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/* -*- C++ -*- */
// $Id$
// ============================================================================
//
// = LIBRARY
// ACE
//
// = FILENAME
// Remote_Name_Space.h
//
// = AUTHOR
// Prashant Jain
//
// ============================================================================
#ifndef ACE_REMOTE_NAME_SPACE_H
#define ACE_REMOTE_NAME_SPACE_H
#include "ace/ACE.h"
#include "ace/SString.h"
#include "ace/Containers.h"
#include "ace/Name_Proxy.h"
#include "ace/Name_Space.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
#pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
typedef ACE_Unbounded_Set<ACE_WString> ACE_WSTRING_SET;
class ACE_Export ACE_Remote_Name_Space : public ACE_Name_Space
{
// = TITLE
// Maintaining accesses Remote Name Server Database. Allows to
// add NameBindings, change them, remove them and resolve
// NameBindings.
//
// = DESCRIPTION
// Manages a Naming Service for a remote name space which
// includes bindings for net_local naming context. All strings
// are stored in wide character format. A Name Binding consists
// of a name (that's the key), a value string and an optional
// type string (no wide chars).
public:
// = Initialization and termination methods.
ACE_Remote_Name_Space (void);
// "Do-nothing" constructor.
ACE_Remote_Name_Space (const char *hostname, u_short port);
// Specifies the scope of this namespace, opens and memory-maps the
// associated file (if accessible) or contacts the dedicated name
// server process for NET_LOCAL namespace.
int open (const char *servername, u_short port);
// Specifies the scope of this namespace, opens and memory-maps the
// associated file (if accessible) or contacts the dedicated name
// server process for NET_LOCAL namespace.
~ACE_Remote_Name_Space (void);
// destructor, do some cleanup :TBD: last dtor should "compress"
// file
virtual int bind (const ACE_WString &name_in,
const ACE_WString &value_in,
const char *type_in = "");
// Bind a new name to a naming context (Wide character strings).
virtual int rebind (const ACE_WString &name_in,
const ACE_WString &value_in,
const char *type_in = "");
// Overwrite the value or type of an existing name in a
// ACE_Remote_Name_Space or bind a new name to the context, if it
// didn't exist yet. (Wide charcter strings interface).
virtual int unbind (const ACE_WString &name_in);
// Delete a name from a ACE_Remote_Name_Space (Wide charcter strings
// Interface).
virtual int resolve (const ACE_WString &name_in,
ACE_WString &value_out,
char *&type_out);
// Get value and type of a given name binding (Wide chars). The
// caller is responsible for deleting both <value_out> and <type_out>!
virtual int list_names (ACE_WSTRING_SET &set_out,
const ACE_WString &pattern_in);
// Get a set of names matching a specified pattern (wchars). Matching
// means the names must begin with the pattern string.
virtual int list_values (ACE_WSTRING_SET &set_out,
const ACE_WString &pattern_in);
// Get a set of values matching a specified pattern (wchars). Matching
// means the values must begin with the pattern string.
virtual int list_types (ACE_WSTRING_SET &set_out,
const ACE_WString &pattern_in);
// Get a set of types matching a specified pattern (wchars). Matching
// means the types must begin with the pattern string.
virtual int list_name_entries (ACE_BINDING_SET &set,
const ACE_WString &pattern);
// Get a set of names matching a specified pattern (wchars). Matching
// means the names must begin with the pattern string. Returns the
// complete binding associated each pattern match.
virtual int list_value_entries (ACE_BINDING_SET &set,
const ACE_WString &pattern);
// Get a set of values matching a specified pattern (wchars). Matching
// means the values must begin with the pattern string. Returns the
// complete binding associated each pattern match.
virtual int list_type_entries (ACE_BINDING_SET &set,
const ACE_WString &pattern);
// Get a set of types matching a specified pattern (wchars). Matching
// means the types must begin with the pattern string. Returns the
// complete binding associated each pattern match.
virtual void dump (void) const;
// Dump the state of the object.
private:
ACE_Name_Proxy ns_proxy_;
// Interface to Name server process for NET_LOCAL namespace.
};
#endif /* ACE_REMOTE_NAME_SPACE_H */
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