driver.java

来自「Java程序设计(美) David D. Riley著 机械工业出版社 书籍配套」· Java 代码 · 共 29 行

/** Parcels Program  (Figures 8.2, 8.4, & 8.5)
 *  Author: David Riley
 *  Date: January, 2005 
 */

public class Driver  {
	public Driver()   {
		Parcel someParcel;
		RectangularParcel box;
		CylindricalParcel cylinder;
		someParcel = new Parcel( 0.56, 0.3, true );
		System.out.println( "Cost to ship: " + someParcel.shippingCost() );
		
		box = new RectangularParcel( 1.1, 0.5, 0.3, false );
		System.out.println( "Length, Width, Height: "
				+ box.length() + ", " + box.width() + ", " + box.height() );
		System.out.println( "Weight, Volume: "
				+ box.weight + ", " + box.volume );
		System.out.println( "Cost to ship: " + box.shippingCost() );
		
		cylinder = new CylindricalParcel( 2, .5 );
		System.out.println( "Length, Radius: " + cylinder.length() 
									+ ", " + cylinder.radius()  );
		System.out.println( "Weight, Volume: " + cylinder.weight 
									+ ", " + cylinder.volume  );
		System.out.println( "Cost to ship: " + cylinder.shippingCost() );
	}
}