| /* |
| * Copyright (c) 2013 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.CDOBranchPoint; |
| import org.eclipse.emf.cdo.common.id.CDOID; |
| 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.common.revision.CDORevision; |
| import org.eclipse.emf.cdo.common.security.CDOPermission; |
| import org.eclipse.emf.cdo.server.IPermissionManager; |
| import org.eclipse.emf.cdo.spi.common.revision.InternalCDORevision; |
| import org.eclipse.emf.cdo.spi.common.revision.InternalCDORevisionManager; |
| import org.eclipse.emf.cdo.spi.server.InternalRepository; |
| import org.eclipse.emf.cdo.spi.server.InternalSession; |
| |
| import java.io.IOException; |
| |
| /** |
| * @author Caspar De Groot |
| */ |
| public class LoadPermissionsIndication extends CDOServerReadIndication |
| { |
| private CDOID[] ids; |
| |
| private CDOPermission[] oldPermissions; |
| |
| private int referenceChunk; |
| |
| public LoadPermissionsIndication(CDOServerProtocol protocol) |
| { |
| super(protocol, CDOProtocolConstants.SIGNAL_LOAD_PERMISSIONS); |
| } |
| |
| @Override |
| protected void indicating(CDODataInput in) throws IOException |
| { |
| int length = in.readInt(); |
| ids = new CDOID[length]; |
| oldPermissions = new CDOPermission[length]; |
| |
| for (int i = 0; i < length; i++) |
| { |
| ids[i] = in.readCDOID(); |
| oldPermissions[i] = CDOPermission.get(in.readByte()); |
| } |
| |
| referenceChunk = in.readInt(); |
| } |
| |
| @Override |
| protected void responding(CDODataOutput out) throws IOException |
| { |
| InternalSession session = getSession(); |
| InternalRepository repository = getRepository(); |
| InternalCDORevisionManager revisionManager = repository.getRevisionManager(); |
| IPermissionManager permissionManager = repository.getSessionManager().getPermissionManager(); |
| CDOBranchPoint head = repository.getBranchManager().getMainBranch().getHead(); |
| |
| int length = ids.length; |
| for (int i = 0; i < length; i++) |
| { |
| CDOID id = ids[i]; |
| CDOPermission oldPermission = oldPermissions[i]; |
| |
| InternalCDORevision revision = revisionManager.getRevision(id, head, 0, CDORevision.DEPTH_NONE, true); |
| if (revision == null) |
| { |
| out.writeByte(CDOProtocolConstants.REVISION_DOES_NOT_EXIST); |
| } |
| |
| CDOPermission newPermission = permissionManager.getPermission(revision, head, session); |
| out.writeByte(newPermission.getBits()); |
| |
| if (oldPermission == CDOPermission.NONE && newPermission != CDOPermission.NONE) |
| { |
| revision.writeValues(out, referenceChunk); |
| } |
| } |
| } |
| } |