content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements. See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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 org.apache.kafka.clients.admin;
  
  import org.apache.kafka.common.ClassicGroupState;
  import org.apache.kafka.common.Node;
  import org.apache.kafka.common.acl.AclOperation;
  
  import java.util.Collection;
  import java.util.List;
  import java.util.Objects;
  import java.util.Set;
  import java.util.stream.Collectors;
  
  /**
   * A detailed description of a single classic group in the cluster.
   */
  public class ClassicGroupDescription {
      private final String groupId;
      private final String protocol;
      private final String protocolData;
      private final Collection<MemberDescription> members;
      private final ClassicGroupState state;
      private final Node coordinator;
      private final Set<AclOperation> authorizedOperations;
  
      public ClassicGroupDescription(String groupId,
                                     String protocol,
                                     String protocolData,
                                     Collection<MemberDescription> members,
                                     ClassicGroupState state,
                                     Node coordinator) {
          this(groupId, protocol, protocolData, members, state, coordinator, Set.of());
      }
  
      public ClassicGroupDescription(String groupId,
                                     String protocol,
                                     String protocolData,
                                     Collection<MemberDescription> members,
                                     ClassicGroupState state,
                                     Node coordinator,
                                     Set<AclOperation> authorizedOperations) {
          this.groupId = groupId == null ? "" : groupId;
          this.protocol = protocol;
          this.protocolData = protocolData == null ? "" : protocolData;
          this.members = members == null ? List.of() : List.copyOf(members);
          this.state = state;
          this.coordinator = coordinator;
          this.authorizedOperations = authorizedOperations;
      }
  
      @Override
      public boolean equals(final Object o) {
          if (this == o) return true;
          if (o == null || getClass() != o.getClass()) return false;
          final ClassicGroupDescription that = (ClassicGroupDescription) o;
          return Objects.equals(groupId, that.groupId) &&
              Objects.equals(protocol, that.protocol) &&
              Objects.equals(protocolData, that.protocolData) &&
              Objects.equals(members, that.members) &&
              state == that.state &&
              Objects.equals(coordinator, that.coordinator) &&
              Objects.equals(authorizedOperations, that.authorizedOperations);
      }
  
      @Override
      public int hashCode() {
          return Objects.hash(groupId, protocol, protocolData, members, state, coordinator, authorizedOperations);
      }
  
      /**
       * The id of the classic group.
       */
      public String groupId() {
          return groupId;
      }
  
      /**
       * The group protocol type.
       */
      public String protocol() {
          return protocol;
      }
  
      /**
       * The group protocol data. The meaning depends on the group protocol type.
       * For a classic consumer group, this is the partition assignor name.
       * For a classic connect group, this indicates which Connect protocols are enabled.
       */
      public String protocolData() {
          return protocolData;
      }
  
      /**
       * If the group is a simple consumer group or not.
       */
      public boolean isSimpleConsumerGroup() {
          return protocol.isEmpty();
      }
  
      /**
       * A list of the members of the classic group.
       */
      public Collection<MemberDescription> members() {
          return members;
      }
  
      /**
       * The classic group state, or UNKNOWN if the state is too new for us to parse.
       */
      public ClassicGroupState state() {
          return state;
      }
  
      /**
       * The classic group coordinator, or null if the coordinator is not known.
       */
      public Node coordinator() {
          return coordinator;
      }
  
      /**
       * authorizedOperations for this group, or null if that information is not known.
       */
      public  Set<AclOperation> authorizedOperations() {
          return authorizedOperations;
      }
  
      @Override
      public String toString() {
          return "(groupId=" + groupId +
              ", protocol='" + protocol + '\'' +
              ", protocolData=" + protocolData +
              ", members=" + members.stream().map(MemberDescription::toString).collect(Collectors.joining(",")) +
              ", state=" + state +
              ", coordinator=" + coordinator +
              ", authorizedOperations=" + authorizedOperations +
              ")";
      }
  }
  