initial import

example/mapreduce/irregular/irregular.go

@@ -0,0 +1,28 @@
+package main
+
+import (
+	"fmt"
+	"time"
+
+	"zero/core/mapreduce"
+)
+
+func main() {
+	mapreduce.MapReduceVoid(func(source chan<- interface{}) {
+		for i := 0; i < 10; i++ {
+			source <- i
+		}
+	}, func(item interface{}, writer mapreduce.Writer, cancel func(error)) {
+		i := item.(int)
+		if i == 0 {
+			time.Sleep(10 * time.Second)
+		} else {
+			time.Sleep(5 * time.Second)
+		}
+		writer.Write(i)
+	}, func(pipe <-chan interface{}, cancel func(error)) {
+		for i := range pipe {
+			fmt.Println(i)
+		}
+	})
+}