zipios  2.2.0
Zipios -- a small C++ library that provides easy access to .zip files.
directorycollection.hpp
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1 #pragma once
2 #ifndef ZIPIOS_DIRECTORYCOLLECTION_HPP
3 #define ZIPIOS_DIRECTORYCOLLECTION_HPP
4 
5 /*
6  Zipios -- a small C++ library that provides easy access to .zip files.
7 
8  Copyright (C) 2000-2007 Thomas Sondergaard
9  Copyright (C) 2015-2019 Made to Order Software Corporation
10 
11  This library is free software; you can redistribute it and/or
12  modify it under the terms of the GNU Lesser General Public
13  License as published by the Free Software Foundation; either
14  version 2.1 of the License, or (at your option) any later version.
15 
16  This library is distributed in the hope that it will be useful,
17  but WITHOUT ANY WARRANTY; without even the implied warranty of
18  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19  Lesser General Public License for more details.
20 
21  You should have received a copy of the GNU Lesser General Public
22  License along with this library; if not, write to the Free Software
23  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
24 */
25 
35 
36 
37 namespace zipios
38 {
39 
40 
42 {
43 public:
45  DirectoryCollection(std::string const& path, bool recursive = true);
46  virtual pointer_t clone() const override;
47  virtual ~DirectoryCollection() override;
48 
49  virtual void close() override;
50  virtual FileEntry::vector_t entries() const override;
51  virtual FileEntry::pointer_t getEntry(std::string const& name, MatchPath matchpath = MatchPath::MATCH) const override;
52  virtual stream_pointer_t getInputStream(std::string const& entry_name, MatchPath matchpath = MatchPath::MATCH) override;
53 
54 protected:
55  void loadEntries() const;
56  void load(FilePath const& subdir);
57 
58  mutable bool m_entries_loaded = false;
59  bool m_recursive = true;
61 };
62 
63 
64 } // zipios namespace
65 
66 // Local Variables:
67 // mode: cpp
68 // indent-tabs-mode: nil
69 // c-basic-offset: 4
70 // tab-width: 4
71 // End:
72 
73 // vim: ts=4 sw=4 et
74 #endif
A collection generated from reading a directory.
virtual FileEntry::vector_t entries() const override
Retrieve a vector to the collection entries.
virtual ~DirectoryCollection() override
Clean up a DirectoryCollection object.
void load(FilePath const &subdir)
This is the function loading all the file entries.
virtual pointer_t clone() const override
Create another DirectoryCollection.
DirectoryCollection()
Initialize a DirectoryCollection object.
virtual stream_pointer_t getInputStream(std::string const &entry_name, MatchPath matchpath=MatchPath::MATCH) override
Retrieve pointer to an istream.
virtual void close() override
Close the directory collection.
virtual FileEntry::pointer_t getEntry(std::string const &name, MatchPath matchpath=MatchPath::MATCH) const override
Get an entry from the collection.
void loadEntries() const
This is an internal function that loads the file entries.
Base class for various file collections.
std::shared_ptr< FileCollection > pointer_t
std::shared_ptr< std::istream > stream_pointer_t
A shared pointer to an input stream.
std::shared_ptr< FileEntry > pointer_t
Definition: fileentry.hpp:78
std::vector< pointer_t > vector_t
Definition: fileentry.hpp:79
Handle a file path and name and its statistics.
Definition: filepath.hpp:47
Define the zipios::DirectoryEntry class.
Define the zipios::FileCollection class.
The zipios namespace includes the Zipios library definitions.
Definition: backbuffer.cpp:36