adams.flow.source
Class SingleURLSupplier

java.lang.Object
  adams.core.ConsoleObject
      adams.core.option.AbstractOptionHandler
          adams.flow.core.AbstractActor
              adams.flow.source.AbstractSource
                  adams.flow.source.SingleURLSupplier

All Implemented Interfaces:

AdditionalInformationHandler, CleanUpHandler, Debuggable, DebugOutputHandler, Destroyable, OptionHandler, QuickInfoSupporter, ShallowCopySupporter<AbstractActor>, SizeOfHandler, Stoppable, VariableChangeListener, ErrorHandler, OutputProducer, Serializable, Comparable

public class SingleURLSupplier
extends AbstractSource

Supplies a single URL (uniform resource locator).

Input/output:
- generates:
java.net.URL

Valid options are:

-D <int> (property: debugLevel)
    The greater the number the more additional info the scheme may output to
    the console (0 = off).
    default: 0
    minimum: 0
 

-name <java.lang.String> (property: name)
    The name of the actor.
    default: SingleURLSupplier
 

-annotation <adams.core.base.BaseText> (property: annotations)
    The annotations to attach to this actor.
    default:
 

-skip (property: skip)
    If set to true, transformation is skipped and the input token is just forwarded
    as it is.
 

-url <adams.core.base.BaseURL> (property: URL)
    The URL (uniform resource locator) to supply.
    default: http://localhost
 

Version:

$Revision: 4584 $

Author:

fracpete (fracpete at waikato dot ac dot nz)

See Also:

Serialized Form

Field Summary

protected Token	m_OutputToken the output token.
protected BaseURL	m_URL the URL to broadcast.

Fields inherited from class adams.flow.core.AbstractActor

FILE_EXTENSION, FILE_EXTENSION_GZ, m_Annotations, m_BackupState, m_DetectedObjectVariables, m_DetectedVariables, m_ErrorHandler, m_Executed, m_FullName, m_Headless, m_Name, m_Parent, m_Root, m_Self, m_Skip, m_StopFlowOnError, m_StopMessage, m_Stopped, m_StorageHandler, m_VariablesUpdated

Fields inherited from class adams.core.option.AbstractOptionHandler

m_DebugLevel, m_OptionManager

Constructor Summary

SingleURLSupplier()

Method Summary

void	defineOptions() Adds options to the internal list of options.
protected String	doExecute() Executes the flow item.
Class[]	generates() Returns the class of objects that it generates.
String	getQuickInfo() Returns a quick info about the actor, which will be displayed in the GUI.
BaseURL	getURL() Returns the URL to broadcast.
String	globalInfo() Returns a string describing the object.
boolean	hasPendingOutput() Checks whether there is pending output to be collected after executing the flow item.
Token	output() Returns the generated token.
void	setURL(BaseURL value) Sets the URL to broadcast.
String	URLTipText() Returns the tip text for this property.
void	wrapUp() Cleans up after the execution has finished.

Methods inherited from class adams.flow.core.AbstractActor

annotationsTipText, backupState, canInspectOptions, canPerformSetUpCheck, cleanUp, compareTo, debug, destroy, equals, execute, findVariables, findVariables, findVariables, forceVariables, forCommandLine, forName, getAdditionalInformation, getAnnotations, getDefaultName, getDetectedVariables, getErrorHandler, getFlowActors, getFullName, getName, getNextSibling, getParent, getPreviousSibling, getRoot, getSkip, getStopFlowOnError, getStopMessage, getStorageHandler, getVariables, handleError, hasErrorHandler, hasStopMessage, index, initialize, isBackedUp, isExecuted, isFinished, isHeadless, isStopped, nameTipText, performSetUpChecks, postExecute, preExecute, pruneBackup, pruneBackup, reset, restoreState, setAnnotations, setErrorHandler, setHeadless, setName, setParent, setSkip, setStopFlowOnError, setUp, setVariables, shallowCopy, shallowCopy, sizeOf, skipTipText, stopExecution, stopExecution, stopFlowOnErrorTipText, updateDetectedVariables, updatePrefix, updateVariables, variableChanged

Methods inherited from class adams.core.option.AbstractOptionHandler

cleanUpOptions, debug, debugLevelTipText, finishInit, getDebugLevel, getOptionManager, isDebugOn, newOptionManager, setDebugLevel, toCommandLine, toString

Methods inherited from class adams.core.ConsoleObject

getDebugging, getSystemErr, getSystemOut

Methods inherited from class java.lang.Object

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

Field Detail

m_URL

protected BaseURL m_URL

the URL to broadcast.

m_OutputToken

protected Token m_OutputToken

the output token.

Constructor Detail

SingleURLSupplier

public SingleURLSupplier()

Method Detail

globalInfo

public String globalInfo()

Returns a string describing the object.

Specified by:

globalInfo in class AbstractOptionHandler

Returns:

a description suitable for displaying in the gui

defineOptions

public void defineOptions()

Adds options to the internal list of options.

Specified by:

defineOptions in interface OptionHandler

Overrides:

defineOptions in class AbstractActor

getQuickInfo

public String getQuickInfo()

Returns a quick info about the actor, which will be displayed in the GUI.

Specified by:

getQuickInfo in interface QuickInfoSupporter

Overrides:

getQuickInfo in class AbstractActor

Returns:

null if no info available, otherwise short string

generates

public Class[] generates()

Returns the class of objects that it generates.

Returns:

java.net.URL.class

setURL

public void setURL(BaseURL value)

Sets the URL to broadcast.

Parameters:

value - the URL

getURL

public BaseURL getURL()

Returns the URL to broadcast.

Returns:

the URL

URLTipText

public String URLTipText()

Returns the tip text for this property.

Returns:

tip text for this property suitable for displaying in the GUI or for listing the options.

doExecute

protected String doExecute()

Executes the flow item.

Specified by:

doExecute in class AbstractActor

Returns:

always null

output

public Token output()

Returns the generated token.

Returns:

the generated token

hasPendingOutput

public boolean hasPendingOutput()

Checks whether there is pending output to be collected after executing the flow item.

Returns:

true if there is pending output

wrapUp

public void wrapUp()

Cleans up after the execution has finished.

Overrides:

wrapUp in class AbstractActor