| /* |
| * Copyright (c) 2007-2009, 2011, 2012 Eike Stepper (Berlin, Germany) and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Eike Stepper - initial API and implementation |
| */ |
| package org.eclipse.net4j.internal.buddies.protocol; |
| |
| import org.eclipse.net4j.buddies.common.ISession; |
| import org.eclipse.net4j.buddies.internal.common.protocol.MessageIndication; |
| import org.eclipse.net4j.buddies.internal.common.protocol.ProtocolConstants; |
| import org.eclipse.net4j.connector.IConnector; |
| import org.eclipse.net4j.internal.buddies.ClientSession; |
| import org.eclipse.net4j.internal.buddies.Self; |
| import org.eclipse.net4j.signal.SignalProtocol; |
| import org.eclipse.net4j.signal.SignalReactor; |
| import org.eclipse.net4j.util.concurrent.ConcurrencyUtil; |
| |
| /** |
| * @author Eike Stepper |
| */ |
| public class BuddiesClientProtocol extends SignalProtocol<ClientSession> |
| { |
| private static final long GET_SESSION_TIMEOUT = 20000; |
| |
| private static final int GET_SESSION_INTERVAL = 100; |
| |
| public BuddiesClientProtocol(IConnector connector) |
| { |
| super(ProtocolConstants.PROTOCOL_NAME); |
| open(connector); |
| } |
| |
| @Override |
| protected SignalReactor createSignalReactor(short signalID) |
| { |
| switch (signalID) |
| { |
| case ProtocolConstants.SIGNAL_BUDDY_ADDED: |
| return new BuddyAddedIndication(this); |
| |
| case ProtocolConstants.SIGNAL_BUDDY_REMOVED: |
| return new BuddyRemovedIndication(this); |
| |
| case ProtocolConstants.SIGNAL_BUDDY_STATE: |
| return new ClientBuddyStateIndication(this); |
| |
| case ProtocolConstants.SIGNAL_COLLABORATION_INITIATED: |
| return new CollaborationInitiatedIndication(this); |
| |
| case ProtocolConstants.SIGNAL_COLLABORATION_LEFT: |
| return new ClientCollaborationLeftIndication(this, getSelf()); |
| |
| case ProtocolConstants.SIGNAL_FACILITY_INSTALLED: |
| return new FacilityInstalledIndication(this); |
| |
| case ProtocolConstants.SIGNAL_MESSAGE: |
| return new MessageIndication(this, getSelf()); |
| |
| default: |
| return super.createSignalReactor(signalID); |
| } |
| } |
| |
| protected Self getSelf() |
| { |
| ISession session = getInfraStructure(); |
| return (Self)session.getSelf(); |
| } |
| |
| public ClientSession getSession() |
| { |
| int max = (int)(GET_SESSION_TIMEOUT / GET_SESSION_INTERVAL); |
| for (int i = 0; i < max; i++) |
| { |
| ClientSession session = getInfraStructure(); |
| if (session == null) |
| { |
| ConcurrencyUtil.sleep(GET_SESSION_INTERVAL); |
| } |
| else |
| { |
| return session; |
| } |
| } |
| |
| throw new IllegalStateException("No session after " + max + " milliseconds"); //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| } |