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/**
*
* Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
*
* Licensed 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.account.services.stockquote;
import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.lang.reflect.Method;
import java.rmi.RemoteException;
import java.util.ArrayList;
import java.util.Hashtable;
import java.util.Map;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLStreamConstants;
import javax.xml.stream.XMLStreamReader;
import net.x.webservice.StockQuoteSoap;
import org.osoa.sca.annotations.Reference;
import org.osoa.sca.annotations.Scope;
import org.osoa.sca.annotations.Service;
/**
* This class implements the Stock quote service component.
*/
@Service(StockQuoteService.class)
@Scope("MODULE")
public class StockQuoteWebservicexServiceImpl implements StockQuoteService {
@Reference
public StockQuoteSoap stockQuoteService = null; // Injected by the SCA container.
/**
* @throws RemoteException
* @see bigbank.account.services.stockquote.StockQuoteService#getQuotes(String[])
*/
public Map<String, StockQuote> getQuotes(final String[] symbols) throws RemoteException {
try {
assert null != stockQuoteService : "stockQuoteService was not set by the SCA runtime!";
StringBuilder sb = new StringBuilder(5 * symbols.length);
for (String sym : symbols) {
if (sb.length() != 0)
sb.append(' ');
sb.append(sym);
}
String stockdata = stockQuoteService.GetQuote(sb.toString());
InputStream in = new ByteArrayInputStream(stockdata.getBytes());
XMLInputFactory factory = XMLInputFactory.newInstance();
XMLStreamReader parser = factory.createXMLStreamReader(in);
ArrayList<StockQuote> listQuotes = new ArrayList<StockQuote>();
Hashtable<String, StockQuote> listQuoteHT = new Hashtable<String, StockQuote>();
MapStock currentStock = null;
StringBuilder currentText = new StringBuilder(100);
for (int event = parser.next(); event != XMLStreamConstants.END_DOCUMENT; event = parser.next()) {
String lname;
switch (event) {
case XMLStreamConstants.START_ELEMENT:
if (parser.getLocalName() == "Stock") {
currentStock = new MapStock();
listQuotes.add(currentStock);
}
break;
case XMLStreamConstants.END_ELEMENT:
lname = parser.getLocalName();
String mname = "set" + lname;
try {
Method setter = MapStock.class.getMethod(mname, new Class[] { String.class });
if (setter != null) {
setter.invoke(currentStock, currentText.toString());
if (lname.equals("Symbol")) {
listQuoteHT.put(currentText.toString(), currentStock);
}
}
} catch (NoSuchMethodException e) {
}
// System.err.println(parser.getLocalName() + ":" + currentText.toString());
currentText.setLength(0);
break;
case XMLStreamConstants.CHARACTERS:
// System.out.print(parser.getText());
currentText.append(parser.getText());
break;
case XMLStreamConstants.CDATA:
// System.out.print(parser.getText());
currentText.append(parser.getText());
break;
} // end switch
} // end while
parser.close();
return listQuoteHT;
} catch (Exception e) {
e.printStackTrace();
throw new RemoteException(e.getClass().getName() + e.getMessage(), e);
}
}
public static class MapStock extends StockQuote {
public void setLast(String val) {
super.setStockQuote(val);
}
public void setDate(String val) {
};
public void setTime(String val) {
};
public void setHigh(String val) {
super.setDayHighPrice(val);
}
public void setLow(String val) {
super.setDayLowPrice(val);
}
public void setOpen(String val) {
super.setOpenPrice(val);
}
public void setMktCap(String val) {
super.setMarketCap(val);
}
public void setName(String val) {
super.setCompanyName(val);
}
}
}
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