class diagram .violet

这是我修读美国卡耐基梅隆大学Carnegie Mellon University（CMU）课程ssd3:Object-Oriented Programming and Design时完成的课程设计

<?xml version="1.0" encoding="UTF-8"?> 
<java version="1.4.2_08" class="java.beans.XMLDecoder"> 
 <object class="com.horstmann.violet.ClassDiagramGraph"> 
  <void method="addNode"> 
   <object id="ClassNode0" class="com.horstmann.violet.ClassNode"> 
    <void property="attributes"> 
     <void property="text"> 
      <string>-products:Vector</string> 
     </void> 
    </void> 
    <void property="methods"> 
     <void property="text"> 
      <string>+addProduct(product:Product)
+getProduct(code:String):Product
+getProductIterator():Iterator
+getNumberOfProducts():int
+getCodes():String[ ]</string> 
     </void> 
    </void> 
    <void property="name"> 
     <void property="text"> 
      <string>Catalog</string> 
     </void> 
    </void> 
   </object> 
   <object class="java.awt.geom.Point2D$Double"> 
    <void method="setLocation"> 
     <double>110.0</double> 
     <double>300.0</double> 
    </void> 
   </object> 
  </void> 
  <void method="addNode"> 
   <object id="ClassNode1" class="com.horstmann.violet.ClassNode"> 
    <void property="attributes"> 
     <void property="text"> 
      <string>-code:String
-description:String
-price:double</string> 
     </void> 
    </void> 
    <void property="methods"> 
     <void property="text"> 
      <string>+getCode():String
+getdDescription():String
+getPrice():double
+equals(object:Object):boolean
+toString():String</string> 
     </void> 
    </void> 
    <void property="name"> 
     <void property="text"> 
      <string>Product</string> 
     </void> 
    </void> 
   </object> 
   <object class="java.awt.geom.Point2D$Double"> 
    <void method="setLocation"> 
     <double>120.0</double> 
     <double>520.0</double> 
    </void> 
   </object> 
  </void> 
  <void method="addNode"> 
   <object id="ClassNode2" class="com.horstmann.violet.ClassNode"> 
    <void property="attributes"> 
     <void property="text"> 
      <string>-origin:String
-roast:String
-flavor:String
-aroma:String
-acidity:String
-body:String</string> 
     </void> 
    </void> 
    <void property="methods"> 
     <void property="text"> 
      <string>+getOrigin():String
+getRoast():String
+getFlavor():String
+getAroma():String
+getAcidity():String
+getBody():String
+toString():String</string> 
     </void> 
    </void> 
    <void property="name"> 
     <void property="text"> 
      <string>Coffee</string> 
     </void> 
    </void> 
   </object> 
   <object class="java.awt.geom.Point2D$Double"> 
    <void method="setLocation"> 
     <double>60.0</double> 
     <double>740.0</double> 
    </void> 
   </object> 
  </void> 
  <void method="addNode"> 
   <object id="ClassNode3" class="com.horstmann.violet.ClassNode"> 
    <void property="attributes"> 
     <void property="text"> 
      <string>-model:String
-waterSupply:String
-numberOfCups:int</string> 
     </void> 
    </void> 
    <void property="methods"> 
     <void property="text"> 
      <string>+getModel():String
+getWaterSupply():String
+getNumberOfCups():int
+toString():String</string> 
     </void> 
    </void> 
    <void property="name"> 
     <void property="text"> 
      <string>CoffeeBrewer</string> 
     </void> 
    </void> 
   </object> 
   <object class="java.awt.geom.Point2D$Double"> 
    <void method="setLocation"> 
     <double>210.0</double> 
     <double>740.0</double> 
    </void> 
   </object> 
  </void> 
  <void method="addNode"> 
   <object id="ClassNode4" class="com.horstmann.violet.ClassNode"> 
    <void property="attributes"> 
     <void property="text"> 
      <string>-quantity:int
</string> 
     </void> 
    </void> 
    <void property="methods"> 
     <void property="text"> 
      <string>+getProduct():Product
+getQuantity():int
+setQuantity(newQuantity:int)
+getValue():double
+toString():String</string> 
     </void> 
    </void> 
    <void property="name"> 
     <void property="text"> 
      <string>OrderItem</string> 
     </void> 
    </void> 
   </object> 
   <object class="java.awt.geom.Point2D$Double"> 
    <void method="setLocation"> 
     <double>400.0</double> 
     <double>550.0</double> 
    </void> 
   </object> 
  </void> 
  <void method="addNode"> 
   <object id="ClassNode5" class="com.horstmann.violet.ClassNode"> 
    <void property="methods"> 
     <void property="text"> 
      <string>+addOrder(order:Order)
+getOrdersIterator():Iterator
+getNumberOfOrders():int</string> 
     </void> 
    </void> 
    <void property="name"> 
     <void property="text"> 
      <string>Sales</string> 
     </void> 
    </void> 
   </object> 
   <object class="java.awt.geom.Point2D$Double"> 
    <void method="setLocation"> 
     <double>680.0</double> 
     <double>470.0</double> 
    </void> 
   </object> 
  </void> 
  <void method="addNode"> 
   <object id="ClassNode6" class="com.horstmann.violet.ClassNode"> 
    <void property="attributes"> 
     <void property="text"> 
      <string>-items:Vector</string> 
     </void> 
    </void> 
    <void property="methods"> 
     <void property="text"> 
      <string>+addItem(orderItem:OrderItem)
+removeItem(orderItem:OrderItem)
+getItem(product:Product):OrdeItem
+getItemsIterator():Iterator
+getNumberOfItems():int
+getTatolCost():double
+getItems():OrderItem[ ]</string> 
     </void> 
    </void> 
    <void property="name"> 
     <void property="text"> 
      <string>Order</string> 
     </void> 
    </void> 
   </object> 
   <object class="java.awt.geom.Point2D$Double"> 
    <void method="setLocation"> 
     <double>650.0</double> 
     <double>760.0</double> 
    </void> 
   </object> 
  </void> 
  <void method="addNode"> 
   <object id="InterfaceNode0" class="com.horstmann.violet.InterfaceNode"> 
    <void property="methods"> 
     <void property="text"> 
      <string>+&lt;I&gt; loadCatalog(fileName:String) :Catalog&lt;/I&gt;</string> 
     </void> 
    </void> 
    <void property="name"> 
     <void property="text"> 
      <string>芦interface禄
CatalogLoader </string> 
     </void> 
    </void> 
   </object> 
   <object class="java.awt.geom.Point2D$Double"> 
    <void method="setLocation"> 
     <double>100.0</double> 
     <double>170.0</double> 
    </void> 
   </object> 
  </void> 
  <void method="addNode"> 
   <object id="PackageNode0" class="com.horstmann.violet.PackageNode"> 
    <void property="contents"> 
     <void property="text"> 
      <string>DisplayProductListener
AddModifyListener
RemoveListener
SaveSalesListener
RegisterSaleListener
PlainListener
HTMLListener
XMLListener
DisplaySalesListener
</string> 
     </void> 
    </void> 
    <void property="name"> 
     <string>GourmetCoffeeGUI </string> 
    </void> 
   </object> 
   <object class="java.awt.geom.Point2D$Double"> 
    <void method="setLocation"> 
     <double>380.0</double> 
     <double>130.0</double> 
    </void> 
   </object> 
  </void> 
  <void method="addNode"> 
   <object id="ClassNode7" class="com.horstmann.violet.ClassNode"> 
    <void property="attributes"> 
     <void property="text"> 
      <string>&lt;u&gt;-PRODUCT_PREFIX:String
-COFFEE_PREFIX:String
-BREWER_PREFIX:String
-DELIM:String&lt;/u&gt;</string> 
     </void> 
    </void> 
    <void property="methods"> 
     <void property="text"> 
      <string>+loadCatalog(filename:String):Catalog</string> 
     </void> 
    </void> 
    <void property="name"> 
     <void property="text"> 
      <string>FileCatalogLoader</string> 
     </void> 
    </void> 
   </object> 
   <object class="java.awt.geom.Point2D$Double"> 
    <void method="setLocation"> 
     <double>120.0</double> 
     <double>10.0</double> 
    </void> 
   </object> 
  </void> 
  <void method="addNode"> 
   <object id="InterfaceNode1" class="com.horstmann.violet.InterfaceNode"> 
    <void property="methods"> 
     <void property="text"> 
      <string>&lt;i&gt;+formatSales(sales:Sales):String&lt;/i&gt;</string> 
     </void> 
    </void> 
    <void property="name"> 
     <void property="text"> 
      <string>芦interface禄
SalesFormatter</string> 
     </void> 
    </void> 
   </object> 
   <object class="java.awt.geom.Point2D$Double"> 
    <void method="setLocation"> 
     <double>710.0</double> 
     <double>170.0</double> 
    </void> 
   </object> 
  </void> 
  <void method="addNode"> 
   <object id="ClassNode8" class="com.horstmann.violet.ClassNode"> 
    <void property="attributes"> 
     <void property="text"> 
      <string>&lt;u&gt;-NEW_LINE:String&lt;/u&gt;
-singletonInstance:PlainTextSalesFormatter</string> 
     </void> 
    </void> 
    <void property="methods"> 
     <void property="text"> 
      <string>+getSingletonInstance():PlainTextSalesFormatter 
+formatSales(sales:Sales):String</string> 
     </void> 
    </void> 
    <void property="name"> 
     <void property="text"> 
      <string>PlainTextSalesFormatter</string> 
     </void> 
    </void> 
   </object> 
   <object class="java.awt.geom.Point2D$Double"> 
    <void method="setLocation"> 
     <double>660.0</double> 
     <double>0.0</double> 
    </void> 
   </object> 
  </void> 
  <void method="addNode"> 
   <object id="ClassNode9" class="com.horstmann.violet.ClassNode"> 
    <void property="attributes"> 
     <void property="text"> 
      <string>&lt;u&gt;-NEW_LINE:String&lt;/u&gt;
-singletonInstance:HTMLSalesFormatter</string> 
     </void> 
    </void> 
    <void property="methods"> 
     <void property="text"> 
      <string>+getSingletonInstance():HTMLSalesFormatter 
+formatSales(sales:Sales):String</string> 
     </void> 
    </void>