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Float/Double Classes

public class Rectangle2D 
{ 
   public static class Float extends Rectangle2D 
   { 
      public double getX() { return x; } 
      public double getY() { return y; }
      public double getWidth() { return width; }
      public double getHeight() { return height;} 
      public void setRect(float x, float y, float w, float h) 
      { 
         this.x = x; this.y = y; 
         this.width = w; this.height = h; 
      } 
      public void setRect(double x, double y, 
         double w, double h) 
      { 
         this.x = (float)x; this.y = (float)y; 
         this.width = (float)w; this.height = (float)h; 
      } 
      ... 
      public float x; 
      public float y; 
      public float width; 
      public float height; 
   } 
   . . .

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