A simple facade for a hash map. This class restricts operations that can be performed on a hash map of contents.
@author David Geary
@version $Revision: 1.2 $ $Date: 2001/01/16 23:48:41 $
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.