protected String genIdString (int[] userIds)
    {
        // build up the string we need for the query
        StringBuilder ids = new StringBuilder();
        for (int i = 0; i < userIds.length; i++) {
            if (ids.length() > 0) {
                ids.append(",");
            }
            ids.append(userIds[i]);
        }

        return ids.toString();
    }
protected String genIdString ( int [ ] userIds ) { StringBuilder ids = new StringBuilder ( ) ; for ( int i = 0 ; i < userIds . length ; i ++ ) { if ( ids . length ( ) > 0 ) { ids . append ( "," ) ; } ids . append ( userIds [ i ] ) ; } return ids . toString ( ) ; }
Take the passed in int array and create the a string suitable for using in a SQL set query
(I.e., "select foo, from bar where userId in (genIdString(userIds))"; )