code: public void setDomainIspPlacements(java.util.Collection<DomainIspPlacement> domainIspPlacements) {
          if (domainIspPlacements == null) {
              this.domainIspPlacements = null;
              return;
          }
  
          this.domainIspPlacements = new java.util.ArrayList<DomainIspPlacement>(domainIspPlacements);
      }
docs: <p>
  An object that contains inbox placement metrics for a specifid day in the analysis period, broken out by the
  recipient's email provider.
  </p>
  
  @param domainIspPlacements
  An object that contains inbox placement metrics for a specifid day in the analysis period, broken out by
  the recipient's email provider.