Package cascading.flow.planner.rule

Examples of cascading.flow.planner.rule.RuleResult

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    PlannerContext plannerContext = new PlannerContext( ruleRegistry, null, null, null, true );

    ruleRegistry.addRule( new RuleInsertionTransformer( PlanPhase.PreResolveAssembly, new TestCheckpointExpression(), IntermediateTapElementFactory.TEMP_TAP ) );
//    ruleRegistry.addRule( new RuleContractedTransform( PlanPhase.PreResolve, new NoOpPipeExpression() ) );

    RuleResult ruleResult = new RuleExec( ruleRegistry ).executeRulePhase( PlanPhase.PreResolveAssembly, plannerContext, new RuleResult( new StandardElementGraph() ) );
    FlowElementGraph flowElementGraph = ruleResult.getAssemblyGraph();

    SubGraphIterator iterator = new ExpressionSubGraphIterator(
      new PlannerContext(),
      new NoGroupTapExpressionGraph(),
      new TapGroupTapExpressionGraph(),
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    ruleRegistry.addRule( new RemoveNoOpPipeTransformer() );

    FlowElementGraph elementGraph = new HashJoinMergeIntoHashJoinStreamedStreamedMergeGraph();
//    FlowElementGraph elementGraph = new HashJoinAroundHashJoinLeftMostGraph();
    RuleResult ruleResult = new RuleExec( ruleRegistry ).executeRulePhase( PlanPhase.PreResolveAssembly, plannerContext, new RuleResult( elementGraph ) );
    FlowElementGraph flowElementGraph = ruleResult.getAssemblyGraph();

    flowElementGraph.writeDOT( getPlanPath() + "/mergejoin.dot" );

    ContractedTransformer transformer = new ContractedTransformer( new TestNoGroupTapExpressionGraph() );
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    ruleExec.enableTransformTracing( getPlanPath() );

    PlannerContext plannerContext = new PlannerContext( ruleRegistry );

    RuleResult ruleResult = ruleExec.exec( plannerContext, elementGraph );
    }
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    PlannerContext plannerContext = new PlannerContext( ruleRegistry );

    ruleRegistry.addRule( new RemoveNoOpPipeTransformer() );

    RuleResult ruleResult = new RuleExec( ruleRegistry ).executeRulePhase( PlanPhase.PreResolveAssembly, plannerContext, new RuleResult( elementGraph ) );
    FlowElementGraph flowElementGraph = ruleResult.getAssemblyGraph();

    flowElementGraph.writeDOT( getPlanPath() + "/node.dot" );

    ExpressionSubGraphIterator iterator = new ExpressionSubGraphIterator(
      new PlannerContext(),
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    ruleRegistry.addRule( new RuleAssert( PlanPhase.PreResolveAssembly, new LoneGroupExpression(), "lone group assertion" ) );
    ruleRegistry.addRule( new RuleInsertionTransformer( PlanPhase.PreResolveAssembly, new TestGroupGroupExpression(), IntermediateTapElementFactory.TEMP_TAP ) );

    try
      {
      new RuleExec( ruleRegistry ).executeRulePhase( PlanPhase.PreResolveAssembly, plannerContext, new RuleResult( new LoneGroupAssertionGraph() ) );
      fail();
      }
    catch( PlannerException exception )
      {
      // do nothing
      }

    new RuleExec( ruleRegistry ).executeRulePhase( PlanPhase.PreResolveAssembly, plannerContext, new RuleResult( new HashJoinSameSourceGraph() ) );
    }
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      ruleExec.enableTransformTracing( transformPath );

      PlannerContext plannerContext = new PlannerContext( ruleRegistry, this, flowDef, flow, transformPath != null );

      RuleResult ruleResult = ruleExec.exec( plannerContext, flowElementGraph );

      LOG.info( "executed rule registry: {}, completed in: {}", ruleRegistry.getName(), formatDurationFromMillis( ruleResult.getDuration() ) );

      writeTracePlan( nameOrID, "1-completed-flow-element-graph", ruleResult.getAssemblyGraph() );

      writeStats( plannerContext, nameOrID, ruleResult );

      verifyResult( ruleResult );

      FlowElementGraph finalFlowElementGraph = ruleResult.getAssemblyGraph();
      Map<ElementGraph, List<? extends ElementGraph>> stepToNodes = ruleResult.getStepToNodeGraphMap();
      Map<ElementGraph, List<? extends ElementGraph>> nodeToPipeline = ruleResult.getNodeToPipelineGraphMap();

      FlowStepGraph flowStepGraph = new FlowStepGraph( transformPath, this, finalFlowElementGraph, stepToNodes, nodeToPipeline );

      writeTracePlan( nameOrID, "2-completed-flow-step-graph", flowStepGraph );
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Related Classes of cascading.flow.planner.rule.RuleResult

  • cascading.flow.iso.IsomorphismTest
  • cascading.flow.planner.FlowPlanner
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