Map Iterator 상호 변환

Map mp = new Hashmap();
Iterator it = mp.entrySet().iterator();
    while (it.hasNext()) {
        Map.Entry pairs = (Map.Entry)it.next();
        System.out.println(pairs.getKey() + " = " + pairs.getValue());
    }

 

Iterator ii = data.keySet().iterator();
       
        StringBuffer result = new StringBuffer();
        while( ii.hasNext() )
        {
            String key = (String)ii.next();
            result.append( key );
            result.append( " : " );
            result.append( data.get(key) );
            result.append( "\n" );
        }