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.statelib.api.mvcc;
  
  import java.util.List;
  import java.util.concurrent.CompletableFuture;
  import org.apache.bookkeeper.api.kv.op.DeleteOp;
  import org.apache.bookkeeper.api.kv.op.IncrementOp;
  import org.apache.bookkeeper.api.kv.op.PutOp;
  import org.apache.bookkeeper.api.kv.op.TxnOp;
  import org.apache.bookkeeper.api.kv.result.DeleteResult;
  import org.apache.bookkeeper.api.kv.result.IncrementResult;
  import org.apache.bookkeeper.api.kv.result.KeyValue;
  import org.apache.bookkeeper.api.kv.result.PutResult;
  import org.apache.bookkeeper.api.kv.result.TxnResult;
  import org.apache.bookkeeper.common.annotation.InterfaceAudience.Public;
  import org.apache.bookkeeper.common.annotation.InterfaceStability.Evolving;
  
  /**
   * The write view of a mvcc key/value store that supports write operations, such as put and delete.
   *
   * @param <K> the key type
   * @param <V> the value type
   */
  @Public
  @Evolving
  public interface MVCCAsyncStoreWriteView<K, V> {
  
      CompletableFuture<Void> put(K k, V v);
  
      CompletableFuture<V> putIfAbsent(K k, V v);
  
      CompletableFuture<Long> vPut(K k, V v, long expectedVersion);
  
      CompletableFuture<Long> rPut(K k, V v, long expectedRevision);
  
      CompletableFuture<V> delete(K k);
  
      CompletableFuture<Boolean> delete(K k, V v);
  
      CompletableFuture<List<KeyValue<K, V>>> deleteRange(K key, K endKey);
  
      CompletableFuture<KeyValue<K, V>> vDelete(K k, long expectedVersion);
  
      CompletableFuture<KeyValue<K, V>> rDelete(K k, long expectedRevision);
  
      CompletableFuture<PutResult<K, V>> put(PutOp<K, V> op);
  
      CompletableFuture<DeleteResult<K, V>> delete(DeleteOp<K, V> op);
  
      CompletableFuture<TxnResult<K, V>> txn(TxnOp<K, V> op);
  
      CompletableFuture<IncrementResult<K, V>> increment(IncrementOp<K, V> op);
  
      CompletableFuture<Void> increment(K k, long amount);
  
      CompletableFuture<Long> incrementAndGet(K k, long amount);
  
      CompletableFuture<Long> getAndIncrement(K k, long amount);
  
  }
  