@Test
public void graphite() throws IOException {
        int val1 = (getValue("http://graphite.kwangsiklee.com/render?target=lks.login.member.web.cnt&format=raw&from=-60min"));
        System.out.println(val1);
}

@Test
public void graphite2() throws IOException {
        int val1 = (getValue("http://graphite.kwangsiklee.com/render?target=lks.login.member.web.cnt&format=raw&from=1496119855"));
        System.out.println(val1);
}

@Test
public void graphite3() throws IOException {
    // 10분이내, json 단위
    getValue("http://graphite.kwangsiklee.com/render?target=lks.login.member.web.cnt&format=json&from=1496120400&until=1496121000");
}

private void getValue(String url) throws IOException {
    System.out.println("url = " + url);
    HttpClient httpClient = HttpClientBuilder.create().build();
    HttpGet get = new HttpGet(url);
    HttpResponse response = httpClient.execute(get);
    String body = EntityUtils.toString(response.getEntity());
    String data = body.split("\\|")[1];
    String[] dataArr = data.split(",");
    List<Integer> valueList = new ArrayList<Integer>();
    for (int i = 0; i < dataArr.length; i++) {
        if (!"None".equals(dataArr[i].trim())) {
            valueList.add(Integer.parseInt(dataArr[i].replace(".0", "").trim()));
        }
    }

    for (int i = 0; i < valueList.size(); i++) {
        System.out.println(valueList.get(i));
    }
}