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/*
 * Copyright © 2021 Cask Data, Inc.
 *
 * 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.cdap.http.internal;

import io.netty.util.concurrent.EventExecutor;
import io.netty.util.concurrent.EventExecutorGroup;
import io.netty.util.concurrent.Future;
import io.netty.util.concurrent.OrderedEventExecutor;
import io.netty.util.concurrent.ProgressivePromise;
import io.netty.util.concurrent.Promise;
import io.netty.util.concurrent.ScheduledFuture;

import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;

/**
 * An {@link OrderedEventExecutor} that forwards all methods to another {@link OrderedEventExecutor}.
 */
public class ForwardingOrderedEventExecutor implements OrderedEventExecutor {

  private final OrderedEventExecutor delegate;

  public ForwardingOrderedEventExecutor(OrderedEventExecutor delegate) {
    this.delegate = delegate;
  }

  @Override
  public EventExecutor next() {
    return delegate.next();
  }

  @Override
  public EventExecutorGroup parent() {
    return delegate.parent();
  }

  @Override
  public boolean inEventLoop() {
    return delegate.inEventLoop();
  }

  @Override
  public boolean inEventLoop(Thread thread) {
    return delegate.inEventLoop(thread);
  }

  @Override
  public  Promise newPromise() {
    return delegate.newPromise();
  }

  @Override
  public  ProgressivePromise newProgressivePromise() {
    return delegate.newProgressivePromise();
  }

  @Override
  public  Future newSucceededFuture(V v) {
    return delegate.newSucceededFuture(v);
  }

  @Override
  public  Future newFailedFuture(Throwable throwable) {
    return delegate.newFailedFuture(throwable);
  }

  @Override
  public boolean isShuttingDown() {
    return delegate.isShuttingDown();
  }

  @Override
  public Future shutdownGracefully() {
    return delegate.shutdownGracefully();
  }

  @Override
  public Future shutdownGracefully(long l, long l1, TimeUnit timeUnit) {
    return delegate.shutdownGracefully(l, l1, timeUnit);
  }

  @Override
  public Future terminationFuture() {
    return delegate.terminationFuture();
  }

  @Override
  @Deprecated
  public void shutdown() {
    delegate.shutdown();
  }

  @Override
  @Deprecated
  public List shutdownNow() {
    return delegate.shutdownNow();
  }

  @Override
  public Iterator iterator() {
    return delegate.iterator();
  }

  @Override
  public Future submit(Runnable runnable) {
    return delegate.submit(runnable);
  }

  @Override
  public  Future submit(Runnable runnable, T t) {
    return delegate.submit(runnable, t);
  }

  @Override
  public  Future submit(Callable callable) {
    return delegate.submit(callable);
  }

  @Override
  public ScheduledFuture schedule(Runnable runnable, long l, TimeUnit timeUnit) {
    return delegate.schedule(runnable, l, timeUnit);
  }

  @Override
  public  ScheduledFuture schedule(Callable callable, long l, TimeUnit timeUnit) {
    return delegate.schedule(callable, l, timeUnit);
  }

  @Override
  public ScheduledFuture scheduleAtFixedRate(Runnable runnable, long l, long l1, TimeUnit timeUnit) {
    return delegate.scheduleAtFixedRate(runnable, l, l1, timeUnit);
  }

  @Override
  public ScheduledFuture scheduleWithFixedDelay(Runnable runnable, long l, long l1, TimeUnit timeUnit) {
    return delegate.scheduleWithFixedDelay(runnable, l, l1, timeUnit);
  }

  @Override
  public boolean isShutdown() {
    return delegate.isShutdown();
  }

  @Override
  public boolean isTerminated() {
    return delegate.isTerminated();
  }

  @Override
  public boolean awaitTermination(long timeout, TimeUnit unit) throws InterruptedException {
    return delegate.awaitTermination(timeout, unit);
  }

  @Override
  public  List> invokeAll(Collection> tasks)
    throws InterruptedException {
    return delegate.invokeAll(tasks);
  }

  @Override
  public  List> invokeAll(Collection> tasks,
                                                            long timeout, TimeUnit unit) throws InterruptedException {
    return delegate.invokeAll(tasks, timeout, unit);
  }

  @Override
  public  T invokeAny(Collection> tasks) throws InterruptedException, ExecutionException {
    return delegate.invokeAny(tasks);
  }

  @Override
  public  T invokeAny(Collection> tasks, long timeout, TimeUnit unit)
    throws InterruptedException, ExecutionException, TimeoutException {
    return delegate.invokeAny(tasks, timeout, unit);
  }

  @Override
  public void execute(Runnable command) {
    delegate.execute(command);
  }
}