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.streams.processor.internals;
  
  import org.apache.kafka.common.TopicPartition;
  import org.apache.kafka.streams.TaskMetadata;
  import org.apache.kafka.streams.processor.TaskId;
  
  import java.util.Collections;
  import java.util.Map;
  import java.util.Objects;
  import java.util.Optional;
  import java.util.Set;
  
  public class TaskMetadataImpl implements TaskMetadata {
  
      private final TaskId taskId;
  
      private final Set<TopicPartition> topicPartitions;
  
      private final Map<TopicPartition, Long> committedOffsets;
  
      private final Map<TopicPartition, Long> endOffsets;
  
      private final Optional<Long> timeCurrentIdlingStarted;
  
      public TaskMetadataImpl(final TaskId taskId,
                              final Set<TopicPartition> topicPartitions,
                              final Map<TopicPartition, Long> committedOffsets,
                              final Map<TopicPartition, Long> endOffsets,
                              final Optional<Long> timeCurrentIdlingStarted) {
          this.taskId = taskId;
          this.topicPartitions = Collections.unmodifiableSet(topicPartitions);
          this.committedOffsets = Collections.unmodifiableMap(committedOffsets);
          this.endOffsets = Collections.unmodifiableMap(endOffsets);
          this.timeCurrentIdlingStarted = timeCurrentIdlingStarted;
      }
  
      @Override
      public TaskId taskId() {
          return taskId;
      }
  
      @Override
      public Set<TopicPartition> topicPartitions() {
          return topicPartitions;
      }
  
      @Override
      public Map<TopicPartition, Long> committedOffsets() {
          return committedOffsets;
      }
  
      @Override
      public Map<TopicPartition, Long> endOffsets() {
          return endOffsets;
      }
  
      @Override
      public Optional<Long> timeCurrentIdlingStarted() {
          return timeCurrentIdlingStarted;
      }
  
      @Override
      public boolean equals(final Object o) {
          if (this == o) {
              return true;
          }
          if (o == null || getClass() != o.getClass()) {
              return false;
          }
          final TaskMetadataImpl that = (TaskMetadataImpl) o;
          return Objects.equals(taskId, that.taskId) &&
                  Objects.equals(topicPartitions, that.topicPartitions);
      }
  
      @Override
      public int hashCode() {
          return Objects.hash(taskId, topicPartitions);
      }
  
      @Override
      public String toString() {
          return "TaskMetadata{" +
                  "taskId=" + taskId +
                  ", topicPartitions=" + topicPartitions +
                  ", committedOffsets=" + committedOffsets +
                  ", endOffsets=" + endOffsets +
                  ", timeCurrentIdlingStarted=" + timeCurrentIdlingStarted +
                  '}';
      }
  }
  