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.metadata.placement;
  
  import org.apache.kafka.common.annotation.InterfaceStability;
  import org.apache.kafka.common.errors.InvalidReplicationFactorException;
  
  
  /**
   * The interface which a Kafka replica placement policy must implement.
   */
  @InterfaceStability.Unstable
  public interface ReplicaPlacer {
      /**
       * Create a new replica placement.
       *
       * @param placement     What we're trying to place.
       * @param cluster       A description of the cluster we're trying to place in.
       *
       * @return              A topic assignment.
       *
       * @throws InvalidReplicationFactorException    If too many replicas were requested.
       */
      TopicAssignment place(
          PlacementSpec placement,
          ClusterDescriber cluster
      ) throws InvalidReplicationFactorException;
  }
  