    001/*
    002 * Copyright (c) 2016 Chris K Wensel <chris@wensel.net>. All Rights Reserved.
    003 *
    004 * Project and contact information: http://www.cascading.org/
    005 *
    006 * This file is part of the Cascading project.
    007 *
    008 * Licensed under the Apache License, Version 2.0 (the "License");
    009 * you may not use this file except in compliance with the License.
    010 * You may obtain a copy of the License at
    011 *
    012 *     http://www.apache.org/licenses/LICENSE-2.0
    013 *
    014 * Unless required by applicable law or agreed to in writing, software
    015 * distributed under the License is distributed on an "AS IS" BASIS,
    016 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    017 * See the License for the specific language governing permissions and
    018 * limitations under the License.
    019 */
    020
    021package cascading.flow.hadoop.planner.rule.transformer;
    022
    023import cascading.flow.hadoop.planner.rule.expression.BalanceGroupSplitTriangleExpression;
    024import cascading.flow.planner.rule.transformer.IntermediateTapElementFactory;
    025import cascading.flow.planner.rule.transformer.RuleInsertionTransformer;
    026
    027import static cascading.flow.planner.rule.PlanPhase.BalanceAssembly;
    028
    029/**
    030 * Captures a split where one side of the split hits a pipe that joins with the pipe on the other side of the split
    031 */
    032public class TapBalanceGroupSplitTriangleTransformer extends RuleInsertionTransformer
    033  {
    034  public TapBalanceGroupSplitTriangleTransformer()
    035    {
    036    super(
    037      BalanceAssembly,
    038      new BalanceGroupSplitTriangleExpression(),
    039      IntermediateTapElementFactory.TEMP_TAP
    040    );
    041    }
    042  }