Package adams.gui.tools.wekainvestigator.data

Class FileContainer

java.lang.Object

adams.core.logging.LoggingObject

adams.gui.tools.wekainvestigator.data.AbstractDataContainer

adams.gui.tools.wekainvestigator.data.FileContainer

All Implemented Interfaces:

adams.core.CleanUpHandler, adams.core.logging.LoggingSupporter, adams.core.SizeOfHandler, adams.gui.core.UndoHandler, adams.gui.core.UndoHandlerWithQuickAccess, adams.gui.event.UndoListener, DataContainer, MonitoringDataContainer, Serializable, Comparable<DataContainer>, EventListener

public class FileContainer
extends AbstractDataContainer
implements MonitoringDataContainer

File-based dataset.

Author:

FracPete (fracpete at waikato dot ac dot nz)

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected weka.core.converters.AbstractFileLoader	m_Loader	the reader used to load the data.
protected adams.core.io.filechanged.FileChangeMonitor	m_Monitor	the file monitor to use.
protected File	m_Source	the source.

Fields inherited from class adams.gui.tools.wekainvestigator.data.AbstractDataContainer

m_Data, m_ID, m_IDCounter, m_LastUpdated, m_Modified, m_Undo

Fields inherited from class adams.core.logging.LoggingObject

m_Logger, m_LoggingIsEnabled, m_LoggingLevel

Constructor Summary

Constructors

Constructor	Description
FileContainer(weka.core.converters.AbstractFileLoader loader, adams.core.io.PlaceholderFile source)	Loads the data using the specified loader.
FileContainer(weka.core.converters.AbstractFileLoader loader, File source)	Loads the data using the specified loader.
FileContainer(weka.core.converters.AbstractFileLoader loader, File source, weka.core.Instances data)	Uses the provided data, but also stores the reader/file for reloading it.

Method Summary

Modifier and Type	Method	Description
protected void	applyUndoData(Serializable[] data)	Restores the data from the undo point.
boolean	canReload()	Whether it is possible to reload this item.
void	cleanUp()	Cleans up data structures, frees up memory.
protected String	doReload()	Reloads the data.
String	getSource()	Returns the source of the data item.
protected Serializable[]	getUndoData()	Returns the data to store in the undo.
boolean	hasSourceChanged()	Returns true if the source has changed.
void	setModified(boolean value)	Sets whether the data has been modified.

Methods inherited from class adams.gui.tools.wekainvestigator.data.AbstractDataContainer

addUndoPoint, compareTo, equals, getData, getID, getUndo, handleException, isModified, isUndoSupported, lastUpdated, nextID, redo, reload, setData, setUndo, toString, undo, undoOccurred

Methods inherited from class adams.core.logging.LoggingObject

configureLogger, getLogger, getLoggingLevel, initializeLogging, isLoggingEnabled, sizeOf

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Comparable

compareTo

Methods inherited from interface adams.gui.tools.wekainvestigator.data.DataContainer

getData, getID, isModified, lastUpdated, reload, setData

Methods inherited from interface adams.gui.core.UndoHandler

getUndo, isUndoSupported, setUndo

Methods inherited from interface adams.gui.core.UndoHandlerWithQuickAccess

addUndoPoint, redo, undo

Field Detail

m_Source

protected File m_Source

the source.

m_Loader

protected weka.core.converters.AbstractFileLoader m_Loader

the reader used to load the data.

m_Monitor

protected adams.core.io.filechanged.FileChangeMonitor m_Monitor

the file monitor to use.

Constructor Detail

FileContainer

public FileContainer(weka.core.converters.AbstractFileLoader loader,
                     adams.core.io.PlaceholderFile source)

Loads the data using the specified loader.

Parameters:

loader - the loader to use

source - the file to load

FileContainer

public FileContainer(weka.core.converters.AbstractFileLoader loader,
                     File source)

Loads the data using the specified loader.

Parameters:

loader - the loader to use

source - the file to load

FileContainer

public FileContainer(weka.core.converters.AbstractFileLoader loader,
                     File source,
                     weka.core.Instances data)

Uses the provided data, but also stores the reader/file for reloading it.

Parameters:

loader - the loader to use

source - the file to load

data - the data to use

Method Detail

getSource

public String getSource()

Returns the source of the data item.

Specified by:

getSource in interface DataContainer

Returns:

the source

canReload

public boolean canReload()

Whether it is possible to reload this item.

Specified by:

canReload in interface DataContainer

Returns:

true if reloadable

doReload

protected String doReload()

Reloads the data.

Specified by:

doReload in class AbstractDataContainer

Returns:

null if successfully reloaded, otherwise error message

setModified

public void setModified(boolean value)

Sets whether the data has been modified.

Specified by:

setModified in interface DataContainer

Overrides:

setModified in class AbstractDataContainer

Parameters:

value - true if modified

hasSourceChanged

public boolean hasSourceChanged()

Returns true if the source has changed.

Specified by:

hasSourceChanged in interface MonitoringDataContainer

Returns:

true if changed

getUndoData

protected Serializable[] getUndoData()

Returns the data to store in the undo.

Overrides:

getUndoData in class AbstractDataContainer

Returns:

the undo point

applyUndoData

protected void applyUndoData(Serializable[] data)

Restores the data from the undo point.

Overrides:

applyUndoData in class AbstractDataContainer

Parameters:

data - the undo point

cleanUp

public void cleanUp()

Cleans up data structures, frees up memory.

Specified by:

cleanUp in interface adams.core.CleanUpHandler

Overrides:

cleanUp in class AbstractDataContainer