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;
  
  import java.io.IOException;
  
  import com.google.common.base.Objects;
  
  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 static org.apache.cassandra.locator.InetAddressAndPort.Serializer.inetAddressAndPortSerializer;
  
  /**
   * SyncNodePair is used for repair message body to indicate the pair of nodes.
   *
   * @since 2.0
   */
  public class SyncNodePair
  {
      public static IVersionedSerializer<SyncNodePair> serializer = new NodePairSerializer();
  
      public final InetAddressAndPort coordinator;
      public final InetAddressAndPort peer;
  
      public SyncNodePair(InetAddressAndPort coordinator, InetAddressAndPort peer)
      {
          this.coordinator = coordinator;
          this.peer = peer;
      }
  
      @Override
      public boolean equals(Object o)
      {
          if (this == o) return true;
          if (o == null || getClass() != o.getClass()) return false;
  
          SyncNodePair nodePair = (SyncNodePair) o;
          return coordinator.equals(nodePair.coordinator) && peer.equals(nodePair.peer);
      }
  
      @Override
      public String toString()
      {
          return coordinator.toString() + " - " + peer.toString();
      }
  
      @Override
      public int hashCode()
      {
          return Objects.hashCode(coordinator, peer);
      }
  
      public static class NodePairSerializer implements IVersionedSerializer<SyncNodePair>
      {
          public void serialize(SyncNodePair nodePair, DataOutputPlus out, int version) throws IOException
          {
              inetAddressAndPortSerializer.serialize(nodePair.coordinator, out, version);
              inetAddressAndPortSerializer.serialize(nodePair.peer, out, version);
          }
  
          public SyncNodePair deserialize(DataInputPlus in, int version) throws IOException
          {
              InetAddressAndPort ep1 = inetAddressAndPortSerializer.deserialize(in, version);
              InetAddressAndPort ep2 = inetAddressAndPortSerializer.deserialize(in, version);
              return new SyncNodePair(ep1, ep2);
          }
  
          public long serializedSize(SyncNodePair nodePair, int version)
          {
              return inetAddressAndPortSerializer.serializedSize(nodePair.coordinator, version)
                     + inetAddressAndPortSerializer.serializedSize(nodePair.peer, version);
          }
      }
  }
  