func (wk *worker) runIterator(it graph.Iterator) {
if wk.wantShape() {
iterator.OutputQueryShapeForIterator(it, wk.ts, wk.shape)
return
}
it, _ = it.Optimize()
glog.V(2).Infoln(it.DebugString(0))
for {
select {
case <-wk.kill:
return
default:
}
if !graph.Next(it) {
break
}
tags := make(map[string]graph.Value)
it.TagResults(tags)
if !wk.send(&Result{actualResults: tags}) {
break
}
for it.NextPath() {
select {
case <-wk.kill:
return
default:
}
tags := make(map[string]graph.Value)
it.TagResults(tags)
if !wk.send(&Result{actualResults: tags}) {
break
}
}
}
if glog.V(2) {
bytes, _ := json.MarshalIndent(graph.DumpStats(it), "", " ")
glog.V(2).Infoln(string(bytes))
}
it.Close()
}
func runIteratorOnSession(it graph.Iterator, ses *Session) {
if ses.wantShape {
iterator.OutputQueryShapeForIterator(it, ses.ts, ses.shape)
return
}
it, _ = it.Optimize()
glog.V(2).Infoln(it.DebugString(0))
for {
select {
case <-ses.kill:
return
default:
}
if !graph.Next(it) {
break
}
tags := make(map[string]graph.Value)
it.TagResults(tags)
if !ses.SendResult(&Result{actualResults: &tags}) {
break
}
for it.NextPath() {
select {
case <-ses.kill:
return
default:
}
tags := make(map[string]graph.Value)
it.TagResults(tags)
if !ses.SendResult(&Result{actualResults: &tags}) {
break
}
}
}
if glog.V(2) {
bytes, _ := json.MarshalIndent(graph.DumpStats(it), "", " ")
glog.V(2).Infoln(string(bytes))
}
it.Close()
}
func (wk *worker) runIteratorWithCallback(it graph.Iterator, callback otto.Value, this otto.FunctionCall, limit int) {
n := 0
it, _ = it.Optimize()
glog.V(2).Infoln(it.DebugString(0))
for {
select {
case <-wk.kill:
return
default:
}
if !graph.Next(it) {
break
}
tags := make(map[string]graph.Value)
it.TagResults(tags)
val, _ := this.Otto.ToValue(wk.tagsToValueMap(tags))
val, _ = callback.Call(this.This, val)
n++
if limit >= 0 && n >= limit {
break
}
for it.NextPath() {
select {
case <-wk.kill:
return
default:
}
tags := make(map[string]graph.Value)
it.TagResults(tags)
val, _ := this.Otto.ToValue(wk.tagsToValueMap(tags))
val, _ = callback.Call(this.This, val)
n++
if limit >= 0 && n >= limit {
break
}
}
}
it.Close()
}
func runIteratorOnSession(it graph.Iterator, ses *Session) {
if ses.lookingForQueryShape {
iterator.OutputQueryShapeForIterator(it, ses.ts, &(ses.queryShape))
return
}
it, _ = it.Optimize()
glog.V(2).Infoln(it.DebugString(0))
for {
// TODO(barakmich): Better halting.
if ses.doHalt {
return
}
_, ok := it.Next()
if !ok {
break
}
tags := make(map[string]graph.TSVal)
it.TagResults(&tags)
cont := ses.SendResult(&GremlinResult{metaresult: false, err: "", val: nil, actualResults: &tags})
if !cont {
break
}
for it.NextResult() == true {
if ses.doHalt {
return
}
tags := make(map[string]graph.TSVal)
it.TagResults(&tags)
cont := ses.SendResult(&GremlinResult{metaresult: false, err: "", val: nil, actualResults: &tags})
if !cont {
break
}
}
}
it.Close()
}