public static  void main(String[] args) throws Exception 
{
        StatementDocument stmtDoc = StatementDocument.Factory.parse( new File( args[ 0 ] ) );
        if (!stmtDoc.validate())
            throw new RuntimeException("expected valid instance: " + args[0]);
        float balance = OrderMatters.balanceOutOfOrder(stmtDoc);
        if (1010F != balance)
            throw new RuntimeException("expected out of order to return $1010.0: " + balance);
        balance = OrderMatters.balanceInOrder(stmtDoc);
        if (960F != balance)
            throw new RuntimeException("expected in order to return $960.0: " + balance);
}