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.beam.runners.samza.translation;
  
  import org.apache.beam.sdk.runners.TransformHierarchy;
  import org.apache.beam.sdk.transforms.PTransform;
  import org.apache.beam.sdk.util.construction.graph.PipelineNode;
  import org.apache.beam.sdk.util.construction.graph.QueryablePipeline;
  
  /** Interface of Samza translator for BEAM {@link PTransform}. */
  public interface TransformTranslator<T extends PTransform<?, ?>> {
  
    /** Translates the Java {@link PTransform} into Samza API. */
    default void translate(T transform, TransformHierarchy.Node node, TranslationContext ctx) {
      throw new UnsupportedOperationException(
          "Java translation is not supported for " + this.getClass().getSimpleName());
    }
  
    /**
     * Translates the portable {@link org.apache.beam.model.pipeline.v1.RunnerApi.PTransform} into
     * Samza API.
     */
    default void translatePortable(
        PipelineNode.PTransformNode transform,
        QueryablePipeline pipeline,
        PortableTranslationContext ctx) {
      throw new UnsupportedOperationException(
          "Portable translation is not supported for " + this.getClass().getSimpleName());
    }
  }
  