A bunch more peer business.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@4241 542714f4-19e9-0310-aa3c-eee0fc999fb1
This commit is contained in:
Michael Bayne
2006-07-01 03:34:00 +00:00
parent 0bceb75365
commit 3a9c6ced44
13 changed files with 675 additions and 37 deletions
@@ -0,0 +1,40 @@
//
// $Id$
//
// Narya library - tools for developing networked games
// Copyright (C) 2002-2006 Three Rings Design, Inc., All Rights Reserved
// http://www.threerings.net/code/narya/
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package com.threerings.crowd.peer.client;
import com.threerings.presents.client.Client;
import com.threerings.presents.client.InvocationService;
import com.threerings.crowd.chat.client.ChatService;
import com.threerings.crowd.chat.data.ChatMessage;
/**
* Bridges certain Crowd services between peers in a cluster configuration.
*/
public interface CrowdPeerService extends InvocationService
{
/**
* Forwards a tell request to the server on which a user actually resides.
*/
public void deliverTell (
Client client, ChatMessage message, ChatService.TellListener listener);
}
@@ -0,0 +1,35 @@
//
// $Id$
//
// Narya library - tools for developing networked games
// Copyright (C) 2002-2006 Three Rings Design, Inc., All Rights Reserved
// http://www.threerings.net/code/narya/
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package com.threerings.crowd.peer.data;
import com.threerings.util.Name;
import com.threerings.presents.peer.data.ClientInfo;
/**
* Extends the standard {@link ClientInfo} with Crowd bits.
*/
public class CrowdClientInfo extends ClientInfo
{
/** The client's visible name, which is used for chatting. */
public Name visibleName;
}
@@ -0,0 +1,56 @@
//
// $Id$
//
// Narya library - tools for developing networked games
// Copyright (C) 2002-2006 Three Rings Design, Inc., All Rights Reserved
// http://www.threerings.net/code/narya/
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package com.threerings.crowd.peer.data;
import com.threerings.presents.peer.data.NodeObject;
/**
* Extends the basic {@link NodeObject} with Crowd bits.
*/
public class CrowdNodeObject extends NodeObject
{
// AUTO-GENERATED: FIELDS START
/** The field name of the <code>crowdPeerService</code> field. */
public static final String CROWD_PEER_SERVICE = "crowdPeerService";
// AUTO-GENERATED: FIELDS END
/** Used to coordinate tells between servers. */
public CrowdPeerMarshaller crowdPeerService;
// AUTO-GENERATED: METHODS START
/**
* Requests that the <code>crowdPeerService</code> field be set to the
* specified value. The local value will be updated immediately and an
* event will be propagated through the system to notify all listeners
* that the attribute did change. Proxied copies of this object (on
* clients) will apply the value change when they received the
* attribute changed notification.
*/
public void setCrowdPeerService (CrowdPeerMarshaller value)
{
CrowdPeerMarshaller ovalue = this.crowdPeerService;
requestAttributeChange(
CROWD_PEER_SERVICE, value, ovalue);
this.crowdPeerService = value;
}
// AUTO-GENERATED: METHODS END
}
@@ -0,0 +1,55 @@
//
// $Id$
//
// Narya library - tools for developing networked games
// Copyright (C) 2002-2006 Three Rings Design, Inc., All Rights Reserved
// http://www.threerings.net/code/narya/
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package com.threerings.crowd.peer.data;
import com.threerings.crowd.chat.client.ChatService;
import com.threerings.crowd.chat.data.ChatMarshaller;
import com.threerings.crowd.chat.data.ChatMessage;
import com.threerings.crowd.peer.client.CrowdPeerService;
import com.threerings.presents.client.Client;
import com.threerings.presents.data.InvocationMarshaller;
import com.threerings.presents.dobj.InvocationResponseEvent;
/**
* Provides the implementation of the {@link CrowdPeerService} interface
* that marshalls the arguments and delivers the request to the provider
* on the server. Also provides an implementation of the response listener
* interfaces that marshall the response arguments and deliver them back
* to the requesting client.
*/
public class CrowdPeerMarshaller extends InvocationMarshaller
implements CrowdPeerService
{
/** The method id used to dispatch {@link #deliverTell} requests. */
public static final int DELIVER_TELL = 1;
// documentation inherited from interface
public void deliverTell (Client arg1, ChatMessage arg2, ChatService.TellListener arg3)
{
ChatMarshaller.TellMarshaller listener3 = new ChatMarshaller.TellMarshaller();
listener3.listener = arg3;
sendRequest(arg1, DELIVER_TELL, new Object[] {
arg2, listener3
});
}
}
@@ -0,0 +1,73 @@
//
// $Id$
//
// Narya library - tools for developing networked games
// Copyright (C) 2002-2006 Three Rings Design, Inc., All Rights Reserved
// http://www.threerings.net/code/narya/
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package com.threerings.crowd.peer.server;
import com.threerings.crowd.chat.client.ChatService;
import com.threerings.crowd.chat.data.ChatMarshaller;
import com.threerings.crowd.chat.data.ChatMessage;
import com.threerings.crowd.peer.client.CrowdPeerService;
import com.threerings.crowd.peer.data.CrowdPeerMarshaller;
import com.threerings.presents.client.Client;
import com.threerings.presents.data.ClientObject;
import com.threerings.presents.data.InvocationMarshaller;
import com.threerings.presents.server.InvocationDispatcher;
import com.threerings.presents.server.InvocationException;
/**
* Dispatches requests to the {@link CrowdPeerProvider}.
*/
public class CrowdPeerDispatcher extends InvocationDispatcher
{
/**
* Creates a dispatcher that may be registered to dispatch invocation
* service requests for the specified provider.
*/
public CrowdPeerDispatcher (CrowdPeerProvider provider)
{
this.provider = provider;
}
// documentation inherited
public InvocationMarshaller createMarshaller ()
{
return new CrowdPeerMarshaller();
}
// documentation inherited
public void dispatchRequest (
ClientObject source, int methodId, Object[] args)
throws InvocationException
{
switch (methodId) {
case CrowdPeerMarshaller.DELIVER_TELL:
((CrowdPeerProvider)provider).deliverTell(
source,
(ChatMessage)args[0], (ChatService.TellListener)args[1]
);
return;
default:
super.dispatchRequest(source, methodId, args);
return;
}
}
}
@@ -0,0 +1,53 @@
//
// $Id$
//
// Narya library - tools for developing networked games
// Copyright (C) 2002-2006 Three Rings Design, Inc., All Rights Reserved
// http://www.threerings.net/code/narya/
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package com.threerings.crowd.peer.server;
import com.samskivert.io.PersistenceException;
import com.samskivert.jdbc.ConnectionProvider;
import com.samskivert.util.Invoker;
import com.threerings.presents.peer.data.NodeObject;
import com.threerings.presents.peer.server.PeerManager;
import com.threerings.crowd.peer.data.CrowdNodeObject;
/**
* Extends the standard peer manager and bridges certain Crowd services.
*/
public class CrowdPeerManager extends PeerManager
{
/**
* Creates a peer manager that integrates Crowd services across a cluster
* of servers.
*/
public CrowdPeerManager (ConnectionProvider conprov, Invoker invoker)
throws PersistenceException
{
super(conprov, invoker);
}
@Override // documentation inherited
protected Class<? extends NodeObject> getNodeObjectClass ()
{
return CrowdNodeObject.class;
}
}
@@ -0,0 +1,43 @@
//
// $Id$
//
// Narya library - tools for developing networked games
// Copyright (C) 2002-2006 Three Rings Design, Inc., All Rights Reserved
// http://www.threerings.net/code/narya/
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package com.threerings.crowd.peer.server;
import com.threerings.crowd.chat.client.ChatService;
import com.threerings.crowd.chat.data.ChatMarshaller;
import com.threerings.crowd.chat.data.ChatMessage;
import com.threerings.crowd.peer.client.CrowdPeerService;
import com.threerings.presents.client.Client;
import com.threerings.presents.data.ClientObject;
import com.threerings.presents.server.InvocationException;
import com.threerings.presents.server.InvocationProvider;
/**
* Defines the server-side of the {@link CrowdPeerService}.
*/
public interface CrowdPeerProvider extends InvocationProvider
{
/**
* Handles a {@link CrowdPeerService#deliverTell} request.
*/
public void deliverTell (ClientObject caller, ChatMessage arg1, ChatService.TellListener arg2)
throws InvocationException;
}
@@ -0,0 +1,43 @@
//
// $Id$
//
// Narya library - tools for developing networked games
// Copyright (C) 2002-2006 Three Rings Design, Inc., All Rights Reserved
// http://www.threerings.net/code/narya/
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package com.threerings.presents.peer.data;
import com.threerings.io.SimpleStreamableObject;
import com.threerings.util.Name;
import com.threerings.presents.dobj.DSet;
/**
* Contains information on a particular client.
*/
public class ClientInfo extends SimpleStreamableObject
implements DSet.Entry
{
/** The username used by this client to authenticate. */
public Name username;
// documentation inherited from interface DSet.Entry
public Comparable getKey ()
{
return username;
}
}
@@ -0,0 +1,87 @@
//
// $Id$
//
// Narya library - tools for developing networked games
// Copyright (C) 2002-2006 Three Rings Design, Inc., All Rights Reserved
// http://www.threerings.net/code/narya/
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package com.threerings.presents.peer.data;
import com.threerings.presents.dobj.DObject;
import com.threerings.presents.dobj.DSet;
/**
* Contains information that one node published for all of its peers.
*/
public class NodeObject extends DObject
{
// AUTO-GENERATED: FIELDS START
/** The field name of the <code>clients</code> field. */
public static final String CLIENTS = "clients";
// AUTO-GENERATED: FIELDS END
/** Contains information on all clients connected to this node. */
public DSet<ClientInfo> clients;
// AUTO-GENERATED: METHODS START
/**
* Requests that the specified entry be added to the
* <code>clients</code> set. The set will not change until the event is
* actually propagated through the system.
*/
public void addToClients (DSet.Entry elem)
{
requestEntryAdd(CLIENTS, clients, elem);
}
/**
* Requests that the entry matching the supplied key be removed from
* the <code>clients</code> set. The set will not change until the
* event is actually propagated through the system.
*/
public void removeFromClients (Comparable key)
{
requestEntryRemove(CLIENTS, clients, key);
}
/**
* Requests that the specified entry be updated in the
* <code>clients</code> set. The set will not change until the event is
* actually propagated through the system.
*/
public void updateClients (DSet.Entry elem)
{
requestEntryUpdate(CLIENTS, clients, elem);
}
/**
* Requests that the <code>clients</code> field be set to the
* specified value. Generally one only adds, updates and removes
* entries of a distributed set, but certain situations call for a
* complete replacement of the set value. The local value will be
* updated immediately and an event will be propagated through the
* system to notify all listeners that the attribute did
* change. Proxied copies of this object (on clients) will apply the
* value change when they received the attribute changed notification.
*/
public void setClients (DSet<com.threerings.presents.peer.data.ClientInfo> value)
{
requestAttributeChange(CLIENTS, value, this.clients);
this.clients = (value == null) ? null : value.typedClone();
}
// AUTO-GENERATED: METHODS END
}
@@ -0,0 +1,33 @@
//
// $Id$
//
// Narya library - tools for developing networked games
// Copyright (C) 2002-2006 Three Rings Design, Inc., All Rights Reserved
// http://www.threerings.net/code/narya/
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License as published
// by the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
package com.threerings.presents.peer.net;
import com.threerings.presents.net.BootstrapData;
/**
* Extensd the standard bootstrap with some information needed by our peers.
*/
public class PeerBootstrapData extends BootstrapData
{
/** The id of this peer's node object. */
public int nodeOid;
}
@@ -21,11 +21,53 @@
package com.threerings.presents.peer.server;
import com.threerings.presents.net.BootstrapData;
import com.threerings.presents.server.PresentsClient;
import com.threerings.presents.peer.net.PeerBootstrapData;
/**
* Manages a peer server connection.
* Manages a peer connection.
*/
public class PeerClient extends PresentsClient
{
/**
* Creates a peer client and provides it with a reference to the peer
* manager. This is only done by the {@link PeerClientFactory}.
*/
protected PeerClient (PeerManager peermgr)
{
_peermgr = peermgr;
}
/**
* Derived client classes can override this member to create derived
* bootstrap data classes that contain extra bootstrap information, if
* desired.
*/
protected BootstrapData createBootstrapData ()
{
return new PeerBootstrapData();
}
/**
* Derived client classes can override this member to populate the
* bootstrap data with additional information. They should be sure to
* call <code>super.populateBootstrapData</code> before doing their
* own populating, however.
*
* <p><em>Note:</em> This function will be called on the dobjmgr
* thread which means that object manipulations are OK, but client
* instance manipulations must be done carefully.
*/
protected void populateBootstrapData (BootstrapData data)
{
super.populateBootstrapData(data);
// tell our peer about our node object so they can wire up
PeerBootstrapData pdata = (PeerBootstrapData)data;
pdata.nodeOid = _peermgr.getNodeObject().getOid();
}
protected PeerManager _peermgr;
}
@@ -36,8 +36,9 @@ import com.threerings.presents.peer.net.PeerCreds;
*/
public class PeerClientFactory implements ClientFactory
{
public PeerClientFactory (ClientFactory delegate)
public PeerClientFactory (PeerManager peermgr, ClientFactory delegate)
{
_peermgr = peermgr;
_delegate = delegate;
}
@@ -45,7 +46,7 @@ public class PeerClientFactory implements ClientFactory
public PresentsClient createClient (AuthRequest areq)
{
if (areq.getCredentials() instanceof PeerCreds) {
return new PeerClient();
return new PeerClient(_peermgr);
} else {
return _delegate.createClient(areq);
}
@@ -61,5 +62,6 @@ public class PeerClientFactory implements ClientFactory
}
}
protected PeerManager _peermgr;
protected ClientFactory _delegate;
}
@@ -33,8 +33,12 @@ import com.samskivert.util.Invoker;
import com.threerings.presents.client.Client;
import com.threerings.presents.client.ClientObserver;
import com.threerings.presents.dobj.ObjectAccessException;
import com.threerings.presents.dobj.Subscriber;
import com.threerings.presents.server.PresentsServer;
import com.threerings.presents.peer.data.NodeObject;
import com.threerings.presents.peer.net.PeerBootstrapData;
import com.threerings.presents.peer.net.PeerCreds;
import com.threerings.presents.peer.server.persist.NodeRecord;
import com.threerings.presents.peer.server.persist.NodeRepository;
@@ -51,7 +55,29 @@ public class PeerManager
{
/**
* Creates a peer manager which will create a {@link NodeRepository} which
* is used to publish our existence and discover the other nodes.
* will be used to publish our existence and discover the other nodes.
*/
public PeerManager (ConnectionProvider conprov, Invoker invoker)
throws PersistenceException
{
_invoker = invoker;
_noderepo = new NodeRepository(conprov);
}
/**
* Returns the distributed object that represents this node to its peers.
*/
public NodeObject getNodeObject ()
{
return _nodeobj;
}
/**
* Initializes this peer manager and initiates the process of connecting to
* its peer nodes. This will also reconfigure the ConnectionManager and
* ClientManager with peer related bits, so this should not be called until
* <em>after</em> the main server has set up its client factory and
* authenticator.
*
* @param nodeName this node's unique name.
* @param sharedSecret a shared secret used to allow the peers to
@@ -62,46 +88,32 @@ public class PeerManager
* @param invoker we will perform all database operations on the supplied
* invoker thread.
*/
public PeerManager (
String nodeName, String sharedSecret, String hostName, int port,
ConnectionProvider conprov, Invoker invoker)
throws PersistenceException
public void init (String nodeName, String sharedSecret,
String hostName, int port)
{
_nodeName = nodeName;
_hostName = hostName;
_port = port;
_sharedSecret = sharedSecret;
_invoker = invoker;
_noderepo = new NodeRepository(conprov);
}
/**
* Instructs the node manager to load up information about its other nodes
* and attempt to establish connections with those nodes.
*/
public void init ()
{
// first register ourselves with the node table
_invoker.postUnit(new Invoker.Unit() {
public boolean invoke () {
NodeRecord record = new NodeRecord(_nodeName, _hostName, _port);
try {
_noderepo.updateNode(record);
} catch (PersistenceException pe) {
log.warning("Failed to register node record " +
"[rec=" + record + ", error=" + pe + "].");
}
return false;
// wire ourselves into the server
PresentsServer.conmgr.setAuthenticator(
new PeerAuthenticator(
this, PresentsServer.conmgr.getAuthenticator()));
PresentsServer.clmgr.setClientFactory(
new PeerClientFactory(
this, PresentsServer.clmgr.getClientFactory()));
// create our node object
Class<NodeObject> clazz = (Class<NodeObject>)getNodeObjectClass();
PresentsServer.omgr.createObject(clazz, new Subscriber<NodeObject>() {
public void objectAvailable (NodeObject object) {
finishInit(object);
}
public void requestFailed (int oid, ObjectAccessException cause) {
log.warning("Failed to create NodeObject: " + cause + ".");
}
});
// then start our peer refresh interval (this need not use a runqueue
// as all it will do is post an invoker unit)
new Interval() {
public void expired () {
refreshPeers();
}
}.schedule(5000L, 60*1000L);
}
/**
@@ -126,6 +138,37 @@ public class PeerManager
creds.getNodeName(), _sharedSecret).equals(creds.getPassword());
}
/**
* Called once our node object is available.
*/
protected void finishInit (NodeObject nodeobj)
{
// keep a handle on our node object
_nodeobj = nodeobj;
// register ourselves with the node table
_invoker.postUnit(new Invoker.Unit() {
public boolean invoke () {
NodeRecord record = new NodeRecord(_nodeName, _hostName, _port);
try {
_noderepo.updateNode(record);
} catch (PersistenceException pe) {
log.warning("Failed to register node record " +
"[rec=" + record + ", error=" + pe + "].");
}
return false;
}
});
// and start our peer refresh interval (this need not use a runqueue as
// all it will do is post an invoker unit)
new Interval() {
public void expired () {
refreshPeers();
}
}.schedule(5000L, 60*1000L);
}
/**
* Reloads the list of peer nodes from our table and refreshes each with a
* call to {@link #refreshPeer}.
@@ -174,12 +217,23 @@ public class PeerManager
peer.refresh(record);
}
/**
* Returns the class we use when creating our {@link NodeObject}.
*/
protected Class<? extends NodeObject> getNodeObjectClass ()
{
return NodeObject.class;
}
/**
* Contains all runtime information for one of our peer nodes.
*/
protected class PeerNode
implements ClientObserver
implements ClientObserver, Subscriber<NodeObject>
{
/** This peer's node object. */
public NodeObject nodeobj;
public PeerNode (NodeRecord record)
{
_record = record;
@@ -242,11 +296,17 @@ public class PeerManager
public void clientDidLogon (Client client)
{
log.info("Connected to peer " + _record + ".");
// subscribe to this peer's node object
PeerBootstrapData pdata = (PeerBootstrapData)
client.getBootstrapData();
client.getDObjectManager().subscribeToObject(pdata.nodeOid, this);
}
// documentation inherited from interface ClientObserver
public void clientObjectDidChange (Client client)
{
// nothing doing
}
// documentation inherited from interface ClientObserver
@@ -258,6 +318,21 @@ public class PeerManager
// documentation inherited from interface ClientObserver
public void clientDidLogoff (Client client)
{
// TODO: clean things up?
}
// documentation inherited from interface Subscriber
public void objectAvailable (NodeObject object)
{
nodeobj = object;
// TODO: stuff!
}
// documentation inherited from interface Subscriber
public void requestFailed (int oid, ObjectAccessException cause)
{
log.warning("Failed to subscribe to peer's node object " +
"[peer=" + _record + ", cause=" + cause + "].");
}
protected NodeRecord _record;
@@ -269,5 +344,6 @@ public class PeerManager
protected int _port;
protected Invoker _invoker;
protected NodeRepository _noderepo;
protected NodeObject _nodeobj;
protected HashMap<String,PeerNode> _peers = new HashMap<String,PeerNode>();
}