opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/CreateTransaction.java

   1 /*
   2  * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.controller.cluster.datastore.messages;
  10
  11
  12 import com.google.common.base.Preconditions;
  13 import org.opendaylight.controller.cluster.datastore.DataStoreVersions;
  14 import org.opendaylight.controller.protobuff.messages.transaction.ShardTransactionMessages;
  15
  16
  17 public class CreateTransaction implements SerializableMessage {
  18     public static final Class<ShardTransactionMessages.CreateTransaction> SERIALIZABLE_CLASS =
  19             ShardTransactionMessages.CreateTransaction.class;
  20
  21     private final String transactionId;
  22     private final int transactionType;
  23     private final String transactionChainId;
  24     private final short version;
  25
  26     public CreateTransaction(String transactionId, int transactionType) {
  27         this(transactionId, transactionType, "");
  28     }
  29
  30     public CreateTransaction(String transactionId, int transactionType, String transactionChainId) {
  31         this(transactionId, transactionType, transactionChainId, DataStoreVersions.CURRENT_VERSION);
  32     }
  33
  34     private CreateTransaction(String transactionId, int transactionType, String transactionChainId,
  35             short version) {
  36         this.transactionId = Preconditions.checkNotNull(transactionId);
  37         this.transactionType = transactionType;
  38         this.transactionChainId = transactionChainId;
  39         this.version = version;
  40     }
  41
  42     public String getTransactionId() {
  43         return transactionId;
  44     }
  45
  46     public int getTransactionType() {
  47         return transactionType;
  48     }
  49
  50     public short getVersion() {
  51         return version;
  52     }
  53
  54     @Override
  55     public Object toSerializable() {
  56         return ShardTransactionMessages.CreateTransaction.newBuilder()
  57             .setTransactionId(transactionId)
  58             .setTransactionType(transactionType)
  59             .setTransactionChainId(transactionChainId)
  60             .setMessageVersion(version).build();
  61     }
  62
  63     public static CreateTransaction fromSerializable(Object message) {
  64         ShardTransactionMessages.CreateTransaction createTransaction =
  65             (ShardTransactionMessages.CreateTransaction) message;
  66         return new CreateTransaction(createTransaction.getTransactionId(),
  67             createTransaction.getTransactionType(), createTransaction.getTransactionChainId(),
  68             (short)createTransaction.getMessageVersion());
  69     }
  70
  71     public String getTransactionChainId() {
  72         return transactionChainId;
  73     }
  74 }