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.flink.connectors.kudu.connector.writer;
  
  import org.apache.flink.annotation.PublicEvolving;
  import org.apache.kudu.client.KuduTable;
  import org.apache.kudu.client.Operation;
  
  import java.io.Serializable;
  import java.util.List;
  
  /**
   * Encapsulates the logic of mapping input records (of a DataStream) to operations
   * executed in Kudu. By allowing to return a list of operations we give flexibility
   * to the implementers to provide more sophisticated logic.
   *
   * @param <T> Type of the input data
   */
  @PublicEvolving
  public interface KuduOperationMapper<T> extends Serializable {
  
      /**
       * Create a list of operations to be executed by the {@link KuduWriter} for the
       * current input
       *
       * @param input input element
       * @param table table for which the operations should be created
       * @return List of operations to be executed on the table
       */
      List<Operation> createOperations(T input, KuduTable table);
  
  }
  