/*
 * Copyright 2018-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.utils.concurrent;

import java.time.Duration;

/**
 * Null thread context.
 */
public class NullThreadContext implements ThreadContext {
  @Override
  public Scheduled schedule(Duration delay, Runnable callback) {
    return null;
  }

  @Override
  public Scheduled schedule(Duration initialDelay, Duration interval, Runnable callback) {
    return null;
  }

  @Override
  public boolean isBlocked() {
    return false;
  }

  @Override
  public void block() {

  }

  @Override
  public void unblock() {

  }

  @Override
  public void close() {

  }

  @Override
  public void execute(Runnable command) {

  }
}