Package adams.flow.transformer

Class CollectionToArray

java.lang.Object

adams.core.logging.LoggingObject

adams.core.logging.CustomLoggingLevelObject

adams.core.option.AbstractOptionHandler

adams.flow.core.AbstractActor

adams.flow.transformer.AbstractTransformer

adams.flow.transformer.CollectionToArray

All Implemented Interfaces:

AdditionalInformationHandler, ClassCrossReference, CleanUpHandler, CrossReference, Destroyable, GlobalInfoSupporter, LoggingLevelHandler, LoggingSupporter, OptionHandler, QuickInfoSupporter, ShallowCopySupporter<Actor>, SizeOfHandler, Stoppable, StoppableWithFeedback, VariablesInspectionHandler, VariableChangeListener, Actor, ErrorHandler, InputConsumer, OutputProducer, Serializable, Comparable

public class CollectionToArray
extends AbstractTransformer
implements ClassCrossReference

Turns a collection of any type into an array.

See also:
adams.flow.transformer.ArrayToCollection

Input/output:
- accepts:
java.util.Collection
- generates:
adams.flow.core.Unknown

-logging-level <OFF|SEVERE|WARNING|INFO|CONFIG|FINE|FINER|FINEST> (property: loggingLevel)
    The logging level for outputting errors and debugging output.
    default: WARNING
    min-user-mode: Expert
 

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

-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
    min-user-mode: Expert
 

-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
    min-user-mode: Expert
 

-array-class <adams.core.base.BaseClassname> (property: arrayClass)
    The class to use for the array; if none is specified, the class of the first
    element is used.
    default:
 

Author:

fracpete (fracpete at waikato dot ac dot nz)

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected BaseClassname	m_ArrayClass	the class for the array.

Fields inherited from class adams.flow.transformer.AbstractTransformer

BACKUP_INPUT, BACKUP_OUTPUT, m_InputToken, m_OutputToken

Fields inherited from class adams.flow.core.AbstractActor

m_Annotations, m_BackupState, m_DetectedObjectVariables, m_DetectedVariables, m_ErrorHandler, m_Executed, m_Executing, m_ExecutionListeningSupporter, m_FullName, m_LoggingPrefix, m_Name, m_Parent, m_ScopeHandler, m_Self, m_Silent, m_Skip, m_StopFlowOnError, m_StopMessage, m_Stopped, m_StorageHandler, m_VariablesUpdated

Fields inherited from class adams.core.option.AbstractOptionHandler

m_OptionManager

Fields inherited from class adams.core.logging.LoggingObject

m_Logger, m_LoggingIsEnabled, m_LoggingLevel

Fields inherited from interface adams.flow.core.Actor

FILE_EXTENSION, FILE_EXTENSION_GZ

Constructor Summary

Constructors

Constructor	Description
CollectionToArray()	Default constructor.
CollectionToArray(BaseClassname cls)	Initializing with the specified class.
CollectionToArray(Class cls)	Initializing with the specified class.

Method Summary

Modifier and Type	Method	Description
Class[]	accepts()	Returns the class that the consumer accepts.
String	arrayClassTipText()	Returns the tip text for this property.
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.
BaseClassname	getArrayClass()	Returns the class for the array.
Class[]	getClassCrossReferences()	Returns the cross-referenced classes.
String	getQuickInfo()	Returns a quick info about the actor, which will be displayed in the GUI.
String	globalInfo()	Returns a string describing the object.
void	setArrayClass(BaseClassname value)	Sets the class for the array.

Methods inherited from class adams.flow.transformer.AbstractTransformer

backupState, currentInput, execute, hasInput, hasPendingOutput, input, output, postExecute, restoreState, wrapUp

Methods inherited from class adams.flow.core.AbstractActor

annotationsTipText, canInspectOptions, canPerformSetUpCheck, cleanUp, compareTo, configureLogger, destroy, equals, finalUpdateVariables, findVariables, findVariables, forceVariables, forCommandLine, forName, forName, getAdditionalInformation, getAnnotations, getDefaultName, getDetectedVariables, getErrorHandler, getFlowActors, getFlowExecutionListeningSupporter, getFullName, getName, getNextSibling, getParent, getParentComponent, getPreviousSibling, getRoot, getScopeHandler, getSilent, getSkip, getStopFlowOnError, getStopMessage, getStorageHandler, getVariables, handleError, handleException, hasErrorHandler, hasStopMessage, index, initialize, isBackedUp, isExecuted, isExecuting, isFinished, isHeadless, isStopped, nameTipText, performSetUpChecks, performVariableChecks, preExecute, pruneBackup, pruneBackup, reset, setAnnotations, setErrorHandler, setName, setParent, setSilent, setSkip, setStopFlowOnError, setUp, setVariables, shallowCopy, shallowCopy, silentTipText, sizeOf, skipTipText, stopExecution, stopExecution, stopFlowOnErrorTipText, updateDetectedVariables, updatePrefix, updateVariables, variableChanged

Methods inherited from class adams.core.option.AbstractOptionHandler

cleanUpOptions, finishInit, getDefaultLoggingLevel, getOptionManager, loggingLevelTipText, newOptionManager, setLoggingLevel, toCommandLine, toString

Methods inherited from class adams.core.logging.LoggingObject

getLogger, getLoggingLevel, initializeLogging, isLoggingEnabled

Methods inherited from class java.lang.Object

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

Methods inherited from interface adams.flow.core.Actor

cleanUp, compareTo, destroy, equals, findVariables, getAnnotations, getDefaultName, getDetectedVariables, getErrorHandler, getFlowExecutionListeningSupporter, getFullName, getName, getNextSibling, getParent, getParentComponent, getPreviousSibling, getRoot, getScopeHandler, getSilent, getSkip, getStopFlowOnError, getStopMessage, getStorageHandler, getVariables, handleError, hasErrorHandler, hasStopMessage, index, isExecuted, isFinished, isHeadless, isStopped, setAnnotations, setErrorHandler, setName, setParent, setSilent, setSkip, setStopFlowOnError, setUp, setVariables, shallowCopy, shallowCopy, sizeOf, stopExecution, stopExecution, toCommandLine, variableChanged

Methods inherited from interface adams.core.AdditionalInformationHandler

getAdditionalInformation

Methods inherited from interface adams.core.logging.LoggingLevelHandler

getLoggingLevel, setLoggingLevel

Methods inherited from interface adams.core.logging.LoggingSupporter

getLogger, isLoggingEnabled

Methods inherited from interface adams.core.option.OptionHandler

cleanUpOptions, getOptionManager

Methods inherited from interface adams.core.VariablesInspectionHandler

canInspectOptions

Field Detail

m_ArrayClass

protected BaseClassname m_ArrayClass

the class for the array.

Constructor Detail

CollectionToArray

public CollectionToArray()

Default constructor.

CollectionToArray

public CollectionToArray(Class cls)

Initializing with the specified class.

Parameters:

cls - the class to use

CollectionToArray

public CollectionToArray(BaseClassname cls)

Initializing with the specified class.

Parameters:

cls - the class to use

Method Detail

globalInfo

public String globalInfo()

Returns a string describing the object.

Specified by:

globalInfo in interface GlobalInfoSupporter

Specified by:

globalInfo in class AbstractOptionHandler

Returns:

a description suitable for displaying in the gui

getClassCrossReferences

public Class[] getClassCrossReferences()

Returns the cross-referenced classes.

Specified by:

getClassCrossReferences in interface ClassCrossReference

Returns:

the classes

defineOptions

public void defineOptions()

Adds options to the internal list of options.

Specified by:

defineOptions in interface OptionHandler

Overrides:

defineOptions in class AbstractActor

setArrayClass

public void setArrayClass(BaseClassname value)

Sets the class for the array.

Parameters:

value - the classname, use empty string to use class of first element

getArrayClass

public BaseClassname getArrayClass()

Returns the class for the array.

Returns:

the classname, empty string if class of first element is used

arrayClassTipText

public String arrayClassTipText()

Returns the tip text for this property.

Returns:

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

getQuickInfo

public String getQuickInfo()

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

Specified by:

getQuickInfo in interface Actor

Specified by:

getQuickInfo in interface QuickInfoSupporter

Overrides:

getQuickInfo in class AbstractActor

Returns:

null if no info available, otherwise short string

accepts

public Class[] accepts()

Returns the class that the consumer accepts.

Specified by:

accepts in interface InputConsumer

Returns:

java.util.Collection.class

generates

public Class[] generates()

Returns the class of objects that it generates.

Specified by:

generates in interface OutputProducer

Returns:

adams.flow.core.Unknown.class

doExecute

protected String doExecute()

Executes the flow item.

Specified by:

doExecute in class AbstractActor

Returns:

null if everything is fine, otherwise error message