func (j *MVJob) Write(g *waffle.Graph) error {
m := -1
for _, v := range g.Vertices() {
v := v.(*MVVertex)
if v.Max > m {
m = v.Max
}
}
log.Printf("max is %d", m)
return nil
}
func (v *MVVertex) Compute(g *waffle.Graph, msgs []waffle.Message) {
max := 0
for _, msg := range msgs {
val := msg.(*MVMessage).Value
if val > max {
max = val
}
}
if v.Value > max {
max = v.Value
}
if max > v.Max {
v.Max = max
for _, e := range g.Edges(v.Id()) {
g.SendMessage(&MVMessage{Value: v.Max, Dest: e.Destination()})
}
}
v.Vactive = false
}