code: private void addPostParams(final Request request) {
          if (language != null) {
              request.addPostParam("Language", language);
          }
  
          if (query != null) {
              request.addPostParam("Query", query);
          }
  
          if (tasks != null) {
              request.addPostParam("Tasks", tasks);
          }
  
          if (modelBuild != null) {
              request.addPostParam("ModelBuild", modelBuild.toString());
          }
  
          if (field != null) {
              request.addPostParam("Field", field);
          }
      }
docs: Add the requested post parameters to the Request.
  
  @param request Request to add post params to