildDataMembers" );
    }
      
    // check if the member is from a class in the inheritance tree
    std::string scope("");
    // Get the data member name
    std::string dataMemberName = MappingRules::scopedVariableName( dataMember.Name(), scope );
    
    // Retrieve the relevant mapping element
    MappingElement::iterator idataMemberMapping = m_mapping.find( dataMemberName );
    if ( idataMemberMapping != m_mapping.end() ) {
      MappingElement& dataMemberMapping = idataMemberMapping->second;
      if( !ClassUtils::checkMappedType(dataMemberType,dataMemberMapping.variableType())){
        throwException( "Data member  \""+dataMemberName +"\" type \"" + dataMemberType.Name(Reflex::SCOPED|Reflex::FINAL) +
                        "\" does not match with the expected type in the mapping \""+dataMemberMapping.variableType()+"\".",
                        "ObjectStreamerBase::buildDataMembers" );
      }
      processDataMember( dataMemberElement, relationalData, dataMemberType, dataMemberMapping, operationBuffer );
    } else {
      if(!isLoosePersistencyDataMember( dataMember ) ){
        throwException( "Data member \"" + dataMemberName +
                        "\" not found in the mapping element of variable \""+m_mapping.variableName()+"\".",
                        "ObjectStreamerBase::buildDataMembers" );
      }
    }
  }
  return true;
}

virtual void ora::ObjectStreamerBase::processDataMember	(	DataElement &	dataElement,
		IRelationalData &	relationalData,
		Reflex::Type &	dataMemberType,
		MappingElement &	dataMemberMapping,
		RelationalBuffer *	operationBuffer
	)		[pure virtual]

Implemented in ora::ObjectWriter, ora::ObjectUpdater, and ora::ObjectReader.

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Member Data Documentation

MappingElement& ora::ObjectStreamerBase::m_mapping [private]

Definition at line 26 of file ObjectStreamer.h.

Reflex::Type ora::ObjectStreamerBase::m_objectType [private]

Definition at line 25 of file ObjectStreamer.h.

RelationalStreamerFactory ora::ObjectStreamerBase::m_streamerFactory [protected]

Definition at line 23 of file ObjectStreamer.h.