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#ifndef SRC_HISTOGRAM_INL_H_
#define SRC_HISTOGRAM_INL_H_
#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
#include "histogram.h"
#include "node_internals.h"
namespace node {
inline Histogram::Histogram(int64_t lowest, int64_t highest, int figures) {
CHECK_EQ(0, hdr_init(lowest, highest, figures, &histogram_));
}
inline Histogram::~Histogram() {
hdr_close(histogram_);
}
inline void Histogram::Reset() {
hdr_reset(histogram_);
}
inline bool Histogram::Record(int64_t value) {
return hdr_record_value(histogram_, value);
}
inline int64_t Histogram::Min() {
return hdr_min(histogram_);
}
inline int64_t Histogram::Max() {
return hdr_max(histogram_);
}
inline double Histogram::Mean() {
return hdr_mean(histogram_);
}
inline double Histogram::Stddev() {
return hdr_stddev(histogram_);
}
inline double Histogram::Percentile(double percentile) {
CHECK_GT(percentile, 0);
CHECK_LE(percentile, 100);
return hdr_value_at_percentile(histogram_, percentile);
}
inline void Histogram::Percentiles(std::function<void(double, double)> fn) {
hdr_iter iter;
hdr_iter_percentile_init(&iter, histogram_, 1);
while (hdr_iter_next(&iter)) {
double key = iter.specifics.percentiles.percentile;
double value = iter.value;
fn(key, value);
}
}
} // namespace node
#endif // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
#endif // SRC_HISTOGRAM_INL_H_