SSD3所有exercise答案

[{"title":"（ 79 个子文件 237KB ） SSD3所有exercise答案","children":[{"title":"excercise","children":[{"title":"excercise 3","children":[{"title":"student-files","children":[{"title":"Product","children":[{"title":"Product.java <span style='color:#111;'> 737B </span>","children":null,"spread":false},{"title":"TestProduct.java <span style='color:#111;'> 2.43KB </span>","children":null,"spread":false}],"spread":true},{"title":"OrderItem","children":[{"title":"Product.java <span style='color:#111;'> 737B </span>","children":null,"spread":false},{"title":"TestOrderItem.java <span style='color:#111;'> 2.13KB </span>","children":null,"spread":false},{"title":"OrderItem.java <span style='color:#111;'> 626B </span>","children":null,"spread":false}],"spread":true},{"title":"Coffee","children":[{"title":"Product.java <span style='color:#111;'> 737B </span>","children":null,"spread":false},{"title":"Coffee.java <span style='color:#111;'> 1.25KB </span>","children":null,"spread":false},{"title":"TestCoffee.java <span style='color:#111;'> 2.43KB </span>","children":null,"spread":false}],"spread":true},{"title":"CoffeeBrewer","children":[{"title":"Product.java <span style='color:#111;'> 773B </span>","children":null,"spread":false},{"title":"CoffeeBrewer.java <span style='color:#111;'> 861B </span>","children":null,"spread":false},{"title":"TestCoffeeBrewer.java <span style='color:#111;'> 2.06KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}],"spread":true},{"title":"excercise 5","children":[{"title":"student files","children":[{"title":"Catalog.html <span style='color:#111;'> 10.25KB </span>","children":null,"spread":false},{"title":"Sales.class <span style='color:#111;'> 760B </span>","children":null,"spread":false},{"title":"CoffeeBrewer.html <span style='color:#111;'> 11.21KB </span>","children":null,"spread":false},{"title":"Order.class <span style='color:#111;'> 1.28KB </span>","children":null,"spread":false},{"title":"CoffeeBrewer.class <span style='color:#111;'> 971B </span>","children":null,"spread":false},{"title":"Catalog.class <span style='color:#111;'> 1.09KB </span>","children":null,"spread":false},{"title":"Sales.html <span style='color:#111;'> 8.72KB </span>","children":null,"spread":false},{"title":"OrderItem.html <span style='color:#111;'> 9.53KB </span>","children":null,"spread":false},{"title":"Coffee.class <span style='color:#111;'> 1.26KB </span>","children":null,"spread":false},{"title":"resources","children":[{"title":"inherit.gif <span style='color:#111;'> 57B </span>","children":null,"spread":false}],"spread":true},{"title":"GourmetCoffee.java <span style='color:#111;'> 7.20KB </span>","children":null,"spread":false},{"title":"Product.html <span style='color:#111;'> 10.78KB </span>","children":null,"spread":false},{"title":"Order.html <span style='color:#111;'> 11.67KB </span>","children":null,"spread":false},{"title":"Coffee.html <span style='color:#111;'> 14.83KB </span>","children":null,"spread":false},{"title":"OrderItem.class <span style='color:#111;'> 968B </span>","children":null,"spread":false},{"title":"Product.class <span style='color:#111;'> 979B </span>","children":null,"spread":false}],"spread":false}],"spread":true},{"title":"excercise 4","children":[{"title":"student-files","children":[{"title":"TestOrder.java <span style='color:#111;'> 3.75KB </span>","children":null,"spread":false},{"title":"CoffeeBrewer.html <span style='color:#111;'> 11.21KB </span>","children":null,"spread":false},{"title":"CoffeeBrewer.class <span style='color:#111;'> 971B </span>","children":null,"spread":false},{"title":"OrderItem.html <span style='color:#111;'> 9.53KB </span>","children":null,"spread":false},{"title":"Coffee.class <span style='color:#111;'> 1.26KB </span>","children":null,"spread":false},{"title":"resources","children":[{"title":"inherit.gif <span style='color:#111;'> 57B </span>","children":null,"spread":false}],"spread":true},{"title":"TestSales.java <span style='color:#111;'> 2.60KB </span>","children":null,"spread":false},{"title":"GourmetCoffee.java <span style='color:#111;'> 12.25KB </span>","children":null,"spread":false},{"title":"Product.html <span style='color:#111;'> 10.78KB </span>","children":null,"spread":false},{"title":"Coffee.html <span style='color:#111;'> 14.83KB </span>","children":null,"spread":false},{"title":"TestCatalog.java <span style='color:#111;'> 2.74KB </span>","children":null,"spread":false},{"title":"OrderItem.class <span style='color:#111;'> 968B </span>","children":null,"spread":false},{"title":"Product.class <span style='color:#111;'> 979B </span>","children":null,"spread":false}],"spread":false}],"spread":true},{"title":"excercise 6","children":[{"title":"student-files","children":[{"title":"SalesFormatter.class <span style='color:#111;'> 161B </span>","children":null,"spread":false},{"title":"PlainTextSalesFormatter.class <span style='color:#111;'> 1.59KB </span>","children":null,"spread":false},{"title":"DataFormatException.java <span style='color:#111;'> 560B </span>","children":null,"spread":false},{"title":"Catalog.html <span style='color:#111;'> 10.25KB </span>","children":null,"spread":false},{"title":"Sales.class <span style='color:#111;'> 760B </span>","children":null,"spread":false},{"title":"HTMLSalesFormatter.html <span style='color:#111;'> 7.23KB </span>","children":null,"spread":false},{"title":"XMLSalesFormatter.class <span style='color:#111;'> 1.65KB </span>","children":null,"spread":false},{"title":"TestFileCatalogLoader.java <span style='color:#111;'> 5.25KB </span>","children":null,"spread":false},{"title":"SalesFormatter.html <span style='color:#111;'> 3.43KB </span>","children":null,"spread":false},{"title":"CoffeeBrewer.html <span style='color:#111;'> 11.21KB </span>","children":null,"spread":false},{"title":"XMLSalesFormatter.html <span style='color:#111;'> 7.20KB </span>","children":null,"spread":false},{"title":"Order.class <span style='color:#111;'> 1.28KB </span>","children":null,"spread":false},{"title":"CatalogLoader.java <span style='color:#111;'> 868B </span>","children":null,"spread":false},{"title":"CoffeeBrewer.class <span style='color:#111;'> 971B </span>","children":null,"spread":false},{"title":"Catalog.class <span style='color:#111;'> 1.09KB </span>","children":null,"spread":false},{"title":"empty.dat <span style='color:#111;'> 0B </span>","children":null,"spread":false},{"title":"Sales.html <span style='color:#111;'> 8.72KB </span>","children":null,"spread":false},{"title":"HTMLSalesFormatter.class <span style='color:#111;'> 1.83KB </span>","children":null,"spread":false},{"title":"OrderItem.html <span style='color:#111;'> 9.53KB </span>","children":null,"spread":false},{"title":"Coffee.class <span style='color:#111;'> 1.26KB </span>","children":null,"spread":false},{"title":"resources","children":[{"title":"inherit.gif <span style='color:#111;'> 57B </span>","children":null,"spread":false}],"spread":false},{"title":"GourmetCoffee.java <span style='color:#111;'> 5.65KB </span>","children":null,"spread":false},{"title":"Product.html <span style='color:#111;'> 10.78KB </span>","children":null,"spread":false},{"title":"Order.html <span style='color:#111;'> 11.67KB </span>","children":null,"spread":false},{"title":"catalog.dat <span style='color:#111;'> 2.08KB </span>","children":null,"spread":false},{"title":"Coffee.html <span style='color:#111;'> 14.83KB </span>","children":null,"spread":false},{"title":"PlainTextSalesFormatter.html <span style='color:#111;'> 7.31KB </span>","children":null,"spread":false},{"title":"OrderItem.class <span style='color:#111;'> 968B </span>","children":null,"spread":false},{"title":"Product.class <span style='color:#111;'> 979B </span>","children":null,"spread":false}],"spread":false}],"spread":true},{"title":"excercise 1","children":[{"title":"exe-shopping-cart.jar <span style='color:#111;'> 3.35KB </span>","children":null,"spread":false},{"title":"student-files","children":[{"title":"ShoppingCart.html <span style='color:#111;'> 8.31KB </span>","children":null,"spread":false},{"title":"ShoppingCartApplication.java <span style='color:#111;'> 2.35KB </span>","children":null,"spread":false},{"title":"ShoppingCartApplication原.java <span style='color:#111;'> 1.81KB </span>","children":null,"spread":false},{"title":"ShoppingCart.class <span style='color:#111;'> 1.11KB </span>","children":null,"spread":false},{"title":"resources","children":[{"title":"inherit.gif <span style='color:#111;'> 57B </span>","children":null,"spread":false}],"spread":true},{"title":"Product.html <span style='color:#111;'> 9.29KB </span>","children":null,"spread":false},{"title":"Product.class <span style='color:#111;'> 934B </span>","children":null,"spread":false}],"spread":true}],"spread":true},{"title":"excercise 2","children":[{"title":"uml-gou-cof1.jpg <span style='color:#111;'> 104.59KB </span>","children":null,"spread":false},{"title":"uml-gou-cof.jpg <span style='color:#111;'> 69.84KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}],"spread":true}]