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/*
* This file is part of Magellan <http://www.kAlliance.org/Magellan>
*
* Copyright (c) 1998-2000 Teodor Mihai <teddy@ireland.com>
* Copyright (c) 1998-2000 Laur Ivan <laur.ivan@ul.ie>
* Copyright (c) 1999-2000 Virgil Palanciuc <vv@ulise.cs.pub.ro>
*
* Requires the Qt widget libraries, available at no cost at
* http://www.troll.no/
*
* Also requires the KDE libraries, available at no cost at
* http://www.kde.org/
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#ifndef __DataCollection__
#define __DataCollection__
#include <qstring.h>
#include <qcstring.h>
#include <qlist.h>
#include <qstringlist.h>
#include <qdatetime.h>
#include <qdict.h>
class DataCollection;
class ObjectReference
{
public:
bool dirty;
bool isNewObject;
QString filename, id;
int offset, length;
QByteArray rawData;
QDateTime lastModified;
DataCollection *collection;
};
class DataCollection
{
public:
DataCollection(QString prefix=QString::null);
virtual ~DataCollection();
// data
QString storageDevice;
QList<ObjectReference> objectList;
enum CollectionType { FileStorage=0, FolderStorage };
enum AddressingMode { Sequential=0, Indexed };
CollectionType type;
QString idPrefix;
unsigned long lastIDNum;
virtual QString nextID();
virtual QString lastID();
virtual bool isValidID(QString);
// methods
virtual void buildEntryList()=0;
QStringList getEntryList();
QDict<ObjectReference> getEntryDict();
virtual QString addEntry();
virtual QString addEntry(ObjectReference *);
virtual bool removeEntry(QString id, bool sync=true)=0;
ObjectReference *ref(QString id);
};
#endif
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