content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.apache.cassandra.repair.messages;
  
  import java.io.IOException;
  import java.util.ArrayList;
  import java.util.Collection;
  import java.util.List;
  import java.util.Objects;
  
  import org.apache.cassandra.db.TypeSizes;
  import org.apache.cassandra.dht.AbstractBounds;
  import org.apache.cassandra.dht.IPartitioner;
  import org.apache.cassandra.dht.Range;
  import org.apache.cassandra.dht.Token;
  import org.apache.cassandra.io.IVersionedSerializer;
  import org.apache.cassandra.io.util.DataInputPlus;
  import org.apache.cassandra.io.util.DataOutputPlus;
  import org.apache.cassandra.locator.InetAddressAndPort;
  import org.apache.cassandra.repair.RepairJobDesc;
  import org.apache.cassandra.streaming.PreviewKind;
  
  import static org.apache.cassandra.locator.InetAddressAndPort.Serializer.inetAddressAndPortSerializer;
  
  /**
   * Body part of SYNC_REQUEST repair message.
   * Request {@code src} node to sync data with {@code dst} node for range {@code ranges}.
   *
   * @since 2.0
   */
  public class SyncRequest extends RepairMessage
  {
      public final InetAddressAndPort initiator;
      public final InetAddressAndPort src;
      public final InetAddressAndPort dst;
      public final Collection<Range<Token>> ranges;
      public final PreviewKind previewKind;
      public final boolean asymmetric;
  
     public SyncRequest(RepairJobDesc desc,
                        InetAddressAndPort initiator,
                        InetAddressAndPort src,
                        InetAddressAndPort dst,
                        Collection<Range<Token>> ranges,
                        PreviewKind previewKind,
                        boolean asymmetric)
     {
          super(desc);
          this.initiator = initiator;
          this.src = src;
          this.dst = dst;
          this.ranges = ranges;
          this.previewKind = previewKind;
          this.asymmetric = asymmetric;
      }
  
      @Override
      public boolean equals(Object o)
      {
          if (!(o instanceof SyncRequest))
              return false;
          SyncRequest req = (SyncRequest)o;
          return desc.equals(req.desc) &&
                 initiator.equals(req.initiator) &&
                 src.equals(req.src) &&
                 dst.equals(req.dst) &&
                 ranges.equals(req.ranges) &&
                 previewKind == req.previewKind &&
                 asymmetric == req.asymmetric;
      }
  
      @Override
      public int hashCode()
      {
          return Objects.hash(desc, initiator, src, dst, ranges, previewKind);
      }
  
      public static final IVersionedSerializer<SyncRequest> serializer = new IVersionedSerializer<SyncRequest>()
      {
          public void serialize(SyncRequest message, DataOutputPlus out, int version) throws IOException
          {
              RepairJobDesc.serializer.serialize(message.desc, out, version);
              inetAddressAndPortSerializer.serialize(message.initiator, out, version);
              inetAddressAndPortSerializer.serialize(message.src, out, version);
              inetAddressAndPortSerializer.serialize(message.dst, out, version);
              out.writeInt(message.ranges.size());
              for (Range<Token> range : message.ranges)
                  AbstractBounds.tokenSerializer.serialize(range, out, version);
              out.writeInt(message.previewKind.getSerializationVal());
              out.writeBoolean(message.asymmetric);
          }
  
          public SyncRequest deserialize(DataInputPlus in, int version) throws IOException
          {
              RepairJobDesc desc = RepairJobDesc.serializer.deserialize(in, version);
              InetAddressAndPort initiator = inetAddressAndPortSerializer.deserialize(in, version);
              InetAddressAndPort src = inetAddressAndPortSerializer.deserialize(in, version);
              InetAddressAndPort dst = inetAddressAndPortSerializer.deserialize(in, version);
              int rangesCount = in.readInt();
              List<Range<Token>> ranges = new ArrayList<>(rangesCount);
              IPartitioner partitioner = desc.partitioner();
              for (int i = 0; i < rangesCount; ++i)
                  ranges.add((Range<Token>) AbstractBounds.tokenSerializer.deserialize(in, partitioner, version));
              PreviewKind previewKind = PreviewKind.deserialize(in.readInt());
              boolean asymmetric = in.readBoolean();
              return new SyncRequest(desc, initiator, src, dst, ranges, previewKind, asymmetric);
          }
  
          public long serializedSize(SyncRequest message, int version)
          {
              long size = RepairJobDesc.serializer.serializedSize(message.desc, version);
              size += inetAddressAndPortSerializer.serializedSize(message.initiator, version);
              size += inetAddressAndPortSerializer.serializedSize(message.src, version);
              size += inetAddressAndPortSerializer.serializedSize(message.dst, version);
              size += TypeSizes.sizeof(message.ranges.size());
              for (Range<Token> range : message.ranges)
                  size += AbstractBounds.tokenSerializer.serializedSize(range, version);
              size += TypeSizes.sizeof(message.previewKind.getSerializationVal());
              size += TypeSizes.sizeof(message.asymmetric);
              return size;
          }
      };
  
      @Override
      public String toString()
      {
          return "SyncRequest{" +
                  "initiator=" + initiator +
                  ", src=" + src +
                  ", dst=" + dst +
                  ", ranges=" + ranges +
                  ", previewKind=" + previewKind +
                  ", asymmetric=" + asymmetric +
                  "} " + super.toString();
      }
  }
  