/*-
 * -\-\-
 * Helios Service Registration
 * --
 * Copyright (C) 2016 Spotify AB
 * --
 * 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 com.spotify.helios.serviceregistration;

/**
 * A nop service registrar that does nothing. Useful as an alternative to null.
 */
public class NopServiceRegistrar implements ServiceRegistrar {

  @Override
  public ServiceRegistrationHandle register(final ServiceRegistration registration) {
    return new NopServiceRegistrationHandle();
  }

  @Override
  public void unregister(final ServiceRegistrationHandle handle) {
  }

  @Override
  public void close() {
  }
}