plugins/org.eclipse.net4j.examples.installer/examples/org.eclipse.net4j.buddies/src/org/eclipse/net4j/internal/buddies/protocol/CollaborationInitiatedIndication.java

/*
 * Copyright (c) 2007, 2008, 2011, 2012, 2015 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.IBuddySession;
import org.eclipse.net4j.buddies.common.IBuddy;
import org.eclipse.net4j.buddies.internal.common.Membership;
import org.eclipse.net4j.buddies.internal.common.protocol.ProtocolConstants;
import org.eclipse.net4j.buddies.internal.common.protocol.ProtocolUtil;
import org.eclipse.net4j.internal.buddies.BuddyCollaboration;
import org.eclipse.net4j.internal.buddies.Self;
import org.eclipse.net4j.signal.Indication;
import org.eclipse.net4j.util.io.ExtendedDataInputStream;

import java.util.Set;

/**
 * @author Eike Stepper
 */
public class CollaborationInitiatedIndication extends Indication
{
  public CollaborationInitiatedIndication(BuddiesClientProtocol protocol)
  {
    super(protocol, ProtocolConstants.SIGNAL_COLLABORATION_INITIATED);
  }

  @Override
  protected void indicating(ExtendedDataInputStream in) throws Exception
  {
    IBuddySession session = (IBuddySession)getProtocol().getInfraStructure();
    Self self = (Self)session.getSelf();

    long collaborationID = in.readLong();
    Set<IBuddy> buddies = ProtocolUtil.readBuddies(in, session);
    String[] facilityTypes = ProtocolUtil.readFacilityTypes(in);

    BuddyCollaboration collaboration = (BuddyCollaboration)self.getCollaboration(collaborationID);
    if (collaboration == null)
    {
      collaboration = new BuddyCollaboration(session, collaborationID);
      collaboration.activate();

      Membership.create(self, collaboration);
      for (IBuddy buddy : buddies)
      {
        Membership.create(buddy, collaboration);
      }
    }
    else
    {
      for (IBuddy buddy : buddies)
      {
        Membership.create(buddy, collaboration);
      }
    }

    for (String facilityType : facilityTypes)
    {
      collaboration.installFacility(facilityType, false);
    }
  }
}