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.celeborn.common.network.protocol;
  
  import java.util.Objects;
  
  import io.netty.buffer.ByteBuf;
  
  @Deprecated
  public final class RegionStart extends RequestMessage {
  
    // 0 for primary, 1 for replica, see PartitionLocation.Mode
    public final byte mode;
  
    public final String shuffleKey;
    public final String partitionUniqueId;
    public final int attemptId;
    public final int currentRegionIndex;
    public final boolean isBroadcast;
  
    public RegionStart(
        byte mode,
        String shuffleKey,
        String partitionUniqueId,
        int attemptId,
        int currentRegionIndex,
        boolean isBroadcast) {
      this.mode = mode;
      this.shuffleKey = shuffleKey;
      this.partitionUniqueId = partitionUniqueId;
      this.attemptId = attemptId;
      this.currentRegionIndex = currentRegionIndex;
      this.isBroadcast = isBroadcast;
    }
  
    @Override
    public Type type() {
      return Type.REGION_START;
    }
  
    @Override
    public int encodedLength() {
      return 1
          + Encoders.Strings.encodedLength(shuffleKey)
          + Encoders.Strings.encodedLength(partitionUniqueId)
          + 4
          + 4
          + 1;
    }
  
    @Override
    public void encode(ByteBuf buf) {
      buf.writeByte(mode);
      Encoders.Strings.encode(buf, shuffleKey);
      Encoders.Strings.encode(buf, partitionUniqueId);
      buf.writeInt(attemptId);
      buf.writeInt(currentRegionIndex);
      buf.writeBoolean(isBroadcast);
    }
  
    public static RegionStart decode(ByteBuf buf) {
      byte mode = buf.readByte();
      String shuffleKey = Encoders.Strings.decode(buf);
      String partitionUniqueId = Encoders.Strings.decode(buf);
      int attemptId = buf.readInt();
      int currentRegionIndex = buf.readInt();
      boolean isBroadCast = buf.readBoolean();
      return new RegionStart(
          mode, shuffleKey, partitionUniqueId, attemptId, currentRegionIndex, isBroadCast);
    }
  
    @Override
    public int hashCode() {
      return Objects.hash(
          mode, shuffleKey, partitionUniqueId, attemptId, currentRegionIndex, isBroadcast);
    }
  
    @Override
    public boolean equals(Object other) {
      if (other instanceof RegionStart) {
        RegionStart o = (RegionStart) other;
        return mode == o.mode
            && shuffleKey.equals(o.shuffleKey)
            && partitionUniqueId.equals(o.partitionUniqueId)
            && attemptId == o.attemptId
            && currentRegionIndex == o.currentRegionIndex
            && isBroadcast == o.isBroadcast
            && super.equals(o);
      }
      return false;
    }
  
    @Override
    public String toString() {
      return "RegionStart[mode="
          + mode
          + ",shuffleKey="
          + shuffleKey
          + ",partitionUniqueId="
          + partitionUniqueId
          + ",attemptId="
          + attemptId
          + ",currentRegionIndex="
          + currentRegionIndex
          + ",isBroadcast="
          + isBroadcast
          + "]";
    }
  }
  