code: public ApplicationSummary getApplication(String applicationId, Iterable<BatchClientBehavior> additionalBehaviors) throws BatchErrorException, IOException {
          ApplicationGetOptions options = new ApplicationGetOptions();
          BehaviorManager bhMgr = new BehaviorManager(this.customBehaviors(), additionalBehaviors);
          bhMgr.applyRequestBehaviors(options);
  
          return this.parentBatchClient.protocolLayer().applications().get(applicationId, options);
      }
docs: Gets information about the specified application.
  
  @param applicationId The ID of the application to get.
  @param additionalBehaviors A collection of {@link BatchClientBehavior} instances that are applied to the Batch service request.
  @return An {@link ApplicationSummary} containing information about the specified application.
  @throws BatchErrorException Exception thrown when an error response is received from the Batch service.
  @throws IOException Exception thrown when there is an error in serialization/deserialization of data sent to/received from the Batch service.