| /* |
| * 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 bigbank; |
| |
| import java.io.StringReader; |
| |
| import javax.xml.stream.XMLInputFactory; |
| import javax.xml.stream.XMLStreamReader; |
| |
| import org.apache.axiom.om.OMElement; |
| import org.osoa.sca.ServiceRuntimeException; |
| import org.osoa.sca.annotations.Property; |
| import org.osoa.sca.annotations.Reference; |
| import org.osoa.sca.annotations.Service; |
| |
| /** |
| * @version $Rev$ $Date$ |
| */ |
| @Service(AccountService.class) |
| public class AccountServiceImpl implements AccountService { |
| private static final String STOCK_QUOTE_REQUEST = |
| "<q:symbol xmlns:q=\"http://www.webserviceX.NET/\">IBM</q:symbol>"; |
| |
| private XMLInputFactory factory = XMLInputFactory.newInstance(); |
| |
| @Reference |
| protected ExchangeRate exchangeRate; |
| |
| @Reference |
| protected StockQuote stockQuote; |
| |
| @Reference |
| protected AccountData accountData; |
| |
| @Reference |
| protected StockValue stockValue; |
| |
| @Property |
| protected String currency; |
| |
| public double getTotalValue() { |
| try { |
| double rate = exchangeRate.getExchangeRate(currency); |
| |
| System.out.println("Loading account data..."); |
| XMLStreamReader accounts = accountData.getAccounts(); |
| |
| System.out.println("Getting stock quote..."); |
| XMLStreamReader request = factory.createXMLStreamReader(new StringReader(STOCK_QUOTE_REQUEST)); |
| |
| OMElement quotes = stockQuote.GetQuote(request); |
| |
| String xml = quotes.getText(); |
| System.out.println(xml); |
| XMLStreamReader qts = factory.createXMLStreamReader(new StringReader(xml)); |
| System.out.println("Calculating total value..."); |
| double value = stockValue.calculate(qts, accounts); |
| |
| System.out.println("Total Value=USD " + value); |
| |
| return value * rate; |
| } catch (Exception e) { |
| throw new ServiceRuntimeException(e); |
| } |
| } |
| |
| } |