Example #1
0
func (m *MqlSession) GetQuery(input string, output_struct chan map[string]interface{}) {
	defer close(output_struct)
	var mqlQuery interface{}
	err := json.Unmarshal([]byte(input), &mqlQuery)
	if err != nil {
		return
	}
	m.currentQuery = NewMqlQuery(m)
	m.currentQuery.BuildIteratorTree(mqlQuery)
	output := make(map[string]interface{})
	graph.OutputQueryShapeForIterator(m.currentQuery.it, m.ts, &output)
	nodes := output["nodes"].([]graph.Node)
	new_nodes := make([]graph.Node, 0)
	for _, n := range nodes {
		n.Tags = nil
		new_nodes = append(new_nodes, n)
	}
	output["nodes"] = new_nodes
	output_struct <- output
}
Example #2
0
func runIteratorOnSession(it graph.Iterator, ses *GremlinSession) {
	if ses.lookingForQueryShape {
		graph.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()
}