/**
* Project Wonderland
*
* Copyright (c) 2004-2009, Sun Microsystems, Inc., All Rights Reserved
*
* Redistributions in source code form must reproduce the above
* copyright and this condition.
*
* The contents of this file are subject to the GNU General Public
* License, Version 2 (the "License"); you may not use this file
* except in compliance with the License. A copy of the License is
* available at http://www.opensource.org/licenses/gpl-license.php.
*
* Sun designates this particular file as subject to the "Classpath"
* exception as provided by Sun in the License file that accompanied
* this code.
*/
package org.jdesktop.wonderland.modules.placemarks.server;
import java.io.Serializable;
import java.util.Properties;
import java.util.Set;
import java.util.logging.Logger;
import org.jdesktop.wonderland.common.comms.ConnectionType;
import org.jdesktop.wonderland.common.messages.Message;
import org.jdesktop.wonderland.common.security.Action;
import org.jdesktop.wonderland.modules.placemarks.api.server.PlacemarkRegistrySrvFactory;
import org.jdesktop.wonderland.modules.placemarks.api.common.Placemark;
import org.jdesktop.wonderland.modules.placemarks.common.PlacemarkConfigConnectionType;
import org.jdesktop.wonderland.modules.placemarks.common.PlacemarkNewMessage;
import org.jdesktop.wonderland.modules.placemarks.common.PlacemarkRemoveMessage;
import org.jdesktop.wonderland.modules.placemarks.common.PlacemarksMessage;
import org.jdesktop.wonderland.modules.security.server.service.GroupMemberResource;
import org.jdesktop.wonderland.server.comms.ClientConnectionHandler;
import org.jdesktop.wonderland.server.comms.SecureClientConnectionHandler;
import org.jdesktop.wonderland.server.comms.WonderlandClientID;
import org.jdesktop.wonderland.server.comms.WonderlandClientSender;
import org.jdesktop.wonderland.server.security.Resource;
/**
* Handles Placemark config messages from the client.
*
* @author Jordan Slott <jslott@dev.java.net>
*/
class PlacemarkConfigConnectionHandler implements SecureClientConnectionHandler, Serializable {
private static Logger logger = Logger.getLogger(PlacemarkConfigConnectionHandler.class.getName());
public ConnectionType getConnectionType() {
return PlacemarkConfigConnectionType.CONNECTION_TYPE;
}
public void registered(WonderlandClientSender sender) {
// ignore
}
public Resource checkConnect(WonderlandClientID clientID, Properties properties) {
// anyone can connect
return null;
}
public void clientConnected(WonderlandClientSender sender,
WonderlandClientID clientID, Properties properties)
{
// send the client the current set of server-registered placemarks
Set<Placemark> placemarks = PlacemarkRegistrySrvFactory.getInstance().getAllPlacemarks();
sender.send(clientID, new PlacemarksMessage(placemarks));
}
public void connectionRejected(WonderlandClientID clientID) {
// this will never happen
throw new UnsupportedOperationException("Not supported.");
}
public void clientDisconnected(WonderlandClientSender sender,
WonderlandClientID clientID) {
// ignore
}
public Resource checkMessage(WonderlandClientID clientID, Message message) {
// only allow messages from administrators
return new GroupMemberResource("admin");
}
public void messageReceived(WonderlandClientSender sender,
WonderlandClientID clientID, Message message)
{
// handle messages from the web server
if (message instanceof PlacemarkNewMessage ||
message instanceof PlacemarkRemoveMessage)
{
sender.send(message);
} else {
// unexepected message type
throw new IllegalArgumentException("Unexpected message of type " +
message.getClass().getSimpleName());
}
}
public boolean messageRejected(WonderlandClientSender sender,
WonderlandClientID clientID,
Message message, Set<Action> requested,
Set<Action> granted)
{
// let the system send an error message
return true;
}
}