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.bookkeeper.proto;
  
  import io.netty.util.Recycler;
  
  class EntryCompletionKey extends CompletionKey {
      private final Recycler.Handle<EntryCompletionKey> recyclerHandle;
      long ledgerId;
      long entryId;
  
      static EntryCompletionKey acquireV2Key(long ledgerId, long entryId,
                                             BookkeeperProtocol.OperationType operationType) {
          EntryCompletionKey key = V2_KEY_RECYCLER.get();
          key.reset(ledgerId, entryId, operationType);
          return key;
      }
  
      private EntryCompletionKey(Recycler.Handle<EntryCompletionKey> handle) {
          super(null);
          this.recyclerHandle = handle;
      }
  
      void reset(long ledgerId, long entryId, BookkeeperProtocol.OperationType operationType) {
          this.ledgerId = ledgerId;
          this.entryId = entryId;
          this.operationType = operationType;
      }
  
      @Override
      public boolean equals(Object object) {
          if (!(object instanceof EntryCompletionKey)) {
              return  false;
          }
          EntryCompletionKey that = (EntryCompletionKey) object;
          return this.entryId == that.entryId
                  && this.ledgerId == that.ledgerId
                  && this.operationType == that.operationType;
      }
  
      @Override
      public int hashCode() {
          return Long.hashCode(ledgerId) * 31 + Long.hashCode(entryId);
      }
  
      @Override
      public String toString() {
          return String.format("%d:%d %s", ledgerId, entryId, operationType);
      }
  
      public void release() {
          recyclerHandle.recycle(this);
      }
  
      private static final Recycler<EntryCompletionKey> V2_KEY_RECYCLER =
              new Recycler<EntryCompletionKey>() {
                  @Override
                  protected EntryCompletionKey newObject(
                          Recycler.Handle<EntryCompletionKey> handle) {
                      return new EntryCompletionKey(handle);
                  }
              };
  }
  