code: /*
   * Copyright 2012-2018 Chronicle Map Contributors
   *
   * Licensed 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 net.openhft.chronicle.map.impl.stage.query;
  
  import net.openhft.chronicle.hash.Data;
  import net.openhft.chronicle.hash.impl.stage.query.HashQuery.EntryPresence;
  import net.openhft.chronicle.map.impl.stage.entry.ReplicatedMapEntryStages;
  import net.openhft.chronicle.map.impl.stage.replication.ReplicationUpdate;
  import net.openhft.sg.StageRef;
  import net.openhft.sg.Staged;
  import org.jetbrains.annotations.NotNull;
  
  import static net.openhft.chronicle.hash.impl.stage.query.KeySearch.SearchState.PRESENT;
  
  @Staged
  public abstract class ReplicatedMapAbsent<K, V> extends MapAbsent<K, V> {
  
      @StageRef
      MapQuery<K, V, ?> q;
      @StageRef
      ReplicatedMapEntryStages<K, V> e;
      @StageRef
      ReplicationUpdate<K> ru;
  
      @NotNull
      @Override
      public Data<K> absentKey() {
          checkOnEachPublicOperation.checkOnEachPublicOperation();
          return e.entryKey;
      }
  
      @Override
      public void doInsert(Data<V> value) {
          q.putPrefix();
          if (!q.entryPresent()) {
              if (!ks.searchStatePresent()) {
                  putEntry(value);
                  e.updatedReplicationStateOnAbsentEntry();
                  ks.setSearchState(PRESENT);
                  q.initPresenceOfEntry(EntryPresence.PRESENT);
              } else {
                  s.tierDeleted(s.tierDeleted() - 1);
                  e.innerDefaultReplaceValue(value);
                  e.updatedReplicationStateOnPresentEntry();
              }
              s.incrementModCount();
              e.writeEntryPresent();
              ru.updateChange();
          } else {
              throw new IllegalStateException(mh.h().toIdentityString() +
                      ": Entry is present in the map when doInsert() is called");
          }
      }
  }
  