Alexandria 2.31.0
SDC-CH common library for the Euclid project
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FileHandler.cpp
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1/*
2 * Copyright (C) 2012-2021 Euclid Science Ground Segment
3 *
4 * This library is free software; you can redistribute it and/or modify it under
5 * the terms of the GNU Lesser General Public License as published by the Free
6 * Software Foundation; either version 3.0 of the License, or (at your option)
7 * any later version.
8 *
9 * This library is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12 * details.
13 *
14 * You should have received a copy of the GNU Lesser General Public License
15 * along with this library; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
20
21namespace Euclid {
22namespace FilePool {
23
24FileHandler::FileHandler(const boost::filesystem::path& path, std::weak_ptr<FileManager> file_manager)
25 : m_path(path), m_file_manager(file_manager), m_is_readonly(true) {}
26
28 for (auto& avail : m_available_fd) {
29 avail.second->close();
30 }
31}
32
34 return m_is_readonly;
35}
36
39 {
41 auto iter = m_available_fd.find(id);
42 if (iter == m_available_fd.end())
43 return false;
44 fd_ptr = std::move(iter->second);
45 m_available_fd.erase(iter);
46 }
47 fd_ptr->close();
48 return true;
49}
50
51} // namespace FilePool
52} // namespace Euclid
virtual ~FileHandler()
Destructor.
FileHandler(const boost::filesystem::path &path, std::weak_ptr< FileManager > file_manager)
std::map< FileManager::FileId, std::unique_ptr< FdWrapper > > m_available_fd
Definition FileHandler.h:93
bool close(FileManager::FileId id)
intptr_t FileId
Opaque FileId, its concrete type should only be assumed to be copyable and hashable.
Definition FileManager.h:65
T move(T... args)