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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,40 +1,40 @@ | ||
| package main | ||
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||
| import ( | ||
| "log" | ||
| "sync" | ||
| "time" | ||
| ) | ||
|
|
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| type safeCounter struct { | ||
| v map[int]int | ||
| mux sync.Mutex | ||
| } | ||
|
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| func (c *safeCounter) inc(key int) { | ||
| c.mux.Lock() | ||
| c.v[key]++ | ||
| c.mux.Unlock() | ||
| } | ||
|
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| // func (c *safeCounter) val(key int) int { | ||
| // c.mux.Lock() | ||
| // defer c.mux.Unlock() | ||
| // return c.v[key] | ||
| // import ( | ||
| // "log" | ||
| // "sync" | ||
| // "time" | ||
| // ) | ||
| // | ||
| // type safeCounter struct { | ||
| // v map[int]int | ||
| // mux sync.Mutex | ||
| // } | ||
| // | ||
| // func (c *safeCounter) reset(key int) int { | ||
| // func (c *safeCounter) inc(key int) { | ||
| // c.mux.Lock() | ||
| // defer c.mux.Unlock() | ||
| // result := c.v[key] | ||
| // c.v[key] = 0 | ||
| // return result | ||
| // c.v[key]++ | ||
| // c.mux.Unlock() | ||
| // } | ||
| // | ||
| // // func (c *safeCounter) val(key int) int { | ||
| // // c.mux.Lock() | ||
| // // defer c.mux.Unlock() | ||
| // // return c.v[key] | ||
| // // } | ||
| // // | ||
| // // func (c *safeCounter) reset(key int) int { | ||
| // // c.mux.Lock() | ||
| // // defer c.mux.Unlock() | ||
| // // result := c.v[key] | ||
| // // c.v[key] = 0 | ||
| // // return result | ||
| // // } | ||
| // | ||
| // var queriesPerMinute safeCounter | ||
| // | ||
| // func printStat() { | ||
| // _, min, _ := time.Now().Clock() | ||
| // queriesPerMinute.inc(min) | ||
| // log.Printf("Processed %d requests\n", min) | ||
| // } | ||
|
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| var queriesPerMinute safeCounter | ||
|
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| func printStat() { | ||
| _, min, _ := time.Now().Clock() | ||
| queriesPerMinute.inc(min) | ||
| log.Printf("Processed %d requests\n", min) | ||
| } |