code: public void setParameters(java.util.Collection<ParameterMetadata> parameters) {
          if (parameters == null) {
              this.parameters = null;
              return;
          }
  
          this.parameters = new com.amazonaws.internal.SdkInternalList<ParameterMetadata>(parameters);
      }
docs: <p>
  Parameters returned by the request.
  </p>
  
  @param parameters
  Parameters returned by the request.