90 lines
1.8 KiB
C++
90 lines
1.8 KiB
C++
#ifdef _MSC_VER
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// to avoid long name warnings
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#pragma warning(disable:4786)
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#endif
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#include <iostream>
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#include <fstream>
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#include <stdexcept>
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#include <utils/eoFileMonitor.h>
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#include <utils/compatibility.h>
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#include <utils/eoParam.h>
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using namespace std;
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void eoFileMonitor::printHeader(std::ostream& os)
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{
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iterator it = vec.begin();
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os << (*it)->longName();
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++it;
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for (; it != vec.end(); ++it)
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{
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// use the longName of the eoParam for the header
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os << delim.c_str() << (*it)->longName();
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}
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os << std::endl;
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}
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void eoFileMonitor::printHeader()
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{
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// create file
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ofstream os(filename.c_str());
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if (!os)
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{
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string str = "eoFileMonitor could not open: " + filename;
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throw runtime_error(str);
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}
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printHeader(os);
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}
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eoMonitor& eoFileMonitor::operator()(void)
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{
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ofstream os(filename.c_str(),
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overwrite ?
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ios_base::out|ios_base::trunc // truncate
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:
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ios_base::out|ios_base::app // append
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);
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if (!os)
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{
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string str = "eoFileMonitor could not write to: " + filename;
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throw runtime_error(str);
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}
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if (
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header // we want to write headers
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&& firstcall // we do not want to write headers twice
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&& !keep // if we append to an existing file, headers are useless
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&& !overwriting // we do not want to write headers if the file is to be overwriten
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) {
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printHeader();
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firstcall = false;
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}
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return operator()(os);
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}
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eoMonitor& eoFileMonitor::operator()(std::ostream& os)
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{
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iterator it = vec.begin();
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os << (*it)->getValue();
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for(++it; it != vec.end(); ++it)
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{
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os << delim.c_str() << (*it)->getValue();
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}
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os << std::endl;
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return *this;
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}
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