/**
* Copyright (C) 2011-2012 Barchart, Inc. <http://www.barchart.com/>
*
* All rights reserved. Licensed under the OSI BSD License.
*
* http://www.opensource.org/licenses/bsd-license.php
*/
package bench;
import com.barchart.feed.api.Agent;
import com.barchart.feed.api.Marketplace;
import com.barchart.feed.api.MarketObserver;
import com.barchart.feed.api.model.data.Book.Entry;
import com.barchart.feed.api.model.data.Book.Top;
import com.barchart.feed.api.model.data.Market;
import com.barchart.feed.client.provider.BarchartMarketplace;
/**
*
* you can invoke this utility from command line:
*
* <pre>
* java - jar barchart-feed-ddf-client-X.Y.Z.jar bench.Receiver TCP 7500 IBM
* </pre>
*
* arguments = { TCP / UDP , port, instrument1, instrument2, ...}
*
*/
public class Receiver {
// TODO
/**
*
* @param args
* @throws Exception
*/
public static void main(final String... args) throws Exception {
if (args == null || args.length < 3) {
throw new RuntimeException("Bad arguments passed to main");
}
final Marketplace feed = new BarchartMarketplace(args[0], args[1]);
final MarketObserver<Market> observer = new MarketObserver<Market>() {
@Override
public void onNext(Market value) {
final StringBuilder sb = new StringBuilder(value.instrument().marketGUID())
.append(" ")
.append(" EventTime=")
.append(value.updated());
final Top top = value.book().top();
Entry entry = top.ask();
if (!entry.isNull()) {
sb.append(" ASK TOP").append(" price=")
.append(entry.price().asDouble())
.append(" qty=").append(entry.size().asDouble());
}
entry = top.bid();
if (!entry.isNull()) {
sb.append(" BID TOP").append(" price=")
.append(entry.price().asDouble())
.append(" qty=").append(entry.size().asDouble());
}
System.out.println(sb.toString());
}
};
feed.startup();
final Agent myAgent = feed.newAgent(Market.class, observer);
for(int i = 2; i < args.length; i++) {
myAgent.include(args[i]);
}
System.in.read();
feed.shutdown();
System.exit(0);
}
}