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88 lines
2.3 KiB
C++
88 lines
2.3 KiB
C++
// $Id: OutputFileStream.cpp 2780 2010-01-29 17:11:17Z bojar $
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/***********************************************************************
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Moses - factored phrase-based language decoder
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Copyright (C) 2006 University of Edinburgh
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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***********************************************************************/
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#include <iostream>
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#include <boost/algorithm/string/predicate.hpp>
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#include <boost/iostreams/filter/gzip.hpp>
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#include "OutputFileStream.h"
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#include "gzfilebuf.h"
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using namespace std;
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using namespace boost::algorithm;
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namespace probingpt
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{
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OutputFileStream::OutputFileStream() :
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boost::iostreams::filtering_ostream(), m_outFile(NULL), m_open(false)
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{
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}
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OutputFileStream::OutputFileStream(const std::string &filePath) :
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m_outFile(NULL), m_open(false)
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{
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Open(filePath);
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}
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OutputFileStream::~OutputFileStream()
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{
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Close();
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}
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bool OutputFileStream::Open(const std::string &filePath)
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{
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assert(!m_open);
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if (filePath == std::string("-")) {
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// Write to standard output. Leave m_outFile null.
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this->push(std::cout);
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} else {
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m_outFile = new ofstream(filePath.c_str(),
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ios_base::out | ios_base::binary);
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if (m_outFile->fail()) {
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return false;
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}
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if (ends_with(filePath, ".gz")) {
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this->push(boost::iostreams::gzip_compressor());
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}
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this->push(*m_outFile);
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}
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m_open = true;
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return true;
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}
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void OutputFileStream::Close()
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{
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if (!m_open) return;
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this->flush();
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if (m_outFile) {
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this->pop(); // file
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m_outFile->close();
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delete m_outFile;
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m_outFile = NULL;
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}
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m_open = false;
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}
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}
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