Uses of Interface
com.pervasive.datarush.operators.StreamingMetadataContext

Packages that use StreamingMetadataContext

Package	Description
com.pervasive.datarush.analytics.arm	Provides common classes for Association Rule Mining (ARM).
com.pervasive.datarush.analytics.decisiontree.pruner	Provides the decision tree pruner operator and associated classes.
com.pervasive.datarush.analytics.naivebayes.predictor	Provides an implementation of a Naive Bayes predictor.
com.pervasive.datarush.analytics.pmml	Provides shared and base classes for PMML model representation of Analytics algorithms.
com.pervasive.datarush.analytics.regression	Provides utility, PMML and other classes for shared use by regression related entities.
com.pervasive.datarush.analytics.stats	Provides various statistics, Data Summarizer, and Data Quality Analyzer.
com.pervasive.datarush.analytics.svm.learner	Provides an implementation of an SVM learner.
com.pervasive.datarush.analytics.svm.predictor	Provides an implementation of an SVM predictor.
com.pervasive.datarush.analytics.text	Provides various unstructured text processing operators.
com.pervasive.datarush.analytics.util	Provides some (internal) utility classes for Analytics.
com.pervasive.datarush.matching.block	Provides operators for generating possible candidate pairs.
com.pervasive.datarush.operators	Provides classes and interfaces for developing dataflow operators.
com.pervasive.datarush.operators.assertion	Provides operators for making assertions on flows and files.
com.pervasive.datarush.operators.io	Provides base file I/O components including encoders and decoders.
com.pervasive.datarush.operators.io.jdbc	Provides operators for reading from JDBC sources and writing to JDBC targets.
com.pervasive.datarush.operators.io.paraccel
com.pervasive.datarush.operators.io.staging	Provides operators for reading and writing DataRush staging datasets.
com.pervasive.datarush.operators.io.textfile	Provides operators for reading and writing text data.
com.pervasive.datarush.operators.join	Provides operators for joining together two data sets into a single one.
com.pervasive.datarush.operators.model	Provides operators for handling models.
com.pervasive.datarush.operators.partition	Provides operators for partitioning and unpartitioning flows of data.
com.pervasive.datarush.operators.record	Provides operators for manipulating record structure.
com.pervasive.datarush.operators.scripting	Provides the RunScript operator for running user-defined scripts on the rows of an input record flow.
com.pervasive.datarush.operators.select	Provides operators for selecting a subset of the data set.
com.pervasive.datarush.operators.sink	Provides the LogRows operator for writing debugging information about a flow to the logging API.
com.pervasive.datarush.operators.sort	Provides operators for sorting and manipulating sorted flows.
com.pervasive.datarush.operators.source	Provides operators for generating data tokens in various ways.
com.pervasive.datarush.operators.string	Provides operators for operating on string values in records.
com.pervasive.datarush.ports.record	Provides implementations of port objects related to the flow of record sets between operators.

Uses of StreamingMetadataContext in com.pervasive.datarush.analytics.arm

Methods in com.pervasive.datarush.analytics.arm with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	ConvertARMModel.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.analytics.decisiontree.pruner

Methods in com.pervasive.datarush.analytics.decisiontree.pruner with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	DecisionTreePruner.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.analytics.naivebayes.predictor

Methods in com.pervasive.datarush.analytics.naivebayes.predictor with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	NaiveBayesPredictor.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.analytics.pmml

Methods in com.pervasive.datarush.analytics.pmml with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	WritePMML.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.analytics.regression

Methods in com.pervasive.datarush.analytics.regression with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	SumOfSquares.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.analytics.stats

Methods in com.pervasive.datarush.analytics.stats with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	Rank.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.analytics.svm.learner

Methods in com.pervasive.datarush.analytics.svm.learner with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	SVMLearner.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.analytics.svm.predictor

Methods in com.pervasive.datarush.analytics.svm.predictor with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	SVMPredictor.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.analytics.text

Methods in com.pervasive.datarush.analytics.text with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	TextTokenizer.computeMetadata(StreamingMetadataContext ctx)
protected void	TextStemmer.computeMetadata(StreamingMetadataContext ctx)
protected void	TextFrequencyFilter.computeMetadata(StreamingMetadataContext ctx)
protected void	GenerateBagOfWords.computeMetadata(StreamingMetadataContext ctx)
protected void	FilterText.computeMetadata(StreamingMetadataContext ctx)
protected void	ExpandTextTokens.computeMetadata(StreamingMetadataContext ctx)
protected void	ExpandTextFrequency.computeMetadata(StreamingMetadataContext ctx)
protected void	DictionaryFilter.computeMetadata(StreamingMetadataContext ctx)
protected void	CountTokens.computeMetadata(StreamingMetadataContext ctx)
protected void	ConvertTextCase.computeMetadata(StreamingMetadataContext ctx)
protected void	CalculateWordFrequency.computeMetadata(StreamingMetadataContext ctx)
protected void	CalculateNGramFrequency.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.analytics.util

Methods in com.pervasive.datarush.analytics.util with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	AbstractPredictor.computeMetadata(StreamingMetadataContext ctx) Default implementation of computeMetadata.

Uses of StreamingMetadataContext in com.pervasive.datarush.matching.block

Methods in com.pervasive.datarush.matching.block with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	GroupPairsSortedRows.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.operators

Methods in com.pervasive.datarush.operators with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected abstract void	StreamingOperator.computeMetadata(StreamingMetadataContext ctx) Implementations must adhere to the following contracts
void	OperatorProxies.StreamingOperatorProxy.computeMetadata(StreamingMetadataContext ctx) Public only as a matter of implementation; not intended for external use
protected abstract void	DeferredCompositeOperator.computeMetadata(StreamingMetadataContext ctx) Implementations must adhere to all of the contracts specified by StreamingOperator.computeMetadata(com.pervasive.datarush.operators.StreamingMetadataContext).
protected void	DeferredCompositeOperator.computeOutputTypes(StreamingMetadataContext ctx) Convenience method that implementations of computeMetadata may use in order to compute the output types.

Uses of StreamingMetadataContext in com.pervasive.datarush.operators.assertion

Methods in com.pervasive.datarush.operators.assertion with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	AssertSorted.computeMetadata(StreamingMetadataContext ctx)
protected void	AssertPredicate.computeMetadata(StreamingMetadataContext ctx)
protected void	AssertMetadata.computeMetadata(StreamingMetadataContext ctx)
protected void	AssertEqual.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.operators.io

Methods in com.pervasive.datarush.operators.io with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	WriteSink.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.operators.io.jdbc

Methods in com.pervasive.datarush.operators.io.jdbc with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	InitializeSQLWorker.computeMetadata(StreamingMetadataContext ctx)
protected void	FinalizeSQLWorker.computeMetadata(StreamingMetadataContext ctx)
protected void	AbstractWriteToJDBC.AbstractWriteToJDBCWorker.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.operators.io.paraccel

Methods in com.pervasive.datarush.operators.io.paraccel with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	InitializeWorkerBase.computeMetadata(StreamingMetadataContext ctx)
protected void	CompletionWorkerBase.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.operators.io.staging

Methods in com.pervasive.datarush.operators.io.staging with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	ForceStaging.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.operators.io.textfile

Methods in com.pervasive.datarush.operators.io.textfile with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	ParseTextFields.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.operators.join

Methods in com.pervasive.datarush.operators.join with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	UnionAll.computeMetadata(StreamingMetadataContext ctx) This operator can execute in parallel.
protected void	FilterExistJoinProcess.computeMetadata(StreamingMetadataContext ctx)
protected void	CrossJoin.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.operators.model

Methods in com.pervasive.datarush.operators.model with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	PutModel.computeMetadata(StreamingMetadataContext ctx)
protected void	MergeModel.computeMetadata(StreamingMetadataContext ctx)
protected void	GetModel.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.operators.partition

Methods in com.pervasive.datarush.operators.partition with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	PartitionHint.computeMetadata(StreamingMetadataContext ctx)
protected void	GatherHint.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.operators.record

Methods in com.pervasive.datarush.operators.record with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	RemapFields.computeMetadata(StreamingMetadataContext ctx)
protected void	MergeFields.computeMetadata(StreamingMetadataContext ctx)
protected void	FilterFields.computeMetadata(StreamingMetadataContext ctx)
protected void	DeriveFields.computeMetadata(StreamingMetadataContext ctx)
protected void	ColumnsToRows.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.operators.scripting

Methods in com.pervasive.datarush.operators.scripting with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	RunScript.computeMetadata(StreamingMetadataContext ctx)
protected void	RunJavaScript.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.operators.select

Methods in com.pervasive.datarush.operators.select with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	FilterRows.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.operators.sink

Methods in com.pervasive.datarush.operators.sink with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	LogRows.computeMetadata(StreamingMetadataContext ctx)
protected void	CollectRecords.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.operators.sort

Methods in com.pervasive.datarush.operators.sort with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	Sort.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.operators.source

Methods in com.pervasive.datarush.operators.source with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	GenerateRepeatingCycle.computeMetadata(StreamingMetadataContext ctx)
protected void	GenerateRandom.computeMetadata(StreamingMetadataContext ctx)
protected void	GenerateConstant.computeMetadata(StreamingMetadataContext ctx)
protected void	GenerateArithmeticSequence.computeMetadata(StreamingMetadataContext ctx)
protected void	EmitRecords.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.operators.string

Methods in com.pervasive.datarush.operators.string with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
void	SplitField.computeMetadata(StreamingMetadataContext ctx)

Uses of StreamingMetadataContext in com.pervasive.datarush.ports.record

Methods in com.pervasive.datarush.ports.record with parameters of type StreamingMetadataContext

Modifier and Type	Method and Description
protected void	ExternalRecordSource.computeMetadata(StreamingMetadataContext ctx)
protected void	ExternalRecordSink.computeMetadata(StreamingMetadataContext ctx)