pool::DbIter< T > Class Template Reference

#include <DbIter.h>

Collaboration diagram for pool::DbIter< T >:

Public Member Functions
	DbIter (const DbIter &c)=delete
	Copy constructor. More...
bool	operator== (const DbIter< T > &iter) const =delete
	Equality operator. More...
DbIter &	operator= (const DbIter &copy)=delete
	Assignment operator. More...
	DbIter (DbAccessMode mode=pool::READ)
	Constructor with initializing arguments. More...
virtual	~DbIter ()
	Destructor. More...
const DbContainer &	container () const
	Access to container handler. More...
bool	isValid () const
	Check validity. More...
DbHandle< T > &	operator-> ()
	Dereference operator. More...
DbHandle< T > &	operator* ()
	Dereference operator. More...
DbHandle< T > &	handle ()
	Access to current object handle. More...
const DbHandle< T > &	handle () const
	Access to current object handle (CONST) More...
const T *	object () const
	Dereference operator. More...
T *	object ()
const Token *	token () const
	Access to cursor token. More...
DbStatus	scan (const DbContainer &cntH, const DbTypeInfo *typ)
	Scan the container. More...
DbStatus	next ()
	Retrieve next element. More...

Private Attributes
DbContainer	m_cnt
	Handle to container object. More...
DbHandle< T >	m_obj
	Handle to current object. More...
Token	m_token
	Current cursor for the loop. More...
const DbTypeInfo *	m_type
	Object type used for this scan. More...
DbAccessMode	m_mode
	Data access type (Default to READ) More...

Detailed Description

template<class T>
class pool::DbIter< T >

Definition at line 40 of file DbIter.h.

Constructor & Destructor Documentation

DbIter() [1/2]

template<class T >

pool::DbIter< T >::DbIter ( const DbIter< T > &  c )

delete

Copy constructor.

DbIter() [2/2]

template<class T >

pool::DbIter< T >::DbIter ( DbAccessMode  mode = pool::READ )

inline

Constructor with initializing arguments.

Definition at line 61 of file DbIter.h.

: m_token(), m_type(0), m_mode(mode) { }

~DbIter()

template<class T >

virtual pool::DbIter< T >::~DbIter ( )

inlinevirtual

Destructor.

Definition at line 63 of file DbIter.h.

{ }

Member Function Documentation

container()

template<class T >

const DbContainer& pool::DbIter< T >::container ( ) const

inline

Access to container handler.

Definition at line 65 of file DbIter.h.

{    return m_cnt;                    }

handle() [1/2]

template<class T >

DbHandle<T>& pool::DbIter< T >::handle ( )

inline

Access to current object handle.

Definition at line 73 of file DbIter.h.

{    return m_obj;                    }

handle() [2/2]

template<class T >

const DbHandle<T>& pool::DbIter< T >::handle ( ) const

inline

Access to current object handle (CONST)

Definition at line 75 of file DbIter.h.

{    return m_obj;                    }

isValid()

template<class T >

bool pool::DbIter< T >::isValid ( ) const

inline

Check validity.

Definition at line 67 of file DbIter.h.

{    return m_obj.isValid();          }

next()

template<class T >

pool::DbStatus pool::DbIter< T >::next

inline

Retrieve next element.

Retrieve next element of iteration.

Definition at line 107 of file DbIter.h.

{
  DbObjectHandle<DbObject> objH(m_obj.ptr());
  objH._setType(m_obj.type());
  m_token.oid().second++;     // MN: assuming first OID=1?
  if ( m_cnt.loadNext(objH, m_token.oid(), m_type).isSuccess() ) {
    m_obj._setObject(static_cast<T*>(objH.ptr()));
    return Success;
  }
  return Error;
}

object() [1/2]

template<class T >

T* pool::DbIter< T >::object ( )

inline

Definition at line 78 of file DbIter.h.

{    return m_obj.ptr();              }

object() [2/2]

template<class T >

const T* pool::DbIter< T >::object ( ) const

inline

Dereference operator.

Definition at line 77 of file DbIter.h.

{    return m_obj.ptr();              }

operator*()

template<class T >

DbHandle<T>& pool::DbIter< T >::operator* ( )

inline

Dereference operator.

Definition at line 71 of file DbIter.h.

{    return m_obj;                    }

operator->()

template<class T >

DbHandle<T>& pool::DbIter< T >::operator-> ( )

inline

Dereference operator.

Definition at line 69 of file DbIter.h.

{    return m_obj;                    }

operator=()

template<class T >

DbIter& pool::DbIter< T >::operator= ( const DbIter< T > &  copy )

delete

Assignment operator.

operator==()

template<class T >

bool pool::DbIter< T >::operator== ( const DbIter< T > &  iter ) const

delete

Equality operator.

scan()

template<class T >

pool::DbStatus pool::DbIter< T >::scan ( const DbContainer &  cntH, const DbTypeInfo *  typ  )

inline

Scan the container.

Definition at line 94 of file DbIter.h.

{
  if ( cntH.isValid() )   {
    m_type   = typ;
    m_cnt    = cntH;
  }
  m_obj = DbHandle<T>(cntH.type());
 
  return cntH.isValid()? Success : Error;
}

token()

template<class T >

const Token* pool::DbIter< T >::token ( ) const

inline

Access to cursor token.

Definition at line 80 of file DbIter.h.

{    return &m_token;                 }

Member Data Documentation

m_cnt

template<class T >

DbContainer pool::DbIter< T >::m_cnt

private

Handle to container object.

Definition at line 42 of file DbIter.h.

m_mode

template<class T >

DbAccessMode pool::DbIter< T >::m_mode

private

Data access type (Default to READ)

Definition at line 50 of file DbIter.h.

m_obj

template<class T >

DbHandle<T> pool::DbIter< T >::m_obj

private

Handle to current object.

Definition at line 44 of file DbIter.h.

m_token

template<class T >

Token pool::DbIter< T >::m_token

private

Current cursor for the loop.

Definition at line 46 of file DbIter.h.

m_type

template<class T >

const DbTypeInfo* pool::DbIter< T >::m_type

private

Object type used for this scan.

Definition at line 48 of file DbIter.h.

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

• DbIter.h