public Writes read()

in accord-maelstrom/src/main/java/accord/maelstrom/Json.java [432:477]
44 lines of code
11 McCabe index (conditional complexity)

        public Writes read(JsonReader in) throws IOException
        {
            if (in.peek() == JsonToken.NULL)
                return null;

            in.beginObject();
            TxnId txnId = null;
            Timestamp executeAt = null;
            Keys keys = null;
            List<Value> writes = null;
            while (in.hasNext())
            {
                switch (in.nextName())
                {
                    default: throw new IllegalStateException();
                    case "txnId":
                        txnId = GSON.fromJson(in, TxnId.class);
                        break;
                    case "executeAt":
                        executeAt = GSON.fromJson(in, Timestamp.class);
                        break;
                    case "keys":
                        keys = KEYS_ADAPTER.read(in);
                        break;
                    case "writes":
                        writes = new ArrayList<>();
                        in.beginArray();
                        while (in.hasNext())
                            writes.add(Value.read(in));
                        in.endArray();
                        break;
                }
            }
            in.endObject();

            MaelstromWrite write = new MaelstromWrite();
            if (writes != null)
            {
                for (int i = 0 ; i < writes.size() ; ++i)
                {
                    if (writes.get(i) != null)
                        write.put(keys.get(i), writes.get(i));
                }
            }
            return new Writes(txnId, executeAt, keys, write);
        }