diff options
Diffstat (limited to 'sca-cpp/branches/lightweight-sca/samples/store-java/store')
4 files changed, 237 insertions, 0 deletions
diff --git a/sca-cpp/branches/lightweight-sca/samples/store-java/store/CurrencyConverter.java b/sca-cpp/branches/lightweight-sca/samples/store-java/store/CurrencyConverter.java new file mode 100644 index 0000000000..1ed15a670a --- /dev/null +++ b/sca-cpp/branches/lightweight-sca/samples/store-java/store/CurrencyConverter.java @@ -0,0 +1,28 @@ +/* + * 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. + */ + +package store; + +public interface CurrencyConverter { + + Double convert(String from, String to, Double amount); + + String symbol(String currency); + +} diff --git a/sca-cpp/branches/lightweight-sca/samples/store-java/store/CurrencyConverterImpl.java b/sca-cpp/branches/lightweight-sca/samples/store-java/store/CurrencyConverterImpl.java new file mode 100644 index 0000000000..a6d0fd00b3 --- /dev/null +++ b/sca-cpp/branches/lightweight-sca/samples/store-java/store/CurrencyConverterImpl.java @@ -0,0 +1,45 @@ +/* + * 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. + */ + +package store; + +/** + * Currency converter component implementation. + */ +public class CurrencyConverterImpl { + + /** + * Convert an amount from USD to a currency. + */ + public Double convert(String from, String to, Double amount) { + if ("EUR".equals(to)) + return amount * 0.70; + return amount; + } + + /** + * Return a currency symbol. + */ + public String symbol(String currency) { + if ("EUR".equals(currency)) + return "E"; + return "$"; + } + +} diff --git a/sca-cpp/branches/lightweight-sca/samples/store-java/store/FruitsCatalogImpl.java b/sca-cpp/branches/lightweight-sca/samples/store-java/store/FruitsCatalogImpl.java new file mode 100644 index 0000000000..8881543103 --- /dev/null +++ b/sca-cpp/branches/lightweight-sca/samples/store-java/store/FruitsCatalogImpl.java @@ -0,0 +1,51 @@ +/* + * 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. + */ + +package store; + +import static org.apache.tuscany.IterableUtil.*; + +import org.apache.tuscany.Service; + +/** + * Catalog component implementation. + */ +public class FruitsCatalogImpl { + + /** + * Returns the catalog. + */ + public Iterable<?> items(final CurrencyConverter converter, final Service currencyCode) { + final String code = currencyCode.eval(); + + class Converter { + Double convert(final Double price) { + return converter.convert(code, "USD", price); + } + } + + final Converter c = new Converter(); + final String symbol = converter.symbol(code); + + return list(list(list("'name", "Apple"), list("'currencyCode", code), list("'currencySymbol", symbol), list("'price", c.convert(2.99))), + list(list("'name", "Orange"), list("'currencyCode", code), list("'currencySymbol", symbol), list("'price", c.convert(3.55))), + list(list("'name", "Pear"), list("'currencyCode", code), list("'currencySymbol", symbol), list("'price", c.convert(1.55)))); + } + +} diff --git a/sca-cpp/branches/lightweight-sca/samples/store-java/store/ShoppingCartImpl.java b/sca-cpp/branches/lightweight-sca/samples/store-java/store/ShoppingCartImpl.java new file mode 100644 index 0000000000..bd7678cce7 --- /dev/null +++ b/sca-cpp/branches/lightweight-sca/samples/store-java/store/ShoppingCartImpl.java @@ -0,0 +1,113 @@ +/* + * 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. + */ + +package store; + +import static org.apache.tuscany.IterableUtil.*; +import static org.apache.tuscany.UUIDUtil.*; + +import org.apache.tuscany.Service; + +/** + * Shopping cart component implementation. + */ +public class ShoppingCartImpl { + + static String cartId = "1234"; + + /** + * Get the shopping cart from the cache. Return an empty cart if not found. + */ + public Iterable<?> getcart(final String id, final Service cache) { + final Iterable<String> iid = list(id); + final Iterable<?> cart = cache.get(iid); + if(cart == null) + return list(); + return cart; + } + + /** + * Post a new item to the cart. Create a new cart if necessary. + */ + public Iterable<String> post(final Iterable<String> collection, final Iterable<?> item, final Service cache) { + final String id = uuid(); + final Iterable<?> newItem = list("'entry", cadr(car(item)), list("'id", id), cadddr(car(item))); + final Iterable<?> cart = cons(newItem, this.getcart(cartId, cache)); + final Iterable<String> iid = list(cartId); + cache.put(iid, cart); + return list(id); + } + + /** + * Find an item in the cart. + */ + Iterable<?> find(final String id, final Iterable<?> cart) { + if(isNil(cart)) + return list(list("'entry", list("'title", "Item"), list("'id", "0"))); + if(id.equals(cadr(caddr(car(cart))))) + return list(car(cart)); + return this.find(id, cdr(cart)); + } + + /** + * Return items from the cart. + */ + public Iterable<?> get(final Iterable<String> id, final Service cache) { + if(isNil(id)) + return list(append(list("'feed", list("'title", "Your Cart"), list("'id", cartId)), this.getcart(cartId, cache))); + return this.find((String)car(id), this.getcart(cartId, cache)); + } + + /** + * Delete items from the cart. + */ + public Boolean delete(final Iterable<String> id, final Service cache) { + if(isNil(id)) { + final Iterable<String> iid = list(cartId); + return cache.delete(iid); + } + return true; + } + + /** + * Return the price of an item. + */ + Double price(final Iterable<?> item) { + System.err.println("price!! " + cadr(cadddr(item))); + return Double.valueOf((String)cadr(assoc("'price", cdr(cadr(cadddr(item)))))); + } + + /** + * Sum the prices of a list of items. + */ + Double sum(final Iterable<?> items) { + if(isNil(items)) + return 0.0; + return this.price((Iterable<?>)car(items)) + this.sum(cdr(items)); + } + + /** + * Return the total price of the items in the cart. + */ + public Double total(final Service cache) { + final Iterable<?> cart = this.getcart(cartId, cache); + return this.sum(cart); + } + +} |