Method getData

src/main/java/com/ReadChain.java:17–42

(String fileName)

public class ReadChain {
    public String getData(String fileName) {
        String Path="src\\test\\java\\com\\result\\" + fileName + ".json";
        BufferedReader reader = null;
        StringBuilder laststr = new StringBuilder();
        try {
            FileInputStream fileInputStream = new FileInputStream(Path);
            InputStreamReader inputStreamReader = new InputStreamReader(fileInputStream, StandardCharsets.UTF_8);
            reader = new BufferedReader(inputStreamReader);
            String tempString;
            while ((tempString = reader.readLine()) != null) {
                laststr.append(tempString);
            }
            reader.close();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (reader != null) {
                try {
                    reader.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
        return laststr.toString();
    }

    public String get_ClassName (JsonNode results, int chain_id, int node_id) {
        JsonNode ClassName = results.get(chain_id).get("ClassName");