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/* This file is part of MAUS: http://micewww.pp.rl.ac.uk:8080/projects/maus
*
* MAUS is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* MAUS is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with MAUS. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <sys/stat.h>
#include <sys/types.h>
#include <algorithm>
#include "src/legacy/Interface/Squeal.hh"
#include "src/common_cpp/Utils/JsonWrapper.hh"
#include "src/common_cpp/JsonCppStreamer/ORStream.hh"
#include "src/common_cpp/DataStructure/JobHeader.hh"
#include "src/common_cpp/Converter/DataConverters/JsonCppJobHeaderConverter.hh"
#include "src/common_cpp/DataStructure/RunHeader.hh"
#include "src/common_cpp/Converter/DataConverters/JsonCppRunHeaderConverter.hh"
#include "src/common_cpp/DataStructure/Spill.hh"
#include "src/common_cpp/Converter/DataConverters/JsonCppSpillConverter.hh"
#include "src/common_cpp/DataStructure/RunFooter.hh"
#include "src/common_cpp/Converter/DataConverters/JsonCppRunFooterConverter.hh"
#include "src/common_cpp/DataStructure/JobFooter.hh"
#include "src/common_cpp/Converter/DataConverters/JsonCppJobFooterConverter.hh"
#include "src/output/OutputCppRoot/OutputCppRoot.hh"
namespace MAUS {
OutputCppRoot::OutputCppRoot() : OutputBase<std::string>("OutputCppRoot"),
_outfile(NULL), _fname(""), _end_of_run_dir("./"), _outfile_branch(""),
_run_numbers(), _mode(one_big_file) {
}
void OutputCppRoot::_birth(const std::string& json_datacards) {
try {
// clean up any allocated memory or throw an exception
death();
// load datacards
Json::Value datacards = JsonWrapper::StringToJson(json_datacards);
_fname = JsonWrapper::GetProperty(datacards,
"output_root_file_name", JsonWrapper::stringValue).asString();
if (_fname == "") {
throw(Squeal(
Squeal::recoverable,
"output_root_file_name is empty",
"OutputCppRoot::birth"
));
}
std::string mode = JsonWrapper::GetProperty(datacards,
"output_root_file_mode", JsonWrapper::stringValue).asString();
if (mode == "one_big_file") {
_mode = one_big_file;
} else if (mode == "one_file_per_run") {
_mode = one_file_per_run;
} else if (mode == "end_of_run_file_per_run") {
_mode = end_of_run_file_per_run;
} else {
throw(Squeal(
Squeal::recoverable,
"output_root_file_name '"+mode+"' is not valid; should be one of\n"+
std::string(" one_big_file\n")+
std::string(" one_file_per_run\n")+
std::string(" end_of_run_file_per_run\n"),
"OutputCppRoot::birth"
));
}
_end_of_run_dir = JsonWrapper::GetProperty(
datacards,
"end_of_run_output_root_directory",
JsonWrapper::stringValue).asString();
} catch(...) {
death();
throw;
}
}
template <class ConverterT, class DataT>
bool OutputCppRoot::write_event(MAUSEvent<DataT>* data_cpp,
const Json::Value& data_json,
std::string branch_name) {
// watch for double frees (does close() delete data_cpp?)
if (branch_name == "")
return false;
ConverterT conv;
data_cpp = conv.convert(&data_json);
check_file_exists(data_cpp);
if (_outfile == NULL) {
throw(Squeal(
Squeal::recoverable,
"OutputCppRoot was not initialised properly",
"OutputCppRoot::write_event"
));
}
std::string data_type = data_cpp->GetEventType();
if (_outfile_branch != data_type) {
if (_outfile->is_open())
_outfile->close();
int run = run_number(data_cpp);
_outfile->open(file_name(run).c_str(), data_type.c_str(),
"MAUS output data", "UPDATE");
_outfile_branch = data_type;
}
(*_outfile) << branchName(branch_name.c_str()) << data_cpp;
if (data_cpp->GetEvent() == NULL) { // failed on conversion
return false;
}
try {
(*_outfile) << fillEvent;
} catch(...) {
if (data_cpp != NULL)
data_cpp->SetEvent(NULL); // double free?
throw; // raise the exception
}
return true;
}
bool OutputCppRoot::_save(std::string data_str) {
Json::Value data_json = JsonWrapper::StringToJson(data_str);
event_type my_tp = get_event_type(data_json);
switch (my_tp) {
case _job_header_tp:
return write_event<JsonCppJobHeaderConverter, JobHeader>
(&_job_header_cpp, data_json, "job_header");
case _run_header_tp:
return write_event<JsonCppRunHeaderConverter, RunHeader>
(&_run_header_cpp, data_json, "run_header");
case _spill_tp:
return write_event<JsonCppSpillConverter, Spill>
(&_spill_cpp, data_json, "data");
case _run_footer_tp:
return write_event<JsonCppRunFooterConverter, RunFooter>
(&_run_footer_cpp, data_json, "run_footer");
case _job_footer_tp:
return write_event<JsonCppJobFooterConverter, JobFooter>
(&_job_footer_cpp, data_json, "job_footer");
}
return false;
}
OutputCppRoot::event_type OutputCppRoot::get_event_type
(const Json::Value& data_json) {
std::string type = JsonWrapper::GetProperty
(data_json, "maus_event_type", JsonWrapper::stringValue).asString();
if (type == "Spill") {
return _spill_tp;
} else if (type == "JobHeader") {
return _job_header_tp;
} else if (type == "JobFooter") {
return _job_footer_tp;
} else if (type == "RunHeader") {
return _run_header_tp;
} else if (type == "RunFooter") {
return _run_footer_tp;
} else {
throw Squeal(Squeal::recoverable,
"Failed to recognise maus_event_type "+type,
"OutputCppRoot::get_event_type");
}
}
void OutputCppRoot::_death() {
if (_outfile != NULL) {
if (_outfile->is_open())
_outfile->close();
delete _outfile;
_outfile = NULL; // deletes spill
}
}
std::string OutputCppRoot::file_name(int run_number) {
std::string run_numb_str = STLUtils::ToString(run_number);
switch (_mode) {
case one_big_file:
return _fname;
case one_file_per_run: {
size_t dot = _fname.find_last_of('.');
if (dot == std::string::npos) { // file -> file_1234
return _fname+"_"+run_numb_str;
} else { // file.root -> file_1234.root
std::string one = _fname.substr(0, dot);
std::string two = _fname.substr(dot, _fname.size() - dot);
return one+"_"+run_numb_str+two;
}
}
case end_of_run_file_per_run:
return _end_of_run_dir+"/"+run_numb_str+"/"+_fname;
}
return "";
}
std::string OutputCppRoot::dir_name(int run_number) {
std::string file = file_name(run_number);
size_t slash = file.find_last_of('/');
if (slash == std::string::npos) { // file -> file_1234
return "./";
} else { // file.root -> file_1234.root
return file.substr(0, slash);
}
}
template <class DataT>
void OutputCppRoot::check_file_exists(DataT data_cpp) {
std::string event = data_cpp->GetEventType();
int run = run_number(data_cpp);
switch (_mode) {
case one_big_file:
if (_run_numbers.size() > 0)
return;
case one_file_per_run:
case end_of_run_file_per_run:
if (std::binary_search(_run_numbers.begin(), _run_numbers.end(), run))
return;
}
if (_outfile != NULL) {
if (_outfile->is_open())
_outfile->close();
delete _outfile;
}
struct stat attributes;
std::string dir = dir_name(run);
if (stat(dir.c_str(), &attributes) < 0 || !S_ISDIR(attributes.st_mode)) {
// if stat fails, maybe the directory doesnt exists
if (mkdir(dir.c_str(), ACCESSPERMS) == -1) {
throw Squeal(Squeal::recoverable, "Failed to make directory "+dir,
"OutputCppRoot::check_file_exists");
}
}
// S_ISDIR(attributes.st_mode) - returns True if it's a directory...
_outfile = new orstream(file_name(run).c_str(),
data_cpp->GetEventType().c_str(),
"MAUS output data", "RECREATE");
_outfile_branch = data_cpp->GetEventType();
std::vector<int>::iterator it = std::upper_bound(_run_numbers.begin(), _run_numbers.end(), run);
_run_numbers.insert(it, run);
}
template <>
int OutputCppRoot::run_number(MAUSEvent<Spill>* data_cpp) {
return data_cpp->GetEvent()->GetRunNumber();
}
template <>
int OutputCppRoot::run_number(MAUSEvent<RunHeader>* data_cpp) {
return data_cpp->GetEvent()->GetRunNumber();
}
template <>
int OutputCppRoot::run_number(MAUSEvent<RunFooter>* data_cpp) {
return data_cpp->GetEvent()->GetRunNumber();
}
template <>
int OutputCppRoot::run_number(MAUSEvent<JobHeader>* data_cpp) {
return 0;
}
template <>
int OutputCppRoot::run_number(MAUSEvent<JobFooter>* data_cpp) {
return 0;
}
}
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