opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/CanCommitTransactionReply.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 import com.google.common.base.Preconditions;
  12 import java.io.IOException;
  13 import java.io.ObjectInput;
  14 import java.io.ObjectOutput;
  15 import org.opendaylight.controller.cluster.datastore.DataStoreVersions;
  16
  17 public class CanCommitTransactionReply extends VersionedExternalizableMessage {
  18     @java.io.Serial
  19     private static final long serialVersionUID = 4355566635423934872L;
  20
  21     private static final CanCommitTransactionReply YES =
  22             new CanCommitTransactionReply(true, DataStoreVersions.CURRENT_VERSION);
  23     private static final CanCommitTransactionReply NO =
  24             new CanCommitTransactionReply(false, DataStoreVersions.CURRENT_VERSION);
  25
  26     private boolean canCommit;
  27
  28     public CanCommitTransactionReply() {
  29     }
  30
  31     private CanCommitTransactionReply(final boolean canCommit, final short version) {
  32         super(version);
  33         this.canCommit = canCommit;
  34     }
  35
  36     public boolean getCanCommit() {
  37         return canCommit;
  38     }
  39
  40     @Override
  41     public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
  42         super.readExternal(in);
  43         canCommit = in.readBoolean();
  44     }
  45
  46     @Override
  47     public void writeExternal(ObjectOutput out) throws IOException {
  48         super.writeExternal(out);
  49         out.writeBoolean(canCommit);
  50     }
  51
  52     @Override
  53     public String toString() {
  54         return "CanCommitTransactionReply [canCommit=" + canCommit + ", version=" + getVersion() + "]";
  55     }
  56
  57     public static CanCommitTransactionReply yes(short version) {
  58         return version == DataStoreVersions.CURRENT_VERSION ? YES : new CanCommitTransactionReply(true, version);
  59     }
  60
  61     public static CanCommitTransactionReply no(short version) {
  62         return version == DataStoreVersions.CURRENT_VERSION ? NO : new CanCommitTransactionReply(false, version);
  63     }
  64
  65     public static CanCommitTransactionReply fromSerializable(final Object serializable) {
  66         Preconditions.checkArgument(serializable instanceof CanCommitTransactionReply);
  67         return (CanCommitTransactionReply)serializable;
  68     }
  69
  70     public static boolean isSerializedType(Object message) {
  71         return message instanceof CanCommitTransactionReply;
  72     }
  73 }