code: public com.cloudant.client.api.model.Response post(Object object, int writeQuorum) {
          assertNotEmpty(object, "object");
          InputStream response = null;
          try {
              URI uri = new DatabaseURIHelper(db.getDBUri()).query("w", writeQuorum).build();
              response = client.couchDbClient.executeToInputStream(createPost(uri, client.getGson()
                              .toJson(object),
                      "application/json"));
              Response couchDbResponse = getResponse(response, Response.class, client.getGson());
              com.cloudant.client.api.model.Response cloudantResponse = new com.cloudant.client.api
                      .model.Response(couchDbResponse);
              return cloudantResponse;
          } finally {
              close(response);
          }
      }
docs: Creates a document in the database similarly to {@link Database#post(Object)} but using a
  specific write quorum.
  
  @param object      The object to save
  @param writeQuorum the write Quorum
  @return {@link com.cloudant.client.api.model.Response}
  @see Database#post(Object)
  @see <a
  href="https://console.bluemix.net/docs/services/Cloudant/api/document.html#quorum-writing-and-reading-data"
  target="_blank">Documents - quorum</a>