HashMap map = new HashMap();
map.add( "cat", "Meow" );
map.add( "ape", "Squeak" );
map.add( "dog", "Woof" );
map.add( "bat", "Squeak" );
System.out.println( "map = " + map );
System.out.print( "Enumerate the HashMap: " );
Enumeration e = map.elements();
while ( e.hasMoreElements() )
System.out.print( e.nextElement() + " ");
System.out.println();
System.out.print( "map.keys() = " );
e = map.keys();
while ( e.hasMoreElements() )
System.out.print( e.nextElement() + " ");
System.out.println();
System.out.print( "map.keys( Squeak ) = " );
e = map.keys( "Squeak" );
while ( e.hasMoreElements() )
System.out.print( e.nextElement() + " ");
System.out.println();
System.out.print( "map.values( bat ) = " );
e = map.values( "bat" );
while ( e.hasMoreElements() )
System.out.print( e.nextElement() + " ");
System.out.println();
