final String content = extractData.getContent();
        CloseableUtil.closeQuietly(in);
        logger.info(content);
        assertTrue(content.contains("テスト"));
    }

    public void test_getTika_java() {
        final InputStream in = ResourceUtil.getResourceAsStream("extractor/program/test.java");
        final Map<String, String> params = new HashMap<String, String>();
        params.put("Content-Type", "text/plain");