Package adams.data.groupextraction

Interface GroupExtractor

All Superinterfaces:

Destroyable, OptionHandler, QuickInfoSupporter

All Known Subinterfaces:

SpreadSheetRowGroupExtractor, SpreadSheetRowGroupExtractorWithColumn

All Known Implementing Classes:

AbstractGroupExtractor, Manual, Null, ReportField, ReportFieldRegExp, SpreadSheetCell, SpreadSheetCellRegExp, SpreadSheetCellWithLookUp

public interface GroupExtractor
extends OptionHandler, QuickInfoSupporter

Ancestor for schemes that extract the group from objects.

Author:

FracPete (fracpete at waikato dot ac dot nz)

Method Summary

Modifier and Type	Method	Description
String	extractGroup(Object obj)	Extracts the group from the object.
boolean	handles(Object obj)	Checks whether the data type is handled.

Methods inherited from interface adams.core.Destroyable

destroy

Methods inherited from interface adams.core.option.OptionHandler

cleanUpOptions, defineOptions, getOptionManager, toCommandLine

Methods inherited from interface adams.core.QuickInfoSupporter

getQuickInfo

Method Detail

handles

boolean handles(Object obj)

Checks whether the data type is handled.

Parameters:

obj - the object to check

Returns:

true if handled

extractGroup

String extractGroup(Object obj)

Extracts the group from the object.

Parameters:

obj - the object to process

Returns:

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