import java.io.InputStream;
import net.jxta.peergroup.PeerGroup;
import net.jxta.peergroup.PeerGroupFactory;
import net.jxta.exception.PeerGroupException;

public class HelloJXTA
{
	public static void main(String args[])
	{
		System.out.println("Starting JXTA...");
		HelloJXTA myapp = new HelloJXTA();
		myapp.startJXTA();
		System.exit(0);
	}

	public void startJXTA()
	{
		PeerGroup pg = null;
		try
		{
			//創(chuàng)建并加入默認(rèn)的PeerGroup(netPeerGroup)
			pg = PeerGroupFactory.newNetPeerGroup();
		}
		catch(PeerGroupException e)
		{
			//輸出netPeerGroup初始化失敗的信息并且退出
			System.out.println("fatal error : group creation failure");
			e.printStackTrace();
			System.exit(1);
		}

		//輸出相關(guān)的PeerGroup以及Peer的信息
		System.out.println(" Hello JXTA! :)");
		System.out.println(" Group name = " + pg.getPeerGroupName());
		System.out.println(" Group ID = " + pg.getPeerGroupID().toString());
		System.out.println(" Peer name = " + pg.getPeerName());
		System.out.println(" Peer ID = " + pg.getPeerID().toString());
	}
};