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.assignment;
  
  public final class StreamsAssignmentProtocolVersions {
      public static final int UNKNOWN = -1;
      public static final int EARLIEST_PROBEABLE_VERSION = 3;
      public static final int MIN_NAMED_TOPOLOGY_VERSION = 10;
      public static final int LATEST_SUPPORTED_VERSION = 11;
      /*
       * Any time you modify the subscription or assignment info, you need to bump the latest supported version, unless
       * the version has already been bumped within the current release cycle.
       *
       * Last version bump: May 2021, before 3.0
       *
       * When changing the version:
       * 1) Update variable highest_version in streams_upgrade_test.py::StreamsUpgradeTest.test_version_probing_upgrade
       * 2) Add a unit test in SubscriptionInfoTest and/or AssignmentInfoTest
       * 3) Note the date & corresponding Kafka version of this bump
       */
  
      private StreamsAssignmentProtocolVersions() {}
  }
  