public static Map<String, Object> doHttpPost(String url, InputStream is, String fileId, CloseableHttpClient httpClient)
throws ClientProtocolException, IOException, Exception {
logger.info("=== begin request, do http post ===>" + url);
Map<String, Object> map = new HashMap<String, 
 
Object>();
CloseableHttpResponse response = null;
HttpEntity entity = null;
HttpPost  httpPost = null;
    try {
httpPost = new HttpPost(url);
HttpEntity reqFile = MultipartEntityBuilder.create()
.setContentType(ContentType.MULTIPART_FORM_DATA)
.setBoundary("----WebKitFormBoundaryriApLsyI1shPEGEH"
 
)
.setMode(HttpMultipartMode.BROWSER_COMPATIBLE)
.addBinaryBody("files", is, ContentType.MULTIPART_FORM_DATA, fileId)
.build();
httpPost.setEntity(reqFile);
response = httpClient.execute(httpPost);
logger.info("上傳檔案的respons:" + response.toString());
entity = response.getEntity();
String content = EntityUtils
 
.toString(entity, "UTF-8");
logger.info("上傳檔案返回Json資訊 : " + content);
map.put("content" , content);
} catch (Exception e) {
logger.info("=== do http post exception ===",e);
httpPost.abort();
        throw e;
} finally {
if (entity != null) {
try {
EntityUtils.consume(entity);
} catch (Exception e) {
            }
        }
    }
return map;
}