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An API for data management, analytics, and machine learning on parallel computing clusters.

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/*
 * Copyright (c) 2007-2017 Xplenty, Inc. All Rights Reserved.
 *
 * Project and contact information: http://www.cascading.org/
 *
 * This file is part of the Cascading project.
 *
 * Licensed 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 cascading.flow.hadoop.planner.rule.partitioner;

import cascading.flow.hadoop.planner.rule.expression.StreamedOnlySourcesPipelinePartitionExpression;
import cascading.flow.planner.iso.ElementAnnotation;
import cascading.flow.planner.iso.expression.ElementCapture;
import cascading.flow.planner.rule.partitioner.ExpressionRulePartitioner;
import cascading.flow.stream.annotations.StreamMode;

import static cascading.flow.planner.rule.PlanPhase.PartitionPipelines;

/**
 *
 */
public class StreamedOnlySourcesPipelinePartitioner extends ExpressionRulePartitioner
  {
  public StreamedOnlySourcesPipelinePartitioner()
    {
    setPhase( PartitionPipelines )
      .setRuleExpression( new StreamedOnlySourcesPipelinePartitionExpression() )
      .addAnnotation( new ElementAnnotation( ElementCapture.Primary, StreamMode.Streamed ) )
      .addAnnotationExclude( StreamMode.Streamed );
    }
  }