package ch03.section09;

import java.util.*;

class SResultSet {
  public Vector rows = new Vector(); // 所有的行
  public Vector columns = new Vector(); // 所有的SColumn對象
  public int numcols() {
    return columns.size();
  }

  public int size() {
    return rows.size();
  }

  public SRow rowAt(int i) {
    return (SRow) rows.elementAt(i);
  }

  public SColumn columnAtIndex(int i) {
    return (SColumn) columns.elementAt(i);
  }
}