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Implemented SAS parsing directly from streams.

This commit is contained in:
Patrick Lühne 2016-05-20 18:02:52 +02:00
parent e899bd7aec
commit 2d3760b774
2 changed files with 24 additions and 17 deletions
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2
include/plasp/sas/Description.h
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@ -1,6 +1,7 @@
#ifndef __SAS__DESCRIPTION_H
#define __SAS__DESCRIPTION_H
#include <iosfwd>
#include <vector>
#include <boost/filesystem/path.hpp>
@ -24,6 +25,7 @@ namespace sas
class Description
{
public:
static Description fromStream(std::istream &istream);
static Description fromFile(const boost::filesystem::path &path);
public:

39
src/plasp/sas/Description.cpp
View File

@ -24,35 +24,40 @@ Description::Description()
////////////////////////////////////////////////////////////////////////////////////////////////////
Description Description::fromFile(const boost::filesystem::path &path)
Description Description::fromStream(std::istream &istream)
{
Description description;
setlocale(LC_NUMERIC, "C");
if (!boost::filesystem::is_regular_file(path))
{
std::cerr << "Error: File does not exist: " << path.string() << std::endl;
return description;
}
istream.exceptions(std::ifstream::failbit | std::ifstream::badbit);
std::ifstream fileStream(path.string(), std::ios::in);
fileStream.exceptions(std::ifstream::failbit | std::ifstream::badbit);
description.parseVersionSection(fileStream);
description.parseMetricSection(fileStream);
description.parseVariablesSection(fileStream);
description.parseMutexSection(fileStream);
description.parseInitialStateSection(fileStream);
description.parseGoalSection(fileStream);
description.parseOperatorSection(fileStream);
description.parseAxiomSection(fileStream);
description.parseVersionSection(istream);
description.parseMetricSection(istream);
description.parseVariablesSection(istream);
description.parseMutexSection(istream);
description.parseInitialStateSection(istream);
description.parseGoalSection(istream);
description.parseOperatorSection(istream);
description.parseAxiomSection(istream);
return description;
}
////////////////////////////////////////////////////////////////////////////////////////////////////
Description Description::fromFile(const boost::filesystem::path &path)
{
if (!boost::filesystem::is_regular_file(path))
throw std::runtime_error("File does not exist: \"" + path.string() + "\"");
std::ifstream fileStream(path.string(), std::ios::in);
return Description::fromStream(fileStream);
}
////////////////////////////////////////////////////////////////////////////////////////////////////
void Description::print(std::ostream &ostream) const
{
// Metric section