-
Notifications
You must be signed in to change notification settings - Fork 3.6k
/
main.go
52 lines (45 loc) · 875 Bytes
/
main.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
package main
import (
"fmt"
"time"
)
var workerID int
var publisherID int
func main() {
input := make(chan string)
go workerProcess(input)
go workerProcess(input)
go workerProcess(input)
go publisher(input)
go publisher(input)
go publisher(input)
go publisher(input)
time.Sleep(1 * time.Millisecond)
}
// publisher pushes data into a channel
func publisher(out chan string) {
publisherID++
thisID := publisherID
dataID := 0
for {
dataID++
fmt.Printf("publisher %d is pushing data\n", thisID)
data := fmt.Sprintf("Data from publisher %d. Data %d", thisID, dataID)
out <- data
}
}
func workerProcess(in <-chan string) {
workerID++
thisID := workerID
for {
fmt.Printf("%d: waiting for input...\n", thisID)
input := <-in
fmt.Printf("%d: input is: %s\n", thisID, input)
}
}
/*
CHALLENGE #1
Is this fan out?
CHALLENGE #2
Is this fan in?
*/