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/*
* Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef DBCSTORE_H
#define DBCSTORE_H
#include "DBCFileLoader.h"
template<class T>
class DBCStorage
{
typedef std::list<char*> StringPoolList;
public:
explicit DBCStorage(const char *f) : nCount(0), fieldCount(0), fmt(f), indexTable(NULL), m_dataTable(NULL) { }
~DBCStorage() { Clear(); }
T const* LookupEntry(uint32 id) const { return (id>=nCount)?NULL:indexTable[id]; }
uint32 GetNumRows() const { return nCount; }
char const* GetFormat() const { return fmt; }
uint32 GetFieldCount() const { return fieldCount; }
bool Load(char const* fn)
{
DBCFileLoader dbc;
// Check if load was sucessful, only then continue
if(!dbc.Load(fn, fmt))
return false;
fieldCount = dbc.GetCols();
m_dataTable = (T*)dbc.AutoProduceData(fmt,nCount,(char**&)indexTable);
m_stringPoolList.push_back(dbc.AutoProduceStrings(fmt,(char*)m_dataTable));
// error in dbc file at loading if NULL
return indexTable!=NULL;
}
bool LoadStringsFrom(char const* fn)
{
// DBC must be already loaded using Load
if(!indexTable)
return false;
DBCFileLoader dbc;
// Check if load was successful, only then continue
if(!dbc.Load(fn, fmt))
return false;
m_stringPoolList.push_back(dbc.AutoProduceStrings(fmt,(char*)m_dataTable));
return true;
}
void Clear()
{
if (!indexTable)
return;
delete[] ((char*)indexTable);
indexTable = NULL;
delete[] ((char*)m_dataTable);
m_dataTable = NULL;
while(!m_stringPoolList.empty())
{
delete[] m_stringPoolList.front();
m_stringPoolList.pop_front();
}
nCount = 0;
}
private:
uint32 nCount;
uint32 fieldCount;
char const* fmt;
T** indexTable;
T* m_dataTable;
StringPoolList m_stringPoolList;
};
#endif
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