tsdb.iterator

Class ProjectionIterator

java.lang.Object

tsdb.util.iterator.TsIterator

tsdb.util.iterator.InputIterator

tsdb.iterator.ProjectionIterator

All Implemented Interfaces:

java.util.Iterator<TsEntry>, ProcessingChainEntry, ProcessingChainNode, ProcessingChainSupplier

public class ProjectionIterator
extends InputIterator

converts input schema to output schema output schema needs to be subset of input schema (with arbitrary order)

Field Summary

Fields inherited from class tsdb.util.iterator.InputIterator

input_iterator

Fields inherited from class tsdb.util.iterator.TsIterator

schema

Constructor Summary

Constructors

Constructor and Description
ProjectionIterator(TsIterator input_iterator, java.lang.String[] outputSchema)

Method Summary

Modifier and Type	Method and Description
static TsSchema	createSchema(TsSchema tsSchema, java.lang.String[] outputSchema)
TsEntry	next()

Methods inherited from class tsdb.util.iterator.InputIterator

getProcessingChain, hasNext

Methods inherited from class tsdb.util.iterator.TsIterator

getNames, getSchema, isLive, isNotLive, toSchemas, toString, toTimeSeries, toTimestampSeries, writeConsole, writeConsole, writeCSV

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining, remove

Methods inherited from interface tsdb.util.processingchain.ProcessingChainNode

getProcessingTitle

Methods inherited from interface tsdb.util.processingchain.ProcessingChainEntry

createUnknown, of

Methods inherited from interface tsdb.util.processingchain.ProcessingChainSupplier

createUnknown

Constructor Detail

ProjectionIterator

public ProjectionIterator(TsIterator input_iterator,
                          java.lang.String[] outputSchema)

Method Detail

createSchema

public static TsSchema createSchema(TsSchema tsSchema,
                                    java.lang.String[] outputSchema)

next

public TsEntry next()