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.connect.runtime;
  
  import java.util.Objects;
  
  public abstract class AbstractStatus<T> {
  
      public enum State {
          UNASSIGNED,
          RUNNING,
          PAUSED,
          FAILED,
          DESTROYED, // Never visible to users; destroyed Connector and Task instances are not shown
          RESTARTING,
          STOPPED, // Only ever visible to users for Connector instances; never for Task instances
      }
  
      private final T id;
      private final State state;
      private final String trace;
      private final String workerId;
      private final String version;
      private final int generation;
  
      public AbstractStatus(T id,
                            State state,
                            String workerId,
                            int generation,
                            String trace,
                            String version) {
          this.id = id;
          this.state = state;
          this.workerId = workerId;
          this.generation = generation;
          this.trace = trace;
          this.version = version;
      }
  
      public AbstractStatus(T id,
                            State state,
                            String workerId,
                            int generation,
                            String trace) {
          this(id, state, workerId, generation, trace, null);
      }
  
      public T id() {
          return id;
      }
  
      public State state() {
          return state;
      }
  
      public String trace() {
          return trace;
      }
  
      public String workerId() {
          return workerId;
      }
  
      public int generation() {
          return generation;
      }
  
      public String version() {
          return version;
      }
  
      @Override
      public String toString() {
          return "Status{" +
                  "id=" + id +
                  ", state=" + state +
                  ", workerId='" + workerId + '\'' +
                  ", version='" + version + '\'' +
                  ", generation=" + generation +
                  '}';
      }
  
      @Override
      public boolean equals(Object o) {
          if (this == o) return true;
          if (o == null || getClass() != o.getClass()) return false;
  
          AbstractStatus<?> that = (AbstractStatus<?>) o;
  
          return generation == that.generation
                  && Objects.equals(id, that.id)
                  && state == that.state
                  && Objects.equals(trace, that.trace)
                  && Objects.equals(workerId, that.workerId)
                  && Objects.equals(version, that.version);
      }
  
      @Override
      public int hashCode() {
          int result = id != null ? id.hashCode() : 0;
          result = 31 * result + (state != null ? state.hashCode() : 0);
          result = 31 * result + (trace != null ? trace.hashCode() : 0);
          result = 31 * result + (workerId != null ? workerId.hashCode() : 0);
          result = 31 * result + (version != null ? version.hashCode() : 0);
          result = 31 * result + generation;
          return result;
      }
  }
  