bundles/org.simantics.db.server/src/org/simantics/db/server/protocol/CancelCommitFunction.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
   3  * in Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.db.server.protocol;
  13
  14 import java.nio.ByteOrder;
  15
  16 public class CancelCommitFunction extends AbstractFunction {
  17     public long transactionId = 0;
  18     public long changeSetId = 0;
  19     public byte[] changeSetContext = null;
  20     public long headChangeSetId = 0;
  21     public CancelCommitFunction() {
  22         super(MessageNumber.CancelCommitRequest, MessageNumber.CancelCommitResponse);
  23     }
  24     public CancelCommitFunction(long transactionId, long changeSetId, byte[] changeSetContext) {
  25         super(MessageNumber.CancelCommitRequest, MessageNumber.CancelCommitResponse);
  26         this.transactionId = transactionId;
  27         this.changeSetId = changeSetId;
  28         this.changeSetContext = changeSetContext;
  29     }
  30     @Override
  31     public DataBuffer serialize(ByteOrder byteOrder) {
  32         buffer.clear();
  33         buffer.order(byteOrder);
  34         buffer.put(transactionId);
  35         buffer.put(changeSetId);
  36         buffer.put(changeSetContext);
  37         buffer.mark();
  38         return buffer;
  39     }
  40     @Override
  41     public void deserialize(int receivedNumber_, DataBuffer dataBuffer) {
  42         receivedNumber = receivedNumber_;
  43         if (notRightDataForUs())
  44             return;
  45         headChangeSetId = dataBuffer.get(headChangeSetId);
  46         gotResponse();
  47     }
  48 }