code: public void setSamplingTargetDocuments(java.util.Collection<SamplingTargetDocument> samplingTargetDocuments) {
          if (samplingTargetDocuments == null) {
              this.samplingTargetDocuments = null;
              return;
          }
  
          this.samplingTargetDocuments = new java.util.ArrayList<SamplingTargetDocument>(samplingTargetDocuments);
      }
docs: <p>
  Updated rules that the service should use to sample requests.
  </p>
  
  @param samplingTargetDocuments
  Updated rules that the service should use to sample requests.