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29 lines
497 B
Go
29 lines
497 B
Go
package main
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import (
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"fmt"
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"time"
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"github.com/tal-tech/go-zero/core/mr"
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)
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func main() {
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mr.MapReduceVoid(func(source chan<- interface{}) {
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for i := 0; i < 10; i++ {
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source <- i
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}
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}, func(item interface{}, writer mr.Writer, cancel func(error)) {
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i := item.(int)
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if i == 0 {
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time.Sleep(10 * time.Second)
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} else {
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time.Sleep(5 * time.Second)
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}
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writer.Write(i)
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}, func(pipe <-chan interface{}, cancel func(error)) {
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for i := range pipe {
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fmt.Println(i)
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}
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})
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}
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