code: public T get(final T value) {
  		expungeStaleEntries();
  		//
  		final int index = (value.hashCode() & 0x7FFFFFFF) % elementData.length;
  		Entry<T> m = elementData[index];
  		while (m != null) {
  			if (eq(value, m.get())) {
  				return m.get();
  			}
  			m = m.nextInSlot;
  		}
  		return null;
  	}
docs: Returns the specified value.
  
  @param value the value.
  @return the value, or {@code null} if not found the specified value