Cambia método para obtener recursos

package es.redmic.es.common.utils;

import java.io.BufferedReader;

/*-

 * #%L

 * ElasticSearch

import java.io.IOException;

import java.io.InputStream;

import java.io.InputStreamReader;

import java.nio.charset.Charset;

import java.nio.charset.StandardCharsets;

import java.lang.reflect.Field;

import java.util.Map;

import java.util.Map.Entry;

import org.apache.commons.io.FileUtils;

import org.apache.commons.io.IOUtils;

import org.apache.lucene.search.join.ScoreMode;

import org.elasticsearch.action.get.GetResponse;

	public static String getScriptFile(String mappingFilePath) {

		try {

			InputStream resource = new ClassPathResource(mappingFilePath).getInputStream();

			return IOUtils.toString(resource, Charset.forName(StandardCharsets.UTF_8.name()));

			return FileUtils.readFileToString(new ClassPathResource(mappingFilePath).getFile(), StandardCharsets.UTF_8);

		} catch (IOException e) {

			e.printStackTrace();

			throw new ResourceNotFoundException(e);