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LSSTDataManagementBasePackage
BoostStorage.cc
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1 // -*- lsst-c++ -*-
2 
3 /*
4  * LSST Data Management System
5  * Copyright 2008, 2009, 2010 LSST Corporation.
6  *
7  * This product includes software developed by the
8  * LSST Project (http://www.lsst.org/).
9  *
10  * This program is free software: you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation, either version 3 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the LSST License Statement and
21  * the GNU General Public License along with this program. If not,
22  * see <http://www.lsstcorp.org/LegalNotices/>.
23  */
24 
25 
38 #ifndef __GNUC__
39 # define __attribute__(x) /*NOTHING*/
40 #endif
41 static char const* SVNid __attribute__((unused)) = "$Id$";
42 
44 
45 #include <boost/format.hpp>
46 #include <fstream>
47 #include <unistd.h>
48 
50 
51 namespace lsst {
52 namespace daf {
53 namespace persistence {
54 
57 BoostStorage::BoostStorage(void) : Storage(typeid(*this)),
58  _ostream(0), _istream(0), _oarchive(0), _iarchive(0) {
59 }
60 
64 }
65 
70 }
71 
76  verifyPathName(location.locString());
77  _ostream.reset(new std::ofstream(location.locString().c_str()));
78  _oarchive.reset(new boost::archive::text_oarchive(*_ostream));
79 }
80 
85  char const* fname = location.locString().c_str();
86  if (::access(fname, R_OK | F_OK) != 0) {
87  throw LSST_EXCEPT(pexExcept::NotFoundError,
88  (boost::format("Unable to access file: %1%")
89  % fname).str());
90  }
91  _istream.reset(new std::ifstream(fname));
92  _iarchive.reset(new boost::archive::text_iarchive(*_istream));
93 }
94 
99 }
100 
105  _oarchive.reset(0);
106  _ostream.reset(0);
107  _iarchive.reset(0);
108  _istream.reset(0);
109 }
110 
114 boost::archive::text_oarchive& BoostStorage::getOArchive(void) {
115  return *_oarchive;
116 }
117 
121 boost::archive::text_iarchive& BoostStorage::getIArchive(void) {
122  return *_iarchive;
123 }
124 
125 }}} // namespace lsst::daf::persistence
boost::scoped_ptr< std::ofstream > _ostream
Output stream.
Definition: BoostStorage.h:76
Class for logical location of a persisted Persistable instance.
virtual boost::archive::text_iarchive & getIArchive(void)
boost::shared_ptr< Policy > Ptr
Definition: Policy.h:172
virtual void setRetrieveLocation(LogicalLocation const &location)
Definition: BoostStorage.cc:84
boost::scoped_ptr< boost::archive::text_oarchive > _oarchive
boost::serialization archive wrapper for output stream.
Definition: BoostStorage.h:78
std::string const & locString(void) const
#define LSST_EXCEPT(type,...)
Definition: Exception.h:46
virtual boost::archive::text_oarchive & getOArchive(void)
void verifyPathName(std::string const &pathName)
Definition: Storage.cc:93
boost::scoped_ptr< boost::archive::text_iarchive > _iarchive
boost::serialization archive wrapper for input stream.
Definition: BoostStorage.h:80
boost::scoped_ptr< std::ifstream > _istream
Input stream.
Definition: BoostStorage.h:77
Interface for LogicalLocation class.
virtual void setPolicy(lsst::pex::policy::Policy::Ptr policy)
Definition: BoostStorage.cc:69
virtual void setPersistLocation(LogicalLocation const &location)
Definition: BoostStorage.cc:75
#define __attribute__(x)
Definition: BoostStorage.cc:39
Abstract base class for storage implementations.
Definition: Storage.h:60
Interface for BoostStorage class.