001/*
002 * Copyright (c) 2007-2016 Concurrent, Inc. 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;
022
023import cascading.flow.hadoop.planner.rule.assertion.DualStreamedAccumulatedMergePipelineAssert;
024import cascading.flow.hadoop.planner.rule.partitioner.ConsecutiveTapsNodePartitioner;
025import cascading.flow.hadoop.planner.rule.partitioner.ConsecutiveTapsStepPartitioner;
026import cascading.flow.hadoop.planner.rule.partitioner.GroupTapNodePartitioner;
027import cascading.flow.hadoop.planner.rule.partitioner.MultiTapGroupNodePartitioner;
028import cascading.flow.hadoop.planner.rule.partitioner.StreamedAccumulatedTapsPipelinePartitioner;
029import cascading.flow.hadoop.planner.rule.partitioner.StreamedOnlySourcesPipelinePartitioner;
030import cascading.flow.hadoop.planner.rule.partitioner.StreamedSelfJoinSourcesPipelinePartitioner;
031import cascading.flow.hadoop.planner.rule.partitioner.TapGroupTapStepPartitioner;
032import cascading.flow.hadoop.planner.rule.transformer.RemoveMalformedHashJoinPipelineTransformer;
033import cascading.flow.hadoop.planner.rule.transformer.TapBalanceCheckpointTransformer;
034import cascading.flow.hadoop.planner.rule.transformer.TapBalanceGroupBlockingHashJoinTransformer;
035import cascading.flow.hadoop.planner.rule.transformer.TapBalanceGroupGroupTransformer;
036import cascading.flow.hadoop.planner.rule.transformer.TapBalanceGroupMergeGroupTransformer;
037import cascading.flow.hadoop.planner.rule.transformer.TapBalanceGroupNonBlockingHashJoinTransformer;
038import cascading.flow.hadoop.planner.rule.transformer.TapBalanceGroupSplitJoinTransformer;
039import cascading.flow.hadoop.planner.rule.transformer.TapBalanceGroupSplitMergeGroupTransformer;
040import cascading.flow.hadoop.planner.rule.transformer.TapBalanceGroupSplitMergeTransformer;
041import cascading.flow.hadoop.planner.rule.transformer.TapBalanceGroupSplitTransformer;
042import cascading.flow.hadoop.planner.rule.transformer.TapBalanceHashJoinBlockingHashJoinTransformer;
043import cascading.flow.hadoop.planner.rule.transformer.TapBalanceHashJoinSameSourceTransformer;
044import cascading.flow.hadoop.planner.rule.transformer.TapBalanceNonSafePipeSplitTransformer;
045import cascading.flow.hadoop.planner.rule.transformer.TapBalanceNonSafeSplitTransformer;
046import cascading.flow.hadoop.planner.rule.transformer.TapBalanceSameSourceStreamedAccumulatedTransformer;
047import cascading.flow.planner.rule.RuleRegistry;
048import cascading.flow.planner.rule.assertion.BufferAfterEveryAssert;
049import cascading.flow.planner.rule.assertion.EveryAfterBufferAssert;
050import cascading.flow.planner.rule.assertion.LoneGroupAssert;
051import cascading.flow.planner.rule.assertion.MissingGroupAssert;
052import cascading.flow.planner.rule.assertion.SplitBeforeEveryAssert;
053import cascading.flow.planner.rule.transformer.ApplyAssertionLevelTransformer;
054import cascading.flow.planner.rule.transformer.ApplyDebugLevelTransformer;
055import cascading.flow.planner.rule.transformer.RemoveNoOpPipeTransformer;
056
057/**
058 *
059 */
060public class MapReduceHadoopRuleRegistry extends RuleRegistry
061  {
062  public MapReduceHadoopRuleRegistry()
063    {
064//    enableDebugLogging();
065
066    // PreBalance
067    addRule( new LoneGroupAssert() );
068    addRule( new MissingGroupAssert() );
069    addRule( new BufferAfterEveryAssert() );
070    addRule( new EveryAfterBufferAssert() );
071    addRule( new SplitBeforeEveryAssert() );
072
073    // Balance with temporary Taps
074    addRule( new TapBalanceGroupSplitTransformer() );
075    addRule( new TapBalanceGroupSplitJoinTransformer() );
076    addRule( new TapBalanceGroupSplitMergeGroupTransformer() );
077    addRule( new TapBalanceGroupSplitMergeTransformer() );
078    addRule( new TapBalanceGroupMergeGroupTransformer() );
079    addRule( new TapBalanceGroupGroupTransformer() );
080    addRule( new TapBalanceCheckpointTransformer() );
081    addRule( new TapBalanceHashJoinSameSourceTransformer() );
082    addRule( new TapBalanceHashJoinBlockingHashJoinTransformer() );
083    addRule( new TapBalanceGroupBlockingHashJoinTransformer() );
084    addRule( new TapBalanceGroupNonBlockingHashJoinTransformer() );
085    addRule( new TapBalanceSameSourceStreamedAccumulatedTransformer() );
086    addRule( new TapBalanceNonSafeSplitTransformer() );
087    addRule( new TapBalanceNonSafePipeSplitTransformer() );
088
089    // PreResolve
090    addRule( new RemoveNoOpPipeTransformer() );
091    addRule( new ApplyAssertionLevelTransformer() );
092    addRule( new ApplyDebugLevelTransformer() );
093
094    // PostResolve
095//    addRule( new CombineAdjacentTapTransformer() );
096
097    // PartitionSteps
098    addRule( new ConsecutiveTapsStepPartitioner() );
099    addRule( new TapGroupTapStepPartitioner() );
100
101    // PartitionNodes
102    addRule( new ConsecutiveTapsNodePartitioner() );
103    addRule( new MultiTapGroupNodePartitioner() );
104    addRule( new GroupTapNodePartitioner() );
105
106    // PartitionPipelines
107    addRule( new StreamedAccumulatedTapsPipelinePartitioner() );
108    addRule( new StreamedSelfJoinSourcesPipelinePartitioner() );
109    addRule( new StreamedOnlySourcesPipelinePartitioner() );
110
111    // PostPipelines
112    addRule( new RemoveMalformedHashJoinPipelineTransformer() );
113
114    // remove when GraphFinder supports captured edges
115    addRule( new DualStreamedAccumulatedMergePipelineAssert() );
116
117    // enable when GraphFinder supports captured edges
118//    addRule( new RemoveStreamedBranchTransformer() );
119
120    }
121  }