code: public void marshall(CreateCrawlerRequest createCrawlerRequest, ProtocolMarshaller protocolMarshaller) {
  
          if (createCrawlerRequest == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(createCrawlerRequest.getName(), NAME_BINDING);
              protocolMarshaller.marshall(createCrawlerRequest.getRole(), ROLE_BINDING);
              protocolMarshaller.marshall(createCrawlerRequest.getDatabaseName(), DATABASENAME_BINDING);
              protocolMarshaller.marshall(createCrawlerRequest.getDescription(), DESCRIPTION_BINDING);
              protocolMarshaller.marshall(createCrawlerRequest.getTargets(), TARGETS_BINDING);
              protocolMarshaller.marshall(createCrawlerRequest.getSchedule(), SCHEDULE_BINDING);
              protocolMarshaller.marshall(createCrawlerRequest.getClassifiers(), CLASSIFIERS_BINDING);
              protocolMarshaller.marshall(createCrawlerRequest.getTablePrefix(), TABLEPREFIX_BINDING);
              protocolMarshaller.marshall(createCrawlerRequest.getSchemaChangePolicy(), SCHEMACHANGEPOLICY_BINDING);
              protocolMarshaller.marshall(createCrawlerRequest.getConfiguration(), CONFIGURATION_BINDING);
              protocolMarshaller.marshall(createCrawlerRequest.getCrawlerSecurityConfiguration(), CRAWLERSECURITYCONFIGURATION_BINDING);
              protocolMarshaller.marshall(createCrawlerRequest.getTags(), TAGS_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.