code: public Shape createRectangle(final int x, final int y, final int w, final int h) {
          return createRoundRectangleInternal(x, y, w, h, 0, CornerStyle.SQUARE, CornerStyle.SQUARE, CornerStyle.SQUARE, CornerStyle.SQUARE);
      }
docs: Return a path for a rectangle with square corners.
  
  @param  x the X coordinate of the upper-left corner of the rectangle
  @param  y the Y coordinate of the upper-left corner of the rectangle
  @param  w the width of the rectangle
  @param  h the height of the rectangle
  
  @return a path representing the shape.