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Diffstat (limited to 'cpp/sca/samples/store/cart.hpp')
-rw-r--r-- | cpp/sca/samples/store/cart.hpp | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/cpp/sca/samples/store/cart.hpp b/cpp/sca/samples/store/cart.hpp new file mode 100644 index 0000000000..764fdbd34f --- /dev/null +++ b/cpp/sca/samples/store/cart.hpp @@ -0,0 +1,75 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +/* $Rev$ $Date$ */ + +#ifndef SCA_CART_HPP_ +#define SCA_CART_HPP_ + +#include <string.h> +#include "tuscany/function.hpp" +#include "tuscany/list.hpp" +#include "currency.hpp" +#include "item.hpp" +#include "catalog.hpp" + +namespace tuscany +{ + +const double accum(const double total, const Item& item) { + return total + item.price; +} + +class ShoppingCart { +public: + virtual const list<Item> getAll() const = 0; + + virtual const bool post(const Item& item) = 0; + + virtual const bool deleteAll() = 0; + + virtual const double getTotal() const = 0; +}; + +class ShoppingCartImpl : public ShoppingCart { +public: + list<Item> cart; + + virtual const list<Item> getAll() const { + return cart; + } + + virtual const bool post(const Item& item) { + cart = cons(item, cart); + return true; + } + + virtual const bool deleteAll() { + cart = list<Item>(); + return true; + } + + virtual const double getTotal() const { + lambda<double(double, Item)> a(accum); + return reduce(a, 0.0, cart); + } +}; + +} +#endif /* SCA_CART_HPP_ */ |