@Override
  public String[] getCombinedGroups() {
    throw new UnsupportedOperationException("Shouldn't be invoked");
  }
Compare configured cacheServer port against the running cacheServer port. If the current
cacheServer port is set to 0 a random ephemeral port will be used so there is no need to
compare returning <code>true</code>. If a port is specified, return the proper comparison.

@param other CacheServer
geode-core/src/main/java/org/apache/geode/internal/cache/xmlcache/CacheServerCreation.java