env.put( key, ( String ) ht.get( key ) );
env.put( key, ht.get( key ) );
    private void addAdditionalEnv( Hashtable env )    {        Hashtable ht = getPropertiesFromElement( additionalEnv );        Enumeration en = ht.keys();        String key = null;        while ( en.hasMoreElements() )        {            key = ( String ) en.nextElement();            env.put( key, ( String ) ht.get( key ) );        }    }