Package cascading.flow.tez.planner.rule.expressiongraph

Source Code of cascading.flow.tez.planner.rule.expressiongraph.NoSpliceTapExpressionGraph

/*
* Copyright (c) 2007-2014 Concurrent, 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.tez.planner.rule.expressiongraph;

import cascading.flow.planner.graph.Extent;
import cascading.flow.planner.iso.expression.ElementCapture;
import cascading.flow.planner.iso.expression.ExpressionGraph;
import cascading.flow.planner.iso.expression.FlowElementExpression;
import cascading.flow.planner.iso.finder.SearchOrder;
import cascading.pipe.Boundary;
import cascading.pipe.Splice;
import cascading.tap.Tap;

import static cascading.flow.planner.iso.expression.NotElementExpression.not;
import static cascading.flow.planner.iso.expression.OrElementExpression.or;

/**
*
*/
public class NoSpliceTapExpressionGraph extends ExpressionGraph
  {
  public NoSpliceTapExpressionGraph()
    {
    super( SearchOrder.ReverseDepth,
      not(
        or(
          ElementCapture.Primary,
          new FlowElementExpression( Extent.class ),
          new FlowElementExpression( Splice.class ),
          new FlowElementExpression( Boundary.class ),
          new FlowElementExpression( Tap.class )
        )
      )
    );
    }
  }
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