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package com.orbekk.same;
import java.io.IOException;
import java.net.UnknownHostException;
import java.util.concurrent.CountDownLatch;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.protobuf.RpcCallback;
import com.orbekk.protobuf.NewRpcChannel;
import com.orbekk.protobuf.Rpc;
import com.orbekk.protobuf.RpcChannel;
import com.orbekk.same.Services.NetworkDirectory;
public class DirectoryApp {
private static final Logger logger =
LoggerFactory.getLogger(DirectoryApp.class);
public static final int CONNECTION_TIMEOUT = 2 * 1000;
public static final int READ_TIMEOUT = 2 * 1000;
private String[] args;
public DirectoryApp(String[] args) {
this.args = args;
}
public void run() {
String host = args[0];
int port = Integer.valueOf(args[1]);
NewRpcChannel channel = null;
try {
channel = NewRpcChannel.create(host, port);
} catch (UnknownHostException e1) {
e1.printStackTrace();
System.exit(1);
} catch (IOException e1) {
e1.printStackTrace();
System.exit(1);
}
Services.Directory directory = Services.Directory.newStub(channel);
final CountDownLatch finished = new CountDownLatch(1);
final Rpc rpc = new Rpc();
RpcCallback<NetworkDirectory> callback =
new RpcCallback<NetworkDirectory>() {
@Override public void run(NetworkDirectory directory) {
if (rpc.failed()) {
System.err.println("Failed to get network list.");
} else {
System.out.println("Networks:");
for (Services.MasterState network :
directory.getNetworkList()) {
System.out.println(network.getNetworkName() + "\t" +
network.getMasterUrl());
}
}
finished.countDown();
}
};
directory.getNetworks(rpc, Services.Empty.getDefaultInstance(),
callback);
try {
finished.await();
} catch (InterruptedException e) {
e.printStackTrace();
}
System.out.println("Closing channel.");
channel.close();
}
public static void main(String[] args) {
new DirectoryApp(args).run();
}
}
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