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.tcm.transformations;
  
  import java.io.IOException;
  
  import accord.local.Node;
  import org.apache.cassandra.db.TypeSizes;
  import org.apache.cassandra.exceptions.ExceptionCode;
  import org.apache.cassandra.exceptions.InvalidRequestException;
  import org.apache.cassandra.io.util.DataInputPlus;
  import org.apache.cassandra.io.util.DataOutputPlus;
  import org.apache.cassandra.service.accord.AccordFastPath;
  import org.apache.cassandra.service.accord.serializers.TopologySerializers;
  import org.apache.cassandra.tcm.ClusterMetadata;
  import org.apache.cassandra.tcm.Transformation;
  import org.apache.cassandra.tcm.sequences.LockedRanges;
  import org.apache.cassandra.tcm.serialization.AsymmetricMetadataSerializer;
  import org.apache.cassandra.tcm.serialization.Version;
  
  public class ReconfigureAccordFastPath implements Transformation
  {
      private final Node.Id node;
      private final AccordFastPath.Status status;
      private final long updateTimeMillis;
      private final long updateDelayMillis;
  
      public ReconfigureAccordFastPath(Node.Id node, AccordFastPath.Status status, long updateTimeMillis, long updateDelayMillis)
      {
          this.node = node;
          this.status = status;
          this.updateTimeMillis = updateTimeMillis;
          this.updateDelayMillis = updateDelayMillis;
      }
  
      public Kind kind()
      {
          return Kind.UPDATE_AVAILABILITY;
      }
  
      public Result execute(ClusterMetadata metadata)
      {
          try
          {
              return Transformation.success(metadata.transformer().withFastPathStatusSince(node, status, updateTimeMillis, updateDelayMillis), LockedRanges.AffectedRanges.EMPTY);
          }
          catch (InvalidRequestException e)
          {
              return new Rejected(ExceptionCode.INVALID, e.getMessage());
          }
      }
  
      @Override
      public String toString()
      {
          return "ReconfigureAccordFastPath{" +
                 "node=" + node +
                 ", status=" + status +
                 ", updateTimeMillis=" + updateTimeMillis +
                 ", updateDelayMillis=" + updateDelayMillis +
                 '}';
      }
  
      public static final AsymmetricMetadataSerializer<Transformation, ReconfigureAccordFastPath> serializer = new AsymmetricMetadataSerializer<Transformation, ReconfigureAccordFastPath>()
      {
          public void serialize(Transformation t, DataOutputPlus out, Version version) throws IOException
          {
              ReconfigureAccordFastPath update = (ReconfigureAccordFastPath) t;
              TopologySerializers.nodeId.serialize(update.node, out);
              AccordFastPath.Status.serializer.serialize(update.status, out, version);
              out.writeUnsignedVInt(update.updateTimeMillis);
              out.writeUnsignedVInt(update.updateDelayMillis);
  
          }
  
          public ReconfigureAccordFastPath deserialize(DataInputPlus in, Version version) throws IOException
          {
              return new ReconfigureAccordFastPath(TopologySerializers.nodeId.deserialize(in),
                                            AccordFastPath.Status.serializer.deserialize(in, version),
                                            in.readUnsignedVInt(), in.readUnsignedVInt());
          }
  
          public long serializedSize(Transformation t, Version version)
          {
              ReconfigureAccordFastPath update = (ReconfigureAccordFastPath) t;
              return TopologySerializers.nodeId.serializedSize(update.node) +
                     AccordFastPath.Status.serializer.serializedSize(update.status, version) +
                     TypeSizes.sizeofUnsignedVInt(update.updateTimeMillis) +
                     TypeSizes.sizeofUnsignedVInt(update.updateDelayMillis);
          }
      };
  }
  