| /* |
| * Copyright (c) 2016 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.emf.cdo.internal.net4j.protocol; |
| |
| 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.protocol.CDOProtocolConstants.UnitOpcode; |
| import org.eclipse.emf.cdo.common.revision.CDORevision; |
| import org.eclipse.emf.cdo.common.revision.CDORevisionHandler; |
| |
| import org.eclipse.net4j.util.om.monitor.OMMonitor; |
| |
| import java.io.IOException; |
| |
| /** |
| * @author Eike Stepper |
| */ |
| public class UnitRequest extends CDOClientRequestWithMonitoring<Boolean> |
| { |
| private int viewID; |
| |
| private CDOID rootID; |
| |
| private UnitOpcode opcode; |
| |
| private CDORevisionHandler revisionHandler; |
| |
| public UnitRequest(CDOClientProtocol protocol, int viewID, CDOID rootID, UnitOpcode opcode, CDORevisionHandler revisionHandler) |
| { |
| super(protocol, CDOProtocolConstants.SIGNAL_UNIT); |
| this.viewID = viewID; |
| this.rootID = rootID; |
| this.opcode = opcode; |
| this.revisionHandler = revisionHandler; |
| } |
| |
| @Override |
| protected void requesting(CDODataOutput out, OMMonitor monitor) throws IOException |
| { |
| out.writeInt(viewID); |
| out.writeCDOID(rootID); |
| out.writeByte(opcode.ordinal()); |
| } |
| |
| @Override |
| protected Boolean confirming(CDODataInput in, OMMonitor monitor) throws IOException |
| { |
| if (opcode.isOpen()) |
| { |
| for (;;) |
| { |
| CDORevision revision = in.readCDORevision(); |
| if (revision == null) |
| { |
| break; |
| } |
| |
| revisionHandler.handleRevision(revision); |
| } |
| } |
| |
| return in.readBoolean(); |
| } |
| } |