bookofhistory.java

来自「构建网上购书最优联盟 此篇文章重在构建囊括最多变量因素的网上购书联盟。计」· Java 代码 · 共 37 行

package tomato;


public class BookofHistory extends BookType{
   
  public BookofHistory( ){}

  
  public double Discount( Book book ){
     
     SetBook(book);
     
     if ( GetBook().GetPurchaser().GetRequirement() <= 20 )
       return 1.00;
     if ( GetBook().GetPurchaser().GetRequirement() <= 50 )
       return 0.88;
     if ( GetBook().GetPurchaser().GetRequirement() <= 100 )
       return 0.83;
     if ( GetBook().GetPurchaser().GetRequirement() <= 200 )
       return 0.78;
     if ( GetBook().GetPurchaser().GetRequirement() <= 300 )
       return 0.75;
     
     return 0.70;
     
  }
  
  
  public static void main(String[]args){
  	
   
    //System.out.println("{0},{1},{2}",aTest.d_bookname,aTest.d_price,aTest.d_type);
         
  	
  }
  
}