public void setDomainIspPlacements(java.util.Collection<DomainIspPlacement> domainIspPlacements) {
        if (domainIspPlacements == null) {
            this.domainIspPlacements = null;
            return;
        }

        this.domainIspPlacements = new java.util.ArrayList<DomainIspPlacement>(domainIspPlacements);
    }
<p>
An object that contains inbox and junk mail placement metrics for individual email providers.
</p>

@param domainIspPlacements
       An object that contains inbox and junk mail placement metrics for individual email providers.
aws-java-sdk-pinpointemail/src/main/java/com/amazonaws/services/pinpointemail/model/OverallVolume.java