Class ScpFrom

  • All Implemented Interfaces:
    AdditionalInformationHandler, CleanUpHandler, Destroyable, GlobalInfoSupporter, LoggingLevelHandler, LoggingSupporter, OptionHandler, QuickInfoSupporter, ShallowCopySupporter<Actor>, SizeOfHandler, Stoppable, StoppableWithFeedback, TechnicalInformationHandler, VariablesInspectionHandler, VariableChangeListener, Actor, ErrorHandler, InputConsumer, OutputProducer, Serializable, Comparable

    public class ScpFrom
    extends AbstractTransformer
    implements TechnicalInformationHandler
    Downloads a remote file and forwards the local file name using secure copy (SCP).

    For more information see:

    (2011). JSch - JSch is a pure Java implementation of SSH2..

    Input/output:
    - accepts:
       java.lang.String
    - generates:
       java.lang.String


    -logging-level <OFF|SEVERE|WARNING|INFO|CONFIG|FINE|FINER|FINEST> (property: loggingLevel)
        The logging level for outputting errors and debugging output.
        default: WARNING
     
    -name <java.lang.String> (property: name)
        The name of the actor.
        default: ScpFrom
     
    -annotation <adams.core.base.BaseAnnotation> (property: annotations)
        The annotations to attach to this actor.
        default: 
     
    -skip <boolean> (property: skip)
        If set to true, transformation is skipped and the input token is just forwarded 
        as it is.
        default: false
     
    -stop-flow-on-error <boolean> (property: 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.
        default: false
     
    -silent <boolean> (property: silent)
        If enabled, then no errors are output in the console; Note: the enclosing 
        actor handler must have this enabled as well.
        default: false
     
    -remote-dir <java.lang.String> (property: remoteDir)
        The remote directory to download the file from.
        default: 
     
    -output-dir <adams.core.io.PlaceholderDirectory> (property: outputDirectory)
        The directory to store the downloaded files in.
        default: ${CWD}
     
    Author:
    fracpete (fracpete at waikato dot ac dot nz)
    See Also:
    Serialized Form
    • Field Detail

      • m_RemoteDir

        protected String m_RemoteDir
        the directory to list.
      • m_Connection

        protected SSHConnection m_Connection
        the SSH connection to use.
    • Constructor Detail

      • ScpFrom

        public ScpFrom()
    • Method Detail

      • getTechnicalInformation

        public TechnicalInformation getTechnicalInformation()
        Returns an instance of a TechnicalInformation object, containing detailed information about the technical background of this class, e.g., paper reference or book this class is based on.
        Specified by:
        getTechnicalInformation in interface TechnicalInformationHandler
        Returns:
        the technical information about this class
      • setRemoteDir

        public void setRemoteDir​(String value)
        Sets the remote directory.
        Parameters:
        value - the remote directory
      • getRemoteDir

        public String getRemoteDir()
        Returns the remote directory.
        Returns:
        the remote directory.
      • remoteDirTipText

        public String remoteDirTipText()
        Returns the tip text for this property.
        Returns:
        tip text for this property suitable for displaying in the GUI or for listing the options.
      • setOutputDirectory

        public void setOutputDirectory​(PlaceholderDirectory value)
        Sets the directory to store the downloaded files in.
        Parameters:
        value - the directory
      • getOutputDirectory

        public PlaceholderDirectory getOutputDirectory()
        Returns the directory to store the downloaded files in.
        Returns:
        the directory
      • outputDirectoryTipText

        public String outputDirectoryTipText()
        Returns the tip text for this property.
        Returns:
        tip text for this property suitable for displaying in the GUI or for listing the options.
      • accepts

        public Class[] accepts()
        Returns the class that the consumer accepts.
        Specified by:
        accepts in interface InputConsumer
        Returns:
        the Class of objects that can be processed
      • generates

        public Class[] generates()
        Returns the class of objects that it generates.
        Specified by:
        generates in interface OutputProducer
        Returns:
        the Class of the generated tokens
      • doExecute

        protected String doExecute()
        Executes the flow item.
        Specified by:
        doExecute in class AbstractActor
        Returns:
        null if everything is fine, otherwise error message