Clears this hashtable so that it contains no keys.
Tests if some key maps into the specified value in this hashtable. This
operation is more expensive
Returns the value to which the specified key is mapped in this hashtable.
Tests if this hashtable maps no keys to values.
Returns an enumeration of the keys in this hashtable.
Maps the specified key to the specified value in this hashtable. Neither the key
nor the value can b
Rehashes the contents of the hashtable into a hashtable with a larger capacity.
This method is calle
Removes the key (and its corresponding value) from this hashtable. This method
does nothing if the k
Returns the number of keys in this hashtable.