content: /*
   * Copyright 2010 Proofpoint, 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.airlift.discovery.client;
  
  import com.fasterxml.jackson.annotation.JsonProperty;
  import com.google.common.collect.ImmutableSet;
  
  import java.util.Set;
  
  import static com.google.common.base.MoreObjects.toStringHelper;
  import static com.google.common.base.Preconditions.checkArgument;
  import static java.util.Objects.requireNonNull;
  
  public class Announcement
  {
      private final String environment;
      private final String nodeId;
      private final String location;
      private final String pool;
      private final Set<ServiceAnnouncement> services;
  
      public Announcement(String environment, String nodeId, String pool, String location, Set<ServiceAnnouncement> services)
      {
          requireNonNull(environment, "environment is null");
          requireNonNull(nodeId, "nodeId is null");
          requireNonNull(services, "services is null");
          requireNonNull(pool, "pool is null");
          checkArgument(!services.isEmpty(), "services is empty");
  
          this.environment = environment;
          this.nodeId = nodeId;
          this.location = location;
          this.pool = pool;
          this.services = ImmutableSet.copyOf(services);
      }
  
      @JsonProperty
      public String getEnvironment()
      {
          return environment;
      }
  
      @JsonProperty
      public String getNodeId()
      {
          return nodeId;
      }
  
      @JsonProperty
      public String getLocation()
      {
          return location;
      }
  
      @JsonProperty
      public String getPool()
      {
          return pool;
      }
  
      @JsonProperty
      public Set<ServiceAnnouncement> getServices()
      {
          return services;
      }
  
      @Override
      public boolean equals(Object o)
      {
          if (this == o) {
              return true;
          }
          if (o == null || getClass() != o.getClass()) {
              return false;
          }
  
          Announcement that = (Announcement) o;
  
          if (!nodeId.equals(that.nodeId)) {
              return false;
          }
  
          return true;
      }
  
      @Override
      public int hashCode()
      {
          return nodeId.hashCode();
      }
  
      @Override
      public String toString()
      {
          return toStringHelper(this)
                  .add("environment", environment)
                  .add("nodeId", nodeId)
                  .add("location", location)
                  .add("pool", pool)
                  .add("services", services)
                  .toString();
      }
  }
  