PreserveColumnLayer

java.lang.Object

com.illumon.iris.db.v2.select.analyzers.SelectAndViewAnalyzer

com.illumon.iris.db.v2.select.analyzers.DependencyLayerBase

com.illumon.iris.db.v2.select.analyzers.PreserveColumnLayer

All Implemented Interfaces:: com.fishlib.base.log.LogOutputAppendable

public final class PreserveColumnLayer
extends DependencyLayerBase

A layer that copies a column from our input to our output.

Nested Class Summary

Nested classes/interfaces inherited from class com.illumon.iris.db.v2.select.analyzers.SelectAndViewAnalyzer
SelectAndViewAnalyzer.ImmediateJobScheduler, SelectAndViewAnalyzer.JobScheduler, SelectAndViewAnalyzer.LiveTableMonitorJobScheduler, SelectAndViewAnalyzer.Mode, SelectAndViewAnalyzer.SelectLayerCompletionHandler, SelectAndViewAnalyzer.TableMapTransformJobScheduler, SelectAndViewAnalyzer.UpdateHelper

Method Summary

Modifier and Type	Method	Description
`com.fishlib.base.log.LogOutput`	`append(com.fishlib.base.log.LogOutput logOutput)`
`void`	`applyUpdate(ShiftAwareListener.Update upstream, ReadOnlyIndex toClear, SelectAndViewAnalyzer.UpdateHelper helper, SelectAndViewAnalyzer.JobScheduler jobScheduler, SelectAndViewAnalyzer.SelectLayerCompletionHandler onCompletion)`	Apply this update to this SelectAndViewAnalyzer.
`void`	`startTrackingPrev()`

Methods inherited from class com.illumon.iris.db.v2.select.analyzers.DependencyLayerBase

getInner, updateColumnDefinitionsFromTopLayer

Methods inherited from class com.illumon.iris.db.v2.select.analyzers.SelectAndViewAnalyzer

calcEffects, create, futureCompletionHandler, getAllColumnSources, getNewColumnSources, getPublishedColumnSources, setAllNewColumns, toString

Methods inherited from class java.lang.Object

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

Method Details
- applyUpdate
  
  public void applyUpdate(ShiftAwareListener.Update upstream, ReadOnlyIndex toClear, SelectAndViewAnalyzer.UpdateHelper helper, SelectAndViewAnalyzer.JobScheduler jobScheduler, SelectAndViewAnalyzer.SelectLayerCompletionHandler onCompletion)
  
  Description copied from class: SelectAndViewAnalyzer
  
  Apply this update to this SelectAndViewAnalyzer.
  
  Specified by:
  
  applyUpdate in class SelectAndViewAnalyzer
  
  Parameters:
  
  upstream - the upstream update
  
  toClear - rows that used to exist and no longer exist
  
  helper - convenience class that memoizes reusable calculations for this update
  
  onCompletion - called when an inner column is complete, the outer layer should pass the completion on to other layers and if it all of it's dependencies have been satisfied schedule execution of that column update
- startTrackingPrev
  
  public void startTrackingPrev()
  
  Specified by:
  
  startTrackingPrev in class SelectAndViewAnalyzer
- append
  
  public com.fishlib.base.log.LogOutput append(com.fishlib.base.log.LogOutput logOutput)