samples
    private static List<String> getResourceLines(final String resName) {
        final InputStream is = SfstTests.class.getResourceAsStream(RES_PREFIX + resName);
        try {
            InputStreamReader inSR = new InputStreamReader(is, UTF_8);
            BufferedReader bufR = new BufferedReader(inSR);
            return bufR.lines()
                .collect(Collectors.toList());
        } finally {
            IOUtils.closeQuietly(is);
        }
    }

import java.nio.charset.Charset;
import java.nio.file.Files;
import java.nio.file.Paths;

        byte[] encoded = Files.readAllBytes(Paths.get("src/test/resources/test.txt"));
        String testString = new String(encoded, Charset.forName("UTF-8"));