001/*
002 * Copyright (c) 2007-2015 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.TapBalanceGroupSplitTransformer;
041import cascading.flow.hadoop.planner.rule.transformer.TapBalanceHashJoinBlockingHashJoinTransformer;
042import cascading.flow.hadoop.planner.rule.transformer.TapBalanceHashJoinSameSourceTransformer;
043import cascading.flow.hadoop.planner.rule.transformer.TapBalanceNonSafePipeSplitTransformer;
044import cascading.flow.hadoop.planner.rule.transformer.TapBalanceNonSafeSplitTransformer;
045import cascading.flow.hadoop.planner.rule.transformer.TapBalanceSameSourceStreamedAccumulatedTransformer;
046import cascading.flow.planner.rule.RuleRegistry;
047import cascading.flow.planner.rule.assertion.BufferAfterEveryAssert;
048import cascading.flow.planner.rule.assertion.EveryAfterBufferAssert;
049import cascading.flow.planner.rule.assertion.LoneGroupAssert;
050import cascading.flow.planner.rule.assertion.MissingGroupAssert;
051import cascading.flow.planner.rule.assertion.SplitBeforeEveryAssert;
052import cascading.flow.planner.rule.transformer.ApplyAssertionLevelTransformer;
053import cascading.flow.planner.rule.transformer.ApplyDebugLevelTransformer;
054import cascading.flow.planner.rule.transformer.RemoveNoOpPipeTransformer;
055
056/**
057 *
058 */
059public class MapReduceHadoopRuleRegistry extends RuleRegistry
060  {
061  public MapReduceHadoopRuleRegistry()
062    {
063//    enableDebugLogging();
064
065    // PreBalance
066    addRule( new LoneGroupAssert() );
067    addRule( new MissingGroupAssert() );
068    addRule( new BufferAfterEveryAssert() );
069    addRule( new EveryAfterBufferAssert() );
070    addRule( new SplitBeforeEveryAssert() );
071
072    // Balance with temporary Taps
073    addRule( new TapBalanceGroupSplitTransformer() );
074    addRule( new TapBalanceGroupSplitJoinTransformer() );
075    addRule( new TapBalanceGroupSplitMergeGroupTransformer() );
076    addRule( new TapBalanceGroupMergeGroupTransformer() );
077    addRule( new TapBalanceGroupGroupTransformer() );
078    addRule( new TapBalanceCheckpointTransformer() );
079    addRule( new TapBalanceHashJoinSameSourceTransformer() );
080    addRule( new TapBalanceHashJoinBlockingHashJoinTransformer() );
081    addRule( new TapBalanceGroupBlockingHashJoinTransformer() );
082    addRule( new TapBalanceGroupNonBlockingHashJoinTransformer() );
083    addRule( new TapBalanceSameSourceStreamedAccumulatedTransformer() );
084    addRule( new TapBalanceNonSafeSplitTransformer() );
085    addRule( new TapBalanceNonSafePipeSplitTransformer() );
086
087    // PreResolve
088    addRule( new RemoveNoOpPipeTransformer() );
089    addRule( new ApplyAssertionLevelTransformer() );
090    addRule( new ApplyDebugLevelTransformer() );
091
092    // PostResolve
093//    addRule( new CombineAdjacentTapTransformer() );
094
095    // PartitionSteps
096    addRule( new ConsecutiveTapsStepPartitioner() );
097    addRule( new TapGroupTapStepPartitioner() );
098
099    // PartitionNodes
100    addRule( new ConsecutiveTapsNodePartitioner() );
101    addRule( new MultiTapGroupNodePartitioner() );
102    addRule( new GroupTapNodePartitioner() );
103
104    // PartitionPipelines
105    addRule( new StreamedAccumulatedTapsPipelinePartitioner() );
106    addRule( new StreamedSelfJoinSourcesPipelinePartitioner() );
107    addRule( new StreamedOnlySourcesPipelinePartitioner() );
108
109    // PostPipelines
110    addRule( new RemoveMalformedHashJoinPipelineTransformer() );
111
112    // remove when GraphFinder supports captured edges
113    addRule( new DualStreamedAccumulatedMergePipelineAssert() );
114
115    // enable when GraphFinder supports captured edges
116//    addRule( new RemoveStreamedBranchTransformer() );
117
118    }
119  }