Package adams.data.groupextraction

Class Null

java.lang.Object

adams.core.logging.LoggingObject

adams.core.logging.CustomLoggingLevelObject

adams.core.option.AbstractOptionHandler

adams.data.groupextraction.AbstractGroupExtractor

adams.data.groupextraction.Null

All Implemented Interfaces:

Destroyable, GlobalInfoSupporter, LoggingLevelHandler, LoggingSupporter, OptionHandler, QuickInfoSupporter, SizeOfHandler, GroupExtractor, SpreadSheetRowGroupExtractor, Serializable

public class Null
extends AbstractGroupExtractor
implements SpreadSheetRowGroupExtractor

Dummy, extracts nothing.

Author:

FracPete (fracpete at waikato dot ac dot nz)

See Also:

Serialized Form

Field Summary

Fields inherited from class adams.core.option.AbstractOptionHandler

m_OptionManager

Fields inherited from class adams.core.logging.LoggingObject

m_Logger, m_LoggingIsEnabled, m_LoggingLevel

Constructor Summary

Constructors

Constructor	Description
Null()

Method Summary

Modifier and Type	Method	Description
protected String	doExtractGroup(Object obj)	Extracts the group from the object.
String	globalInfo()	Returns a string describing the object.
boolean	handles(Object obj)	Checks whether the data type is handled.

Methods inherited from class adams.data.groupextraction.AbstractGroupExtractor

check, extractGroup, getQuickInfo

Methods inherited from class adams.core.option.AbstractOptionHandler

cleanUpOptions, defineOptions, destroy, finishInit, getDefaultLoggingLevel, getOptionManager, initialize, loggingLevelTipText, newOptionManager, reset, setLoggingLevel, toCommandLine, toString

Methods inherited from class adams.core.logging.LoggingObject

configureLogger, getLogger, getLoggingLevel, initializeLogging, isLoggingEnabled, sizeOf

Methods inherited from class java.lang.Object

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

Methods inherited from interface adams.core.Destroyable

destroy

Methods inherited from interface adams.data.groupextraction.GroupExtractor

extractGroup

Methods inherited from interface adams.core.logging.LoggingLevelHandler

getLoggingLevel

Methods inherited from interface adams.core.option.OptionHandler

cleanUpOptions, defineOptions, getOptionManager, toCommandLine

Methods inherited from interface adams.core.QuickInfoSupporter

getQuickInfo

Constructor Detail

Null

public Null()

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

handles

public boolean handles(Object obj)

Checks whether the data type is handled.

Specified by:

handles in interface GroupExtractor

Parameters:

obj - the object to check

Returns:

true if handled

doExtractGroup

protected String doExtractGroup(Object obj)

Extracts the group from the object.

Specified by:

doExtractGroup in class AbstractGroupExtractor

Parameters:

obj - the object to process

Returns:

the extracted group, null if failed to extract or not handled