String encode = "utf-8";
        CloseableHttpClient closeableHttpClient = HttpClients.createDefault();
        HttpPut httpput = new HttpPut(url);

        // 设置header
        httpput.setHeader("Content-type", "application/json");
        String authUser = "admin:admin";
        String base64Credentials = new String(Base64.encodeBase64(authUser.getBytes()));
        httpput.setHeader("Authorization", "Basic " + base64Credentials);
        // 组织请求参数
        StringEntity stringEntity = new StringEntity(stringJson, encode);
        httpput.setEntity(stringEntity);
        String content = null;
        CloseableHttpResponse httpResponse = null;
        try {
            // 响应信息
            httpResponse = closeableHttpClient.execute(httpput);
            HttpEntity entity = httpResponse.getEntity();
            content = EntityUtils.toString(entity, encode);
            System.out.println(content);
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                httpResponse.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        try {
            closeableHttpClient.close(); // 关闭连接、释放资源
        } catch (IOException e) {
            e.printStackTrace();
        }

httpdelete

HttpClient client = new DefaultHttpClient();
        HttpDelete delete = new HttpDelete(url);
        HttpResponse httpResponse;
        try {
            delete.setHeader("Cookie",
                    "grafana_user=admin; grafana_remember=×××××6; grafana_sess=5c323d912ccb3773;");
            // delete.setHeader("authorization",
            // "Bearer 7cebf17a9c8b6f00cb4d2b4bfc98a3459361283d1e73801ab1c1466d8fd0a96bf6");
            httpResponse = client.execute(delete);
            int statusCode = httpResponse.getStatusLine().getStatusCode();
            System.out.println(statusCode);