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/*
* 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 stockquote;
import java.util.Dictionary;
import org.osgi.service.component.ComponentContext;
import org.osoa.sca.annotations.Property;
/**
* Declarative Stock quote with configurable properties.
*/
public class OSGiStockQuoteComponentImpl implements StockQuote {
@Property
public double exchangeRate;
private String currency;
public double configExchangeRate;
public String configCurrency;
@Property
public void setCurrency(String currency) {
this.currency = currency;
}
public double getQuote(String ticker) throws Exception {
if (exchangeRate == 2.0 && !"USD".equals(currency)) {
throw new RuntimeException("Property exchangeRate not set correctly, exchangeRate= " +
exchangeRate + " currency=" + currency);
}
if (exchangeRate == 1.48 && !"EURO".equals(currency)) {
throw new RuntimeException("Property exchangeRate not set correctly, exchangeRate= " +
exchangeRate + " currency=" + currency);
}
if (configExchangeRate == 2.0 && !"USD".equals(configCurrency)) {
throw new RuntimeException("ConfigAdmin Property exchangeRate not set correctly, exchangeRate= " +
configExchangeRate + " currency=" + configCurrency);
}
if (configExchangeRate == 1.48 && !"EURO".equals(configCurrency)) {
throw new RuntimeException("Property configExchangeRate not set correctly, exchangeRate= " +
configExchangeRate + " currency=" + configCurrency);
}
return 52.81 * exchangeRate;
}
protected void activate(ComponentContext context){
System.out.println("Activated OSGiStockQuoteComponentImpl bundle ");
Dictionary props = context.getProperties();
Object prop = props.get("currency");
if (prop instanceof String[]&& ((String [])prop).length > 0)
configCurrency = ((String [])prop)[0];
prop = props.get("exchangeRate");
if (prop instanceof Double[]&& ((Double [])prop).length > 0)
configExchangeRate = (double)((Double [])prop)[0];
}
protected void deactivate(ComponentContext context){
System.out.println("Deactivated OSGiStockQuoteComponentImpl bundle ");
}
}
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