moved winix directories to winixd subdirectory
git-svn-id: svn://ttmath.org/publicrep/winix/trunk@1027 e52654a7-88a9-db11-a3e9-0013d4bc506e
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winixd/core/ugcontainer.h
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310
winixd/core/ugcontainer.h
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/*
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* This file is a part of Winix
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* and is distributed under the 2-Clause BSD licence.
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* Author: Tomasz Sowa <t.sowa@ttmath.org>
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*/
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/*
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* Copyright (c) 2008-2014, Tomasz Sowa
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef headerfile_winix_core_ugcontainer
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#define headerfile_winix_core_ugcontainer
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#include <list>
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#include <map>
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#include "log.h"
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namespace Winix
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{
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template<class Type>
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class UGContainer
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{
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public:
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UGContainer();
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~UGContainer();
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typedef typename std::list<Type> Table;
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typedef typename Table::iterator Iterator;
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typedef typename Table::size_type SizeType;
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typedef typename std::map<long, Iterator> TableId;
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typedef typename std::map<std::wstring, Iterator> TableName;
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Iterator Begin();
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Iterator End();
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SizeType Size();
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bool Empty();
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Iterator PushBack(const Type & type); // can return End() if the user already exists
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void Clear();
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bool Is(long id);
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bool Is(const std::wstring & name);
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Iterator FindId(long id);
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Iterator FindName(const std::wstring & name);
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bool Remove(long id);
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private:
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// don't copy these objects
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UGContainer(const UGContainer<Type> &);
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UGContainer<Type> & operator=(const UGContainer<Type> &);
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void AddIndexes(Iterator iter);
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void RebuildIndexes();
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// main table
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Table table;
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// table.size() has O(n) complexity
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size_t table_size;
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// indexes
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TableId table_id;
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TableName table_name;
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};
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template<class Type>
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UGContainer<Type>::~UGContainer()
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{
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Clear();
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}
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template<class Type>
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UGContainer<Type>::UGContainer()
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{
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Clear();
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}
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// is private
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template<class Type>
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UGContainer<Type>::UGContainer(const UGContainer<Type> &)
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{
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Clear();
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}
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// is private
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template<class Type>
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UGContainer<Type> & UGContainer<Type>::operator=(const UGContainer<Type> &)
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{
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Clear();
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return *this;
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}
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template<class Type>
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typename UGContainer<Type>::Iterator UGContainer<Type>::Begin()
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{
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return table.begin();
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}
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template<class Type>
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typename UGContainer<Type>::Iterator UGContainer<Type>::End()
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{
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return table.end();
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}
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template<class Type>
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typename UGContainer<Type>::SizeType UGContainer<Type>::Size()
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{
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return table_size;
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}
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template<class Type>
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bool UGContainer<Type>::Empty()
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{
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return table.empty();
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}
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template<class Type>
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typename UGContainer<Type>::Iterator UGContainer<Type>::PushBack(const Type & type)
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{
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if( Is(type.id) || Is(type.name) )
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return End();
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table.push_back(type);
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table_size += 1;
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Iterator i = --table.end();
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log << log3 << "UGCont: added, id: " << type.id << ", name: " << type.name << logend;
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AddIndexes(i);
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return i;
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}
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template<class Type>
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void UGContainer<Type>::Clear()
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{
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table_size = 0;
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table.clear();
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table_id.clear();
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table_name.clear();
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}
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template<class Type>
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bool UGContainer<Type>::Is(long id)
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{
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typename TableId::iterator i = table_id.find(id);
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if( i == table_id.end() )
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return false;
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return true;
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}
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template<class Type>
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bool UGContainer<Type>::Is(const std::wstring & name)
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{
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typename TableName::iterator i = table_name.find(name);
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if( i == table_name.end() )
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return false;
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return true;
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}
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template<class Type>
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typename UGContainer<Type>::Iterator UGContainer<Type>::FindId(long id)
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{
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typename TableId::iterator i = table_id.find(id);
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if( i == table_id.end() )
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return table.end();
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return i->second;
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}
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template<class Type>
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typename UGContainer<Type>::Iterator UGContainer<Type>::FindName(const std::wstring & name)
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{
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typename TableName::iterator i = table_name.find(name);
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if( i == table_name.end() )
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return table.end();
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return i->second;
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}
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template<class Type>
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void UGContainer<Type>::AddIndexes(UGContainer<Type>::Iterator iter)
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{
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table_id.insert( std::make_pair(iter->id, iter) );
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table_name.insert( std::make_pair(iter->name, iter) );
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log << log4 << "UGCont: added indexes to: id: " << iter->id << ", name: " << iter->name << logend;
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}
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template<class Type>
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void UGContainer<Type>::RebuildIndexes()
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{
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Iterator i;
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log << log4 << "UGCont: rebuilding indexes" << logend;
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table_id.clear();
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table_name.clear();
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for(i=table.begin() ; i!=table.end() ; ++i)
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AddIndexes(i);
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log << log4 << "UGCont: indexes rebuilt, table.size: " << table_size << ", table_id.size: "
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<< table_id.size() << ", table_name.size: " << table_name.size() << logend;
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}
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template<class Type>
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bool UGContainer<Type>::Remove(long id)
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{
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typename TableId::iterator i = table_id.find(id);
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typename TableName::iterator n;
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bool result = false;
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if( i != table_id.end() )
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{
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for(n=table_name.begin() ; n != table_name.end() ; ++n)
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{
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if( n->second == i->second )
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{
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table_name.erase(n);
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log << log4 << "UGCont: removed index_id to: id: " << i->second->id << ", name: " << i->second->name << logend;
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break;
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}
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}
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log << log4 << "UGCont: removed index_name to: id: " << i->second->id << ", name: " << i->second->name << logend;
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log << log3 << "UGCont: removed: id: " << i->second->id << ", name: " << i->second->name << logend;
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table.erase(i->second);
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table_id.erase(i);
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result = true;
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}
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return result;
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}
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} // namespace Winix
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#endif
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