public void write()

in accord-maelstrom/src/main/java/accord/maelstrom/Json.java [208:251]
42 lines of code
7 McCabe index (conditional complexity)

        public void write(JsonWriter out, Txn txn) throws IOException
        {
            if (txn == null)
            {
                out.nullValue();
                return;
            }

            Keys keys = (Keys)txn.keys();
            MaelstromRead read = (MaelstromRead) txn.read();
            MaelstromUpdate update = (MaelstromUpdate) txn.update();

            out.beginObject();
            out.name("r");
            out.beginArray();
            for (int i = 0 ; i < keys.size() ; ++i)
            {
                MaelstromKey.Key key = (MaelstromKey.Key) keys.get(i);
                if (read.keys.indexOf(key) >= 0)
                {
                    key.datum.write(out);
                }
            }
            out.endArray();
            out.name("append");
            out.beginArray();
            for (int i = 0 ; i < keys.size() ; ++i)
            {
                MaelstromKey key = (MaelstromKey) keys.get(i);
                if (update != null && update.containsKey(key))
                {
                    out.beginArray();
                    key.datum.write(out);
                    update.get(key).write(out);
                    out.endArray();
                }
            }
            out.endArray();
            out.name("client");
            out.value(((MaelstromQuery)txn.query()).client.id);
            out.name("requestId");
            out.value(((MaelstromQuery)txn.query()).requestId);
            out.endObject();
        }