surface.java

nanjing university cs 的java课件。 对新手很有用。付课件中源码。

/*
 * Surface.java   
 *
 */
class Surface {
  private String name;  // for identification purposes
  private double length;
  private double width;
 
  
  public Surface(String initName, double initLength, double initWidth) {
    name = initName;
    length = initLength;
    width = initWidth;
  }

  public String getName() {
    return name;
  }

  public double getLength() {
    return length;
  }

  public double getWidth() {
    return width;
  }


  public double getArea() {
    return width * length;
  }

  public double getCircumference() {
    return 2 * (length + width);
  }
}