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implemented automatic reverse connections with GRPL message type

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git-svn-id: svn://anubis/gvsu@60 45c1a28c-8058-47b2-ae61-ca45b979098e
This commit is contained in:
josh 2008-03-09 22:01:30 +00:00
parent 137a5f031b
commit 3fdc401fca
2 changed files with 24 additions and 2 deletions
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3
cs654/proj1/KaZaGUI.java
View File

@ -181,7 +181,8 @@ public class KaZaGUI extends JFrame
if (m_server != null)
{
m_server.connectToPeerGroupLeader(
m_serverPeerAddressField.getText());
m_serverPeerAddressField.getText(),
true);
m_serverPeerAddressField.setText("");
}
}

23
cs654/proj1/KaZaServer.java
View File

@ -38,19 +38,34 @@ public class KaZaServer implements Runnable
}
}
public void connectToPeerGroupLeader(String peerName)
public void connectToPeerGroupLeader(String peerName,
boolean sendReverseConnectMsg)
{
/* check if the peer group leader is already in our list */
synchronized (m_peerGroupLeaders)
{
for (Socket s : m_peerGroupLeaders)
{
if (s.getInetAddress().getHostAddress().equals(peerName))
return;
}
}
Socket s;
try
{
s = new Socket(peerName, LISTEN_PORT);
DataOutputStream os = new DataOutputStream(s.getOutputStream());
os.writeBytes("HELO KaZaServer\n");
if (sendReverseConnectMsg)
os.writeBytes("GRPL\n");
}
catch (Exception e)
{
return;
}
/* add new peer group leader to the peer group leaders list */
synchronized (m_peerGroupLeaders)
{
m_peerGroupLeaders.add(s);
@ -193,6 +208,12 @@ public class KaZaServer implements Runnable
m_socket.close();
running = false;
}
else if (opCode.equals("GRPL"))
{
/* user is a peer group leader, initiate a connection
* to it if one is not established */
connectToPeerGroupLeader(m_clientIP, false);
}
}
}
catch (Exception e) { }