public List<KerberosIdentityDescriptor> findReferences() {
    AbstractKerberosDescriptor root = getRoot();
    if(root instanceof AbstractKerberosDescriptorContainer) {
      return findIdentityReferences((AbstractKerberosDescriptorContainer)root, getPath());
    }
    else {
      return null;
    }
  }
Find all of the {@link KerberosIdentityDescriptor}s that reference this {@link KerberosIdentityDescriptor}

@return a list of {@link KerberosIdentityDescriptor}s
ambari-server/src/main/java/org/apache/ambari/server/state/kerberos/KerberosIdentityDescriptor.java