| /* |
| * Copyright (c) 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: |
| * Caspar De Groot - initial API and implementation |
| */ |
| package org.eclipse.emf.cdo.server.internal.net4j.protocol; |
| |
| import org.eclipse.emf.cdo.common.branch.CDOBranch; |
| import org.eclipse.emf.cdo.common.protocol.CDODataInput; |
| import org.eclipse.emf.cdo.common.protocol.CDODataOutput; |
| import org.eclipse.emf.cdo.common.protocol.CDOProtocolConstants; |
| import org.eclipse.emf.cdo.server.IView; |
| import org.eclipse.emf.cdo.spi.server.InternalLockManager; |
| import org.eclipse.emf.cdo.spi.server.InternalSession; |
| import org.eclipse.emf.cdo.spi.server.InternalView; |
| import org.eclipse.emf.cdo.spi.server.SyncingUtil; |
| |
| import java.io.IOException; |
| |
| /** |
| * @author Caspar De Groot |
| */ |
| public class LockDelegationIndication extends LockObjectsIndication |
| { |
| private InternalView view; |
| |
| private String lockAreaID; |
| |
| private CDOBranch viewedBranch; |
| |
| public LockDelegationIndication(CDOServerProtocol protocol) |
| { |
| super(protocol, CDOProtocolConstants.SIGNAL_LOCK_DELEGATION); |
| } |
| |
| @Override |
| protected void indicating(CDODataInput in) throws IOException |
| { |
| lockAreaID = in.readString(); |
| viewedBranch = in.readCDOBranch(); |
| super.indicating(in); |
| } |
| |
| @Override |
| protected void responding(CDODataOutput out) throws IOException |
| { |
| try |
| { |
| super.responding(out); |
| } |
| finally |
| { |
| view.close(); |
| } |
| } |
| |
| @Override |
| protected IView getView(int viewID) |
| { |
| // The viewID received as an argument, is the ID of the client's view, which |
| // does not exist on the master. So we ignore this argument and open a new |
| // view instead. |
| InternalLockManager lockManager = getRepository().getLockingManager(); |
| InternalSession session = getSession(); |
| view = SyncingUtil.openViewWithLockArea(session, lockManager, viewedBranch, lockAreaID); |
| return view; |
| } |
| } |