firePropertyChange(HORIZONTAL_SCROLLBAR_POLICY_CHANGED_PROPERTY, old, h);
firePropertyChange("horizontalScrollBarPolicy", old, h);
  public void setHorizontalScrollBarPolicy(int h)  {        if (h != HORIZONTAL_SCROLLBAR_AS_NEEDED        && h != HORIZONTAL_SCROLLBAR_NEVER        && h != HORIZONTAL_SCROLLBAR_ALWAYS)      throw new IllegalArgumentException("unknown horizontal scrollbar policy");        int old = horizontalScrollBarPolicy;    horizontalScrollBarPolicy = h;    firePropertyChange(HORIZONTAL_SCROLLBAR_POLICY_CHANGED_PROPERTY, old, h);    sync();  }