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/*
 * Copyright 2017-present Open Networking Foundation
 *
 * 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 io.atomix.core.tree.impl;

import com.google.common.base.MoreObjects;
import io.atomix.core.tree.AsyncAtomicDocumentTree;
import io.atomix.core.tree.DocumentPath;
import io.atomix.core.tree.AtomicDocumentTree;
import io.atomix.core.tree.DocumentTreeEventListener;
import io.atomix.primitive.impl.DelegatingAsyncPrimitive;
import io.atomix.utils.time.Versioned;

import java.time.Duration;
import java.util.Map;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.Executor;

/**
 * Document tree that delegates to an underlying instance.
 */
public class DelegatingAsyncAtomicDocumentTree extends DelegatingAsyncPrimitive implements AsyncAtomicDocumentTree {
  private final AsyncAtomicDocumentTree delegateTree;

  public DelegatingAsyncAtomicDocumentTree(AsyncAtomicDocumentTree delegateTree) {
    super(delegateTree);
    this.delegateTree = delegateTree;
  }

  @Override
  public DocumentPath root() {
    return delegateTree.root();
  }

  @Override
  public CompletableFuture>> getChildren(DocumentPath path) {
    return delegateTree.getChildren(path);
  }

  @Override
  public CompletableFuture> get(DocumentPath path) {
    return delegateTree.get(path);
  }

  @Override
  public CompletableFuture> set(DocumentPath path, V value) {
    return delegateTree.set(path, value);
  }

  @Override
  public CompletableFuture create(DocumentPath path, V value) {
    return delegateTree.create(path, value);
  }

  @Override
  public CompletableFuture createRecursive(DocumentPath path, V value) {
    return delegateTree.createRecursive(path, value);
  }

  @Override
  public CompletableFuture replace(DocumentPath path, V newValue, long version) {
    return delegateTree.replace(path, newValue, version);
  }

  @Override
  public CompletableFuture replace(DocumentPath path, V newValue, V currentValue) {
    return delegateTree.replace(path, newValue, currentValue);
  }

  @Override
  public CompletableFuture> remove(DocumentPath path) {
    return delegateTree.remove(path);
  }

  @Override
  public CompletableFuture addListener(DocumentPath path, DocumentTreeEventListener listener, Executor executor) {
    return delegateTree.addListener(path, listener, executor);
  }

  @Override
  public CompletableFuture removeListener(DocumentTreeEventListener listener) {
    return delegateTree.removeListener(listener);
  }

  @Override
  public AtomicDocumentTree sync(Duration operationTimeout) {
    return new BlockingAtomicDocumentTree<>(this, operationTimeout.toMillis());
  }

  @Override
  public String toString() {
    return MoreObjects.toStringHelper(getClass())
        .add("delegateTree", delegateTree)
        .toString();
  }
}