code: public void setTrainingJobSummaries(java.util.Collection<HyperParameterTrainingJobSummary> trainingJobSummaries) {
          if (trainingJobSummaries == null) {
              this.trainingJobSummaries = null;
              return;
          }
  
          this.trainingJobSummaries = new java.util.ArrayList<HyperParameterTrainingJobSummary>(trainingJobSummaries);
      }
docs: <p>
  A list of <a>TrainingJobSummary</a> objects that describe the training jobs that the
  <code>ListTrainingJobsForHyperParameterTuningJob</code> request returned.
  </p>
  
  @param trainingJobSummaries
  A list of <a>TrainingJobSummary</a> objects that describe the training jobs that the
  <code>ListTrainingJobsForHyperParameterTuningJob</code> request returned.