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/* -*- C++ -*- */
//=============================================================================
/**
* @file Persistent_Entries.h
*
* $Id$
*
* @author Marina Spivak <marina@cs.wustl.edu>
*/
//=============================================================================
#ifndef TAO_PERSISTENT_ENTRIES_H
#define TAO_PERSISTENT_ENTRIES_H
#include /**/ "ace/pre.h"
#include "ace/Hash_Map_With_Allocator_T.h"
#include "orbsvcs/CosNamingC.h"
#include "naming_serv_export.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
/**
* @class TAO_Persistent_IntId
*
* @brief Helper class for TAO_Persistent_Bindings_Map: unifies several
* data items, so they can be stored together as a <value>
* for a <key> in a hash table holding the state of a Persistent
* Naming Context.
*
* This class holds a strigified IOR and a binding type, so
* they can be stored together as a <value> for a <key> in a
* hash table holding the state of a Persistent Naming Context.
* Memory for the ior isn't allocated/deallocated, this class just
* copies a pointer.
*/
class TAO_Naming_Serv_Export TAO_Persistent_IntId
{
public:
// = Initialization and termination methods.
/// Constructor.
TAO_Persistent_IntId (void);
/// Constructor.
TAO_Persistent_IntId (char * obj_ref,
CosNaming::BindingType type /* = CosNaming::nobject */);
/// Copy constructor.
TAO_Persistent_IntId (const TAO_Persistent_IntId & rhs);
/// Destructor.
~TAO_Persistent_IntId (void);
/// Assignment operator.
void operator= (const TAO_Persistent_IntId & rhs);
// = Data members.
/// Stringified IOR to be stored in a Persistent Naming Context.
const char *ref_;
/// Binding type for <ref_>.
CosNaming::BindingType type_;
};
/**
* @class TAO_Persistent_ExtId
*
* @brief Helper class for TAO_Persistent_Bindings_Map: unifies several
* data items, so they can be stored together as a <key>
* for a <value> in a hash table holding the state of a Persistent
* Naming Context.
*
* This class holds id and kind strings, so
* they can be stored together as a <key> for a <value> in a
* hash table holding the state of a Persistent Naming Context.
* Memory for id and kind isn't allocated/deallocated, this
* class just copies pointers.
*/
class TAO_Naming_Serv_Export TAO_Persistent_ExtId
{
public:
// = Initialization and termination methods.
/// Constructor.
TAO_Persistent_ExtId (void);
/// Constructor.
TAO_Persistent_ExtId (const char *id,
const char *kind);
/// Copy constructor.
TAO_Persistent_ExtId (const TAO_Persistent_ExtId & rhs);
/// Destructor.
~TAO_Persistent_ExtId (void);
// = Assignment and comparison methods.
/// Assignment operator (does copy memory).
void operator= (const TAO_Persistent_ExtId & rhs);
/// Equality comparison operator (must match both id_ and kind_).
bool operator== (const TAO_Persistent_ExtId &rhs) const;
/// Inequality comparison operator.
bool operator!= (const TAO_Persistent_ExtId &rhs) const;
/// <hash> function is required in order for this class to be usable by
/// ACE_Hash_Map_Manager.
u_long hash (void) const;
// = Data members.
/// <id> portion of the name to be associated with some object
/// reference in a Persistent Naming Context.
const char * id_;
/// <kind> portion of the name to be associated with some object
/// reference in a Persistent Naming Context.
const char * kind_;
// Accessors.
const char * id (void);
const char * kind (void);
};
/**
* @class TAO_Persistent_Index_IntId
*
* @brief Helper class for TAO_Persistent_Context_Index: unifies several
* data items, so they can be stored together as a <value>
* for a <key> in a hash table holding the state of a Persistent
* Context Index. (Persistent Context Index is like directory
* that stores info about every active Naming Context).
*
* This class holds a counter and a hash map pointers, so
* they can be stored together as a <value> for a <key> in a
* hash table holding the state of a Persistent Context Index.
*/
class TAO_Naming_Serv_Export TAO_Persistent_Index_IntId
{
public:
// = Initialization and termination methods.
/// Constructor.
TAO_Persistent_Index_IntId (void);
/// Constructor.
TAO_Persistent_Index_IntId (ACE_UINT32 *counter,
ACE_Hash_Map_With_Allocator<TAO_Persistent_ExtId,
TAO_Persistent_IntId> * hash_map);
/// Copy constructor.
TAO_Persistent_Index_IntId (const TAO_Persistent_Index_IntId & rhs);
/// Destructor.
~TAO_Persistent_Index_IntId (void);
/// Assignment operator (does copy memory).
void operator= (const TAO_Persistent_Index_IntId & rhs);
// = Data members.
/// Pointer to a Persistent Naming Context's counter.
ACE_UINT32 *counter_;
/// Pointer to a Persistent Naming Context's hash map.
ACE_Hash_Map_With_Allocator<TAO_Persistent_ExtId,
TAO_Persistent_IntId> * hash_map_;
};
/**
* @class TAO_Persistent_Index_ExtId
*
* @brief Helper class for TAO_Persistent_Context_Index: holds
* Persistent Naming Context POA id, so it can be stored as a <key>
* for a <value> in a hash table holding state of a Persistent
* Context Index. (Persistent Context Index is like directory
* that stores info about every active Naming Context).
*
* We need this wrapper class around the actual data because we must
* provide <hash> function for it to work with
* ACE_Hash_Map_Manager.
*/
class TAO_Naming_Serv_Export TAO_Persistent_Index_ExtId
{
public:
// = Initialization and termination methods.
/// Constructor.
TAO_Persistent_Index_ExtId (void);
/// Constructor.
TAO_Persistent_Index_ExtId (const char *poa_id);
/// Copy constructor.
TAO_Persistent_Index_ExtId (const TAO_Persistent_Index_ExtId & rhs);
/// Destructor.
~TAO_Persistent_Index_ExtId (void);
// = Assignment and comparison methods.
/// Assignment operator (does copy memory).
void operator= (const TAO_Persistent_Index_ExtId & rhs);
/// Equality comparison operator (must match both id_ and kind_).
bool operator== (const TAO_Persistent_Index_ExtId &rhs) const;
/// Inequality comparison operator.
bool operator!= (const TAO_Persistent_Index_ExtId &rhs) const;
/// <hash> function is required in order for this class to be usable by
/// ACE_Hash_Map_Manager.
u_long hash (void) const;
// = Data member.
/// POA id to be associated with the rest of the info for some
/// Persistent Naming Context in the Persistent Context Index.
const char * poa_id_;
};
#include /**/ "ace/post.h"
#endif /* TAO_PERSISTENT_ENTRIES_H */
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