public void setPackageVersionSummaries(java.util.Collection<PackageVersionSummary> packageVersionSummaries) {
        if (packageVersionSummaries == null) {
            this.packageVersionSummaries = null;
            return;
        }

        this.packageVersionSummaries = new java.util.ArrayList<PackageVersionSummary>(packageVersionSummaries);
    }
<p>
Lists the package versions associated to the package.
</p>

@param packageVersionSummaries
       Lists the package versions associated to the package.
aws-java-sdk-iot/src/main/java/com/amazonaws/services/iot/model/ListPackageVersionsResult.java