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#include "ProgressMonitor.hh"
#include <iostream>
#include <sstream>
#include <assert.h>
ProgressMonitor::ProgressMonitor(std::function<void(const std::string&, int, int)> report, int report_level)
: report(report)
, report_level(report_level)
{
}
ProgressMonitor::~ProgressMonitor()
{
}
ProgressMonitor::Block::Block(const std::string& name, int level)
: name(name), step(0), total_steps(0), level(level)
{
started=std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch());
}
ProgressMonitor::Total::Total()
: call_count(0), time_spent(0), total_steps(0)
{
}
std::string ProgressMonitor::Total::str() const
{
std::ostringstream s;
s << name << ": " << call_count << " calls, " << total_steps << " steps, " << time_spent.count() << " ms";
for(const auto& msg: messages)
s << "; " << msg;
return s.str();
}
void ProgressMonitor::group(std::string name, int total, int level)
{
if(name=="") {
Block& blk=call_stack.top();
level = blk.level;
auto fnd = call_totals.find(blk.name);
Total& tot=fnd->second;
tot.name=blk.name;
auto now=std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch());
tot.time_spent += (now - blk.started);
tot.total_steps += blk.total_steps;
tot.messages.reserve(tot.messages.size() + std::distance(blk.messages.begin(), blk.messages.end()));
tot.messages.insert(tot.messages.end(), blk.messages.begin(), blk.messages.end());
call_stack.pop();
}
else {
if (level < 0) {
if (call_stack.empty())
level = report_level;
else
level = call_stack.top().level;
}
// Insert an entry on the call stack.
Block blk(name, level);
blk.total_steps = total;
call_stack.push(blk);
// Also insert an entry to the total stack for this group if there
// isn't one already.
auto fnd=call_totals.find(name);
if(fnd==call_totals.end()) {
Total tot;
tot.call_count=1;
tot.name=name;
call_totals[name]=tot;
}
else {
fnd->second.call_count++;
}
}
if (report && level >= report_level) {
if (call_stack.size() == 0)
report("Idle", 0, 0);
else
report(call_stack.top().name, call_stack.top().step, call_stack.top().total_steps);
}
}
void ProgressMonitor::progress()
{
assert(!call_stack.empty());
progress(call_stack.top().step + 1);
}
void ProgressMonitor::progress(int n)
{
assert(!call_stack.empty());
progress(n, call_stack.top().total_steps);
}
void ProgressMonitor::progress(int n, int total)
{
assert(!call_stack.empty());
call_stack.top().step=n;
call_stack.top().total_steps=total;
if (report && call_stack.top().level >= report_level)
report(call_stack.top().name, n, total);
}
void ProgressMonitor::message(const std::string& msg)
{
call_stack.top().messages.push_back(msg);
}
long ProgressMonitor::Total::time_spent_as_long() const
{
return time_spent.count();
}
void ProgressMonitor::print() const
{
for(auto& t: call_totals) {
const Total& tot=t.second;
std::cerr << tot.name << ": "
<< tot.call_count << " calls, "
// << (long)tot.time_spent << " ms, "
<< tot.total_steps << " steps" << std::endl;
for(const auto& msg: tot.messages)
std::cerr << " " << msg << std::endl;
}
}
std::vector<ProgressMonitor::Total> ProgressMonitor::totals() const
{
std::vector<Total> res;
for(auto& t: call_totals)
res.push_back(t.second);
return res;
}
bool ProgressMonitor::Total::operator==(const Total& other) const
{
if(name==other.name &&
call_count==other.call_count &&
time_spent==other.time_spent &&
total_steps==other.total_steps) return true;
return false;
}
ScopedProgressGroup::ScopedProgressGroup(ProgressMonitor* pm, const std::string& name, int total, int level)
: pm(pm)
{
if (pm)
pm->group(name, total, level);
}
ScopedProgressGroup::~ScopedProgressGroup()
{
if (pm)
pm->group();
}
void ScopedProgressGroup::progress()
{
if (pm)
pm->progress();
}
void ScopedProgressGroup::progress(int n)
{
if (pm)
pm->progress(n);
}
void ScopedProgressGroup::progress(int n, int total)
{
if (pm)
pm->progress(n, total);
}
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