Name

adams.flow.transformer.RTransformer

Synopsis

Carries out an r command on the token passed in. The input can be accessed via 'X'.
Variables are supported as well, e.g. pow(X,@{exp}) with '@{exp}' being a variable available at execution time.
Returns a result from R.

Additional information

Flow input/output:
- input: java.lang.Integer, java.lang.String, java.lang.Double, java.lang.Double[], java.lang.Double[][], adams.data.spreadsheet.SpreadSheet
- output: java.lang.Integer

Options

• loggingLevel
  

  The logging level for outputting errors and debugging output.

  command-line	-logging-level <OFF|SEVERE|WARNING|INFO|CONFIG|FINE|FINER|FINEST>
  default	WARNING
  min-user-mode	Expert

  
  
• name
  

  The name of the actor.

  command-line	-name <java.lang.String>
  default	RTransformer

  
  
• annotations
  

  The annotations to attach to this actor.

  command-line	-annotation <adams.core.base.BaseAnnotation>
  default

  
  
• skip
  

  If set to true, transformation is skipped and the input token is just forwarded as it is.

  command-line	-skip <boolean>
  default	false

  
  
• stopFlowOnError
  

  If set to true, the flow execution at this level gets stopped in case this actor encounters an error; the error gets propagated; useful for critical actors.

  command-line	-stop-flow-on-error <boolean>
  default	false
  min-user-mode	Expert

  
  
• silent
  

  If enabled, then no errors are output in the console; Note: the enclosing actor handler must have this enabled as well.

  command-line	-silent <boolean>
  default	false
  min-user-mode	Expert

  
  
• scriptFile
  

  The script file to load and execute.

  command-line	-script-file <adams.core.io.PlaceholderFile>
  default	${CWD}

  
  
• encoding
  

  The type of encoding to use when loading the script file.

  command-line	-encoding <adams.core.base.BaseCharset>
  default	Default

  
  
• inlineScript
  

  Script to pass into r. The input value can be accessed via 'X'.

  command-line	-script <adams.core.scripting.RScript>
  default

  
  
• scriptContainsPlaceholder
  

  Set this to true to enable automatic placeholder expansion in the script.

  command-line	-placeholder <boolean>
  default	false

  
  
• scriptContainsVariable
  

  Set this to true to enable automatic variable expansion in the script.

  command-line	-variable <boolean>
  default	false

  
  
• lineByLine
  

  If enabled, the script gets split into lines and evaluated one line at a time (useful for debugging).

  command-line	-line-by-line <boolean>
  default	true

  
  
• returnType
  

  Data type of returned object

  command-line	-return-type <Integer|Double|DoubleArray|DoubleMatrix|String|DataFrame>
  default	Integer

  
  
• dataFrameColumns
  

  The comma-separated list of dataframe column names to return only (if return type is DataFrame)

  command-line	-data-frame-columns <java.lang.String>
  default