Name

adams.flow.standalone.DirWatch

Synopsis

Watches for file changes in a directory and forwards the affected files.

Additional information

Flow input/output:
-standalone-
Actor handler information:
- Actor execution: SEQUENTIAL
- Standalones allowed: true
- Source allowed: true
- Forwards input: true

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	DirWatch

  
  
• 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

  
  
• noDiscard
  

  If enabled, no change event gets discarded; CAUTION: enabling this option can slow down the system significantly.

  command-line	-no-discard <boolean>
  default	false

  
  
• actors
  

  The actors to execute in case of a change event.

  command-line	-actor <adams.flow.core.Actor> [-actor ...]
  default

  
  
• source
  

  The directory to watch.

  command-line	-source <adams.core.io.PlaceholderDirectory>
  default	${CWD}

  
  
• events
  

  The kind of events to report.

  command-line	-event <CREATE|MODIFY|DELETE> [-event ...]
  default	CREATE

  
  
• waitPoll
  

  The number of milli-seconds to wait before polling again whether files have arrived.

  command-line	-wait-poll <int>
  default	50
  minimum	0

  
  
• regExp
  

  The regular expression that the file names must match (name only, not path).

  command-line	-reg-exp <adams.core.base.BaseRegExp>
  default	.*
  more	https://docs.oracle.com/javase/tutorial/essential/regex/
  	https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/regex/Pattern.html

  
  
• moveFiles
  

  If enabled, the files get moved to the specified directory first before being transmitted (with their new filename).

  command-line	-move-files <boolean>
  default	false

  
  
• atomicMove
  

  If true, then an atomic move operation will be attempted (NB: not supported by all operating systems).

  command-line	-atomic-move <boolean>
  default	false

  
  
• target
  

  The directory to move the files to before transmitting their names.

  command-line	-target <adams.core.io.PlaceholderDirectory>
  default	${CWD}