package org.mindswap.swoop.explore;
import java.util.Hashtable;
import java.util.Vector;
/*
* A simple data structure that is a hashtable of vectors
*
*/
public class HashedVectors extends Hashtable
{
public HashedVectors()
{ super(); }
public void add( Object key, Object item )
{
Vector vec = (Vector)super.get( key );
if ( vec == null )
vec = new Vector();
vec.add( item );
super.put( key, vec );
}
public Vector getVector( Object key )
{
return (Vector)super.get( key );
}
}