namepool.h

This software aims to create an applet and panel tools to manage a wireless interface card, such as

//
// NamePool.h
//
// $Id: //poco/Main/XML/include/XML/NamePool.h#5 $
//
// Definition of the NamePool class.
//
// Copyright (c) 2004, Guenter Obiltschnig/Applied Informatics.
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 
// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
// 
// 2. Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
// 
// 3. Redistributions in any form must be accompanied by information on
//    how to obtain complete source code for this software and any
//    accompanying software that uses this software.  The source code
//    must either be included in the distribution or be available for no
//    more than the cost of distribution plus a nominal fee, and must be
//    freely redistributable under reasonable conditions.  For an
//    executable file, complete source code means the source code for all
//    modules it contains.  It does not include source code for modules or
//    files that typically accompany the major components of the operating
//    system on which the executable file runs.
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//


#ifndef XML_NamePool_INCLUDED
#define XML_NamePool_INCLUDED


#ifndef XML_XML_INCLUDED
#include "XML/XML.h"
#endif
#ifndef XML_XMLString_INCLUDED
#include "XML/XMLString.h"
#endif
#ifndef XML_Name_INCLUDED
#include "XML/Name.h"
#endif


XML_BEGIN


class NamePoolItem;


class XML_API NamePool
	/// A hashtable that stores XML names consisting of an URI, a
	/// local name and a qualified name.
{
public:
	NamePool(unsigned long size = 251);
		/// Creates a name pool with room for up to size strings.
	
	const Name& insert(const XMLString& qname, const XMLString& namespaceURI, const XMLString& localName);	
		/// Returns a const reference to an Name for the given names.
		/// Creates the Name if it does not already exist.
		/// Throws a PoolOverflowException if the name pool is full.

	const Name& insert(const Name& name);	
		/// Returns a const reference to an Name for the given name.
		/// Creates the Name if it does not already exist.
		/// Throws a PoolOverflowException if the name pool is full.

	void duplicate();
		/// Increments the reference count.

	void release();
		/// Decrements the reference count and deletes the object if the reference count reaches zero.

protected:
	unsigned long hash(const XMLString& qname, const XMLString& namespaceURI, const XMLString& localName);
	~NamePool();

private:
	NamePool(const NamePool&);
	NamePool& operator = (const NamePool&);

	NamePoolItem* _pItems;
	unsigned long _size;
	int           _rc;
};


XML_END


#endif // XML_NamePool_INCLUDED