diff options
author | jsdelfino <jsdelfino@13f79535-47bb-0310-9956-ffa450edef68> | 2010-12-25 01:49:19 +0000 |
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committer | jsdelfino <jsdelfino@13f79535-47bb-0310-9956-ffa450edef68> | 2010-12-25 01:49:19 +0000 |
commit | dc15dc32bb3348c760ba3643c083af7e0c8e43fe (patch) | |
tree | 2823b9165d5c3a8a1bc96b3d071f86101bb995b4 /sandbox/sebastien/cpp/apr-2/samples/store-cpp/fruits-catalog.cpp | |
parent | 088b2e47386078c79781a448e0b6e458ddaae23c (diff) |
Create a sandbox branch to experiment with latest APR.
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1052740 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sandbox/sebastien/cpp/apr-2/samples/store-cpp/fruits-catalog.cpp')
-rw-r--r-- | sandbox/sebastien/cpp/apr-2/samples/store-cpp/fruits-catalog.cpp | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/sandbox/sebastien/cpp/apr-2/samples/store-cpp/fruits-catalog.cpp b/sandbox/sebastien/cpp/apr-2/samples/store-cpp/fruits-catalog.cpp new file mode 100644 index 0000000000..ce5ebfec6f --- /dev/null +++ b/sandbox/sebastien/cpp/apr-2/samples/store-cpp/fruits-catalog.cpp @@ -0,0 +1,76 @@ +/* + * 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. + */ + +/* $Rev$ $Date$ */ + +/** + * Catalog component implementation. + */ + +#include "string.hpp" +#include "function.hpp" +#include "list.hpp" +#include "value.hpp" +#include "monad.hpp" + +namespace tuscany { +namespace store { + +/** + * Returns the catalog. + */ +struct convert { + const lambda<value(const list<value>&)> converter; + const string currency; + convert(const lambda<value(const list<value>&)>& converter, const string& currency) : converter(converter), currency(currency) { + } + const value operator()(const value& price) const { + return converter(mklist<value>("convert", string("USD"), currency, price)); + } +}; + +const list<value> mkfruit(const string& name, const string& code, const string& symbol, const double price) { + return list<value>() + + mklist<value>("name", name) + mklist<value>("currencyCode", code) + mklist<value>("currencySymbol", symbol) + mklist<value>("price", price); +} + +const failable<value> items(const lambda<value(const list<value>&)> converter, const lambda<value(const list<value>&)> currencyCode) { + const string currency(currencyCode(list<value>())); + const string symbol(converter(mklist<value>("symbol", currency))); + const lambda<value(const value&)> conv(convert(converter, currency)); + + return value(list<value>() + + mkfruit("Apple", currency, symbol, conv(2.99)) + + mkfruit("Orange", currency, symbol, conv(3.55)) + + mkfruit("Pear", currency, symbol, conv(1.55))); +} + +} +} + +extern "C" { + +const tuscany::value apply(const tuscany::list<tuscany::value>& params) { + const tuscany::value func(car(params)); + if (func == "items") + return tuscany::store::items(cadr(params), caddr(params)); + return tuscany::mkfailure<tuscany::value>(); +} + +} |