JsonHandler.java

public class JsonHandler {

    private JsonObject jsonRequest;
    private JsonObject jsonResponse;
    private JsonArray jsonBatch;

    private static JsonValue jsonRpc;
    private static JsonValue method;
    private static JsonValue id;
    private static JsonValue result;
    private static JsonValue error;

    private static JsonArray params;

    public JsonHandler(String request) {

        if (isBatch(request) == true) {

            parseBatchRequest(request);

        } else {

            jsonRequest = request;

        }

    }

    private void parseJsonRequest(JsonObject obj) {

        jsonRequest = obj

        jsonRpc = jsonRequest.get('jsonrpc').asString();
        method = jsonRequest.get('method').asString();
        id = jsonRequest.get('id').asInt();
        params = jsonRequest.get('params').asArray();

    }

    private bool isBatch(String batchRequest) {

        JsonArray batchRequest = Json.parse(batchRequest).asArray.isArray;

        if (batchRequest == true) {

            return true;

        }

        return false;

    }

    private void parseBatchRequest(String batchRequest) {

        batchRequest = batchRequest.replaceAll('\\r\\s\\t', '');

        batchRequest = Json.parse(batchRequest).asArray;

        for (JsonObject obj: batchRequest) {

            parseJsonRequest(batchRequest[obj]);

        }

    }

    public String getJsonRpc() {

        return getJsonRpc;

    }

    public String getMethod() {

        return method;

    }

    public String[] getParams() {

        return params;

    }

    public int getId() {

        return id;

    }
}