Coverage Report - org.mule.example.bookstore.DataWarehouse
 
Classes in this File Line Coverage Branch Coverage Complexity
DataWarehouse
0%
0/34
0%
0/6
0
 
 1  
 /*
 2  
  * $Id: DataWarehouse.java 19423 2010-09-08 08:04:54Z dirk.olmes $
 3  
  * --------------------------------------------------------------------------------------
 4  
  * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
 5  
  *
 6  
  * The software in this package is published under the terms of the CPAL v1.0
 7  
  * license, a copy of which has been included with this distribution in the
 8  
  * LICENSE.txt file.
 9  
  */
 10  
 
 11  
 package org.mule.example.bookstore;
 12  
 
 13  
 import org.mule.example.bookstore.web.HtmlTemplate;
 14  
 
 15  
 import java.util.HashMap;
 16  
 import java.util.Map;
 17  
 import java.util.Map.Entry;
 18  
 
 19  
 /**
 20  
  * Tracks statistics on book orders.
 21  
  */
 22  0
 public class DataWarehouse
 23  
 {
 24  0
     int booksOrdered = 0;
 25  0
     double totalRevenue = 0;
 26  0
     double averagePrice = 0;
 27  0
     Map <String, Integer> sales = new HashMap <String, Integer> ();
 28  0
     String bestSeller = "";
 29  
     
 30  
     public String updateStats(Order order)
 31  
     {
 32  0
         Book book = order.getBook();
 33  0
         booksOrdered += order.getQuantity();
 34  0
         totalRevenue += (book.getPrice() * order.getQuantity());
 35  0
         averagePrice = totalRevenue / booksOrdered;
 36  
 
 37  0
         String title = book.getTitle();
 38  0
         Integer quantity = sales.get(title);
 39  0
         if (quantity == null)
 40  
         {
 41  0
             sales.put(title, order.getQuantity());
 42  
         }
 43  
         else
 44  
         {
 45  0
             sales.put(title, quantity + order.getQuantity());
 46  
         }
 47  0
         bestSeller = getBestSeller();
 48  
         
 49  0
         System.out.println("Updating stats");
 50  0
         return HtmlTemplate.wrapHtmlBody(printHtmlStats());
 51  
     }
 52  
 
 53  
     protected String getBestSeller()
 54  
     {
 55  0
         String title = "";
 56  0
         int quantity = 0;
 57  0
         for (Entry<String, Integer> entry : sales.entrySet())
 58  
         {
 59  0
             if (entry.getValue() > quantity)
 60  
             {
 61  0
                 title = entry.getKey();
 62  0
                 quantity = entry.getValue();
 63  
             }
 64  
         }
 65  0
         return title;
 66  
     }
 67  
     
 68  
     protected String printHtmlStats()
 69  
     {
 70  0
         StringBuilder sb = new StringBuilder();
 71  0
         sb.append("<h2>Data Warehouse Statistics</h2>");
 72  0
         sb.append("<table>");
 73  0
         sb.append("  <tr><th>Books sold</th> <td>").append(booksOrdered).append("</td></tr>");
 74  0
         sb.append(String.format("  <tr><th>Total revenue</th> <td>$%.2f</td></tr>", totalRevenue));
 75  0
         sb.append(String.format("  <tr><th>Average price</th> <td>$%.2f</td></tr>", averagePrice));
 76  0
         sb.append("<tr><th>Best seller</th> <td>").append(bestSeller).append("</td></tr>");
 77  0
         sb.append("</table>");
 78  
 
 79  0
         return sb.toString();
 80  
     }
 81  
 }