strigi/src/streams

archivereader.h

00001 /* This file is part of Strigi Desktop Search
00002  *
00003  * Copyright (C) 2006 Jos van den Oever <jos@vandenoever.info>
00004  *
00005  * This library is free software; you can redistribute it and/or
00006  * modify it under the terms of the GNU Library General Public
00007  * License as published by the Free Software Foundation; either
00008  * version 2 of the License, or (at your option) any later version.
00009  *
00010  * This library is distributed in the hope that it will be useful,
00011  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013  * Library General Public License for more details.
00014  *
00015  * You should have received a copy of the GNU Library General Public License
00016  * along with this library; see the file COPYING.LIB.  If not, write to
00017  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00018  * Boston, MA 02110-1301, USA.
00019  */
00020 #ifndef STRIGI_ARCHIVEREADER_H
00021 #define STRIGI_ARCHIVEREADER_H 
00022 
00023 #include <string>
00024 #include <strigi/strigiconfig.h>
00025 #include "substreamprovider.h"
00026 
00027 namespace Strigi {
00028 
00033 class STREAMS_EXPORT StreamOpener {
00034 public:
00036     virtual ~StreamOpener() {}
00047     virtual InputStream* openStream(const std::string& url) = 0;
00060     virtual int stat(const std::string& url, EntryInfo& e) = 0;
00061 };
00062 
00071 class STREAMS_EXPORT ArchiveReader : public StreamOpener {
00072 private:
00073     class ArchiveReaderPrivate;
00074     ArchiveReaderPrivate* const p;
00075 
00076 public:
00080     class STREAMS_EXPORT DirLister {
00081     public:
00085         class Private;
00092         DirLister(Private* p);
00096         DirLister(const DirLister& dl);
00100         virtual ~DirLister();
00104         const DirLister& operator=(const DirLister&);
00113         bool nextEntry(EntryInfo& e);
00114     private:
00115         Private* const p;
00116     };
00117 
00119     ArchiveReader();
00121     ~ArchiveReader();
00133     InputStream* openStream(const std::string& url);
00145     void closeStream(InputStream* stream);
00159     int stat(const std::string& url, EntryInfo& e);
00177     void addStreamOpener(StreamOpener* opener);
00192     DirLister dirEntries(const std::string& url);
00210     bool isArchive(const std::string& url);
00226     bool canHandle(const std::string& url);
00227 };
00228 
00229 class STREAMS_EXPORT FileStreamOpener : public StreamOpener {
00230 public:
00231     ~FileStreamOpener() {}
00238     InputStream* openStream(const std::string& url);
00247     int stat(const std::string& url, EntryInfo& e);
00248 };
00249 
00250 } // end namespace Strigi
00251 
00252 #endif
strigi/src/streams

archivereader.h

strigi/src/streams

KDE Support
