70 lines
2.3 KiB
70 lines
2.3 KiB
#include "src/parser/AutoParser.h"
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#include <string>
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#include <cctype>
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#include "src/exceptions/WrongFileFormatException.h"
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#include "src/models/AbstractModel.h"
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#include "src/parser/DtmcParser.h"
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#include "src/parser/MdpParser.h"
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namespace storm {
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namespace parser {
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AutoParser::AutoParser(std::string const & transitionSystemFile, std::string const & labelingFile,
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std::string const & stateRewardFile, std::string const & transitionRewardFile)
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: model(nullptr) {
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storm::models::ModelType type = this->analyzeHint(transitionSystemFile);
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if (type == storm::models::Unknown) {
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LOG4CPLUS_ERROR(logger, "Could not determine file type of " << transitionSystemFile << ".");
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LOG4CPLUS_ERROR(logger, "The first line of the file should contain a format hint. Please fix your file and try again.");
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throw storm::exceptions::WrongFileFormatException() << "Could not determine type of file " << transitionSystemFile;
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} else {
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LOG4CPLUS_INFO(logger, "Model type seems to be " << type);
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}
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// Do actual parsing
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switch (type) {
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case storm::models::DTMC: {
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DtmcParser* parser = new DtmcParser(transitionSystemFile, labelingFile, stateRewardFile, transitionRewardFile);
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this->model = parser->getDtmc();
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break;
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}
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case storm::models::CTMC:
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break;
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case storm::models::MDP: {
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MdpParser* parser = new MdpParser(transitionSystemFile, labelingFile, stateRewardFile, transitionRewardFile);
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this->model = parser->getMdp();
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break;
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}
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case storm::models::CTMDP:
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break;
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default: ; // Unknown
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}
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if (!this->model) std::cout << "model is still null" << std::endl;
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}
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storm::models::ModelType AutoParser::analyzeHint(const std::string& filename) {
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storm::models::ModelType hintType = storm::models::Unknown;
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// Open file
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MappedFile file(filename.c_str());
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char* buf = file.data;
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// parse hint
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char hint[128];
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sscanf(buf, "%s\n", hint);
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for (char* c = hint; *c != '\0'; c++) *c = toupper(*c);
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// check hint
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if (strncmp(hint, "DTMC", sizeof(hint)) == 0) hintType = storm::models::DTMC;
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else if (strncmp(hint, "CTMC", sizeof(hint)) == 0) hintType = storm::models::CTMC;
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else if (strncmp(hint, "MDP", sizeof(hint)) == 0) hintType = storm::models::MDP;
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else if (strncmp(hint, "CTMDP", sizeof(hint)) == 0) hintType = storm::models::CTMDP;
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return hintType;
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}
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} // namespace parser
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} // namespace storm
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