public void setRoots(java.util.Collection<Root> roots) {
        if (roots == null) {
            this.roots = null;
            return;
        }

        this.roots = new java.util.ArrayList<Root>(roots);
    }
<p>
A list of roots that are defined in an organization.
</p>

@param roots
       A list of roots that are defined in an organization.
aws-java-sdk-organizations/src/main/java/com/amazonaws/services/organizations/model/ListRootsResult.java