package circonusgometrics // A Counter is a monotonically increasing unsigned integer. // // Use a counter to derive rates (e.g., record total number of requests, derive // requests per second). // Increment counter by 1 func (m *CirconusMetrics) Increment(metric string) { m.Add(metric, 1) } // IncrementByValue updates counter by supplied value func (m *CirconusMetrics) IncrementByValue(metric string, val uint64) { m.Add(metric, val) } // Set a counter to specific value func (m *CirconusMetrics) Set(metric string, val uint64) { m.cm.Lock() defer m.cm.Unlock() m.counters[metric] = val } // Add updates counter by supplied value func (m *CirconusMetrics) Add(metric string, val uint64) { m.cm.Lock() defer m.cm.Unlock() m.counters[metric] += val } // RemoveCounter removes the named counter func (m *CirconusMetrics) RemoveCounter(metric string) { m.cm.Lock() defer m.cm.Unlock() delete(m.counters, metric) } // SetCounterFunc set counter to a function [called at flush interval] func (m *CirconusMetrics) SetCounterFunc(metric string, fn func() uint64) { m.cfm.Lock() defer m.cfm.Unlock() m.counterFuncs[metric] = fn } // RemoveCounterFunc removes the named counter function func (m *CirconusMetrics) RemoveCounterFunc(metric string) { m.cfm.Lock() defer m.cfm.Unlock() delete(m.counterFuncs, metric) }