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.twister2.translators.batch;
  
  import edu.iu.dsc.tws.tset.env.BatchTSetEnvironment;
  import edu.iu.dsc.tws.tset.env.TSetEnvironment;
  import edu.iu.dsc.tws.tset.sets.batch.SourceTSet;
  import org.apache.beam.runners.twister2.Twister2BatchTranslationContext;
  import org.apache.beam.runners.twister2.translation.wrappers.Twister2BoundedSource;
  import org.apache.beam.runners.twister2.translators.BatchTransformTranslator;
  import org.apache.beam.sdk.io.BoundedSource;
  import org.apache.beam.sdk.util.construction.SplittableParDo;
  import org.apache.beam.sdk.values.PCollection;
  import org.apache.beam.sdk.values.WindowedValue;
  
  /** Source translator. */
  public class ReadSourceTranslatorBatch<T>
      implements BatchTransformTranslator<SplittableParDo.PrimitiveBoundedRead<T>> {
  
    @Override
    public void translateNode(
        SplittableParDo.PrimitiveBoundedRead<T> transform, Twister2BatchTranslationContext context) {
      BoundedSource<T> boundedSource = transform.getSource();
      Twister2BoundedSource<T> twister2BoundedSource =
          new Twister2BoundedSource<T>(boundedSource, context, context.getOptions());
      final TSetEnvironment tsetEnv = context.getEnvironment();
  
      SourceTSet<WindowedValue<T>> sourceTSet =
          ((BatchTSetEnvironment) tsetEnv)
              .createSource(twister2BoundedSource, context.getOptions().getParallelism());
      PCollection<T> output = context.getOutput(transform);
      context.setOutputDataSet(output, sourceTSet);
    }
  }
  