Package org.apache.nemo.examples.beam

Class AlternatingLeastSquare.TrainingDataCombiner

  • All Implemented Interfaces:
    java.io.Serializable, org.apache.beam.sdk.transforms.CombineFnBase.GlobalCombineFn<org.apache.beam.sdk.values.KV<int[],​float[]>,​java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>>,​org.apache.beam.sdk.values.KV<int[],​float[]>>, org.apache.beam.sdk.transforms.display.HasDisplayData
    Enclosing class:
    AlternatingLeastSquare
    public static final class AlternatingLeastSquare.TrainingDataCombiner
extends org.apache.beam.sdk.transforms.Combine.CombineFn<org.apache.beam.sdk.values.KV<int[],​float[]>,​java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>>,​org.apache.beam.sdk.values.KV<int[],​float[]>>
    Combiner for the training data.
    See Also:
    Serialized Form

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>> addInput​(java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>> accumulator, org.apache.beam.sdk.values.KV<int[],​float[]> value)  
      java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>> createAccumulator()  
      org.apache.beam.sdk.values.KV<int[],​float[]> extractOutput​(java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>> accumulator)  
      java.lang.reflect.TypeVariable<?> getAccumTVariable()  
      org.apache.beam.sdk.coders.Coder<AccumT> getAccumulatorCoder​(org.apache.beam.sdk.coders.CoderRegistry arg0, org.apache.beam.sdk.coders.Coder<InputT> arg1)  
      org.apache.beam.sdk.coders.Coder<OutputT> getDefaultOutputCoder​(org.apache.beam.sdk.coders.CoderRegistry arg0, org.apache.beam.sdk.coders.Coder<InputT> arg1)  
      java.lang.String getIncompatibleGlobalWindowErrorMessage()  
      java.lang.reflect.TypeVariable<?> getInputTVariable()  
      java.lang.reflect.TypeVariable<?> getOutputTVariable()  
      java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>> mergeAccumulators​(java.lang.Iterable<java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>>> accumulators)  
      void populateDisplayData​(org.apache.beam.sdk.transforms.display.DisplayData.Builder arg0)  

      • Methods inherited from class org.apache.beam.sdk.transforms.Combine.CombineFn

        apply, compact, defaultValue, getInputType, getOutputType

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • TrainingDataCombiner

        public TrainingDataCombiner()

    • Method Detail

      • createAccumulator

        public java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>> createAccumulator()
        Specified by:
        createAccumulator in class org.apache.beam.sdk.transforms.Combine.CombineFn<org.apache.beam.sdk.values.KV<int[],​float[]>,​java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>>,​org.apache.beam.sdk.values.KV<int[],​float[]>>

      • addInput

        public java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>> addInput​(java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>> accumulator,
                                                                                   org.apache.beam.sdk.values.KV<int[],​float[]> value)
        Specified by:
        addInput in class org.apache.beam.sdk.transforms.Combine.CombineFn<org.apache.beam.sdk.values.KV<int[],​float[]>,​java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>>,​org.apache.beam.sdk.values.KV<int[],​float[]>>

      • mergeAccumulators

        public java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>> mergeAccumulators​(java.lang.Iterable<java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>>> accumulators)
        Specified by:
        mergeAccumulators in class org.apache.beam.sdk.transforms.Combine.CombineFn<org.apache.beam.sdk.values.KV<int[],​float[]>,​java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>>,​org.apache.beam.sdk.values.KV<int[],​float[]>>

      • extractOutput

        public org.apache.beam.sdk.values.KV<int[],​float[]> extractOutput​(java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>> accumulator)
        Specified by:
        extractOutput in class org.apache.beam.sdk.transforms.Combine.CombineFn<org.apache.beam.sdk.values.KV<int[],​float[]>,​java.util.List<org.apache.beam.sdk.values.KV<int[],​float[]>>,​org.apache.beam.sdk.values.KV<int[],​float[]>>

      • getAccumulatorCoder

        public org.apache.beam.sdk.coders.Coder<AccumT> getAccumulatorCoder​(org.apache.beam.sdk.coders.CoderRegistry arg0,
                                                                    org.apache.beam.sdk.coders.Coder<InputT> arg1)
                                                             throws org.apache.beam.sdk.coders.CannotProvideCoderException
        Specified by:
        getAccumulatorCoder in interface org.apache.beam.sdk.transforms.CombineFnBase.GlobalCombineFn<InputT extends java.lang.Object,​AccumT extends java.lang.Object,​OutputT extends java.lang.Object>
        Throws:
        org.apache.beam.sdk.coders.CannotProvideCoderException

      • getDefaultOutputCoder

        public org.apache.beam.sdk.coders.Coder<OutputT> getDefaultOutputCoder​(org.apache.beam.sdk.coders.CoderRegistry arg0,
                                                                       org.apache.beam.sdk.coders.Coder<InputT> arg1)
                                                                throws org.apache.beam.sdk.coders.CannotProvideCoderException
        Specified by:
        getDefaultOutputCoder in interface org.apache.beam.sdk.transforms.CombineFnBase.GlobalCombineFn<InputT extends java.lang.Object,​AccumT extends java.lang.Object,​OutputT extends java.lang.Object>
        Throws:
        org.apache.beam.sdk.coders.CannotProvideCoderException

      • getIncompatibleGlobalWindowErrorMessage

        public java.lang.String getIncompatibleGlobalWindowErrorMessage()
        Specified by:
        getIncompatibleGlobalWindowErrorMessage in interface org.apache.beam.sdk.transforms.CombineFnBase.GlobalCombineFn<InputT extends java.lang.Object,​AccumT extends java.lang.Object,​OutputT extends java.lang.Object>

      • getInputTVariable

        public java.lang.reflect.TypeVariable<?> getInputTVariable()

      • getAccumTVariable

        public java.lang.reflect.TypeVariable<?> getAccumTVariable()

      • getOutputTVariable

        public java.lang.reflect.TypeVariable<?> getOutputTVariable()

      • populateDisplayData

        public void populateDisplayData​(org.apache.beam.sdk.transforms.display.DisplayData.Builder arg0)
        Specified by:
        populateDisplayData in interface org.apache.beam.sdk.transforms.display.HasDisplayData