+ for json in res.as(JsonArray) do
+ var obj = json.as(JsonObject)
+ var node = load_node(obj["self"].to_s)
+ node.internal_properties = obj["data"].as(JsonObject)
+ nodes.add node
+ end
+ return nodes
+ end
+
+ # Retrieve nodes belonging to all the specified `labels`.
+ #
+ # var client = new Neo4jClient("http://neo4j:7474")
+ #
+ # var andres = new NeoNode
+ # andres.labels.add_all(["Human", "Male"])
+ # client.save_node(andres)
+ # var kate = new NeoNode
+ # kate.labels.add_all(["Human", "Female"])
+ # client.save_node(kate)
+ #
+ # var nodes = client.nodes_with_labels(["Human", "Male"])
+ # assert nodes.has(andres)
+ # assert not nodes.has(kate)
+ fun nodes_with_labels(labels: Array[String]): Array[NeoNode] do
+ assert not labels.is_empty
+
+ # Build the query.
+ var buffer = new Buffer
+ buffer.append "match (n) where \{label_0\} in labels(n)"
+ for i in [1..labels.length[ do
+ buffer.append " and \{label_{i}\} in labels(n)"
+ end
+ buffer.append " return n"
+ var query = new CypherQuery.from_string(buffer.write_to_string)
+ for i in [0..labels.length[ do
+ query.params["label_{i}"] = labels[i]
+ end
+
+ # Retrieve the answer.
+ var res = cypher(query)
+ var nodes = new Array[NeoNode]
+ for json in res.as(JsonObject)["data"].as(JsonArray) do
+ var obj = json.as(JsonArray).first.as(JsonObject)
+ var node = load_node(obj["self"].to_s)
+ node.internal_properties = obj["data"].as(JsonObject)