public static <K, V> Hashtable<K, V> newHashtable(final Map<? extends K, ? extends V> m) {
        return new Hashtable<K, V>(m);
    }
public static < K , V > Hashtable < K , V > newHashtable ( final Map < ? extends K , ? extends V > m ) { return new Hashtable < K , V > ( m ) ; }
@param <K>
@param <V>
@param m
@return
@see Hashtable#Hashtable(Map)