adams.data.featuregenerator
Class AbstractDatabaseConnectionFeatureGenerator

java.lang.Object
  adams.core.ConsoleObject
      adams.core.option.AbstractOptionHandler
          adams.data.featuregenerator.AbstractFeatureGenerator
              adams.data.featuregenerator.AbstractDatabaseConnectionFeatureGenerator

All Implemented Interfaces:

Debuggable, Destroyable, OptionHandler, ShallowCopySupporter<AbstractFeatureGenerator>, SizeOfHandler, DatabaseConnectionHandler, DatabaseConnectionProvider, Serializable, Comparable

Direct Known Subclasses:

FilteredFeatureGenerator, MultiGenerator

public abstract class AbstractDatabaseConnectionFeatureGenerator
extends AbstractFeatureGenerator
implements DatabaseConnectionHandler

Ancestor for feature generators that require database access.

Version:

$Revision: 6027 $

Author:

fracpete (fracpete at waikato dot ac dot nz)

See Also:

Serialized Form

Field Summary

protected AbstractDatabaseConnection

m_DatabaseConnection the database connection.

Fields inherited from class adams.data.featuregenerator.AbstractFeatureGenerator

m_Prefix, PREFIX_FEATURE

Fields inherited from class adams.core.option.AbstractOptionHandler

m_DebugLevel, m_OptionManager

Constructor Summary

AbstractDatabaseConnectionFeatureGenerator()

Method Summary

AbstractDatabaseConnection	getDatabaseConnection() Returns the currently used database connection object, can be null.
protected abstract AbstractDatabaseConnection	getDefaultDatabaseConnection() Returns the default database connection.
protected void	initialize() Initializes the members.
void	setDatabaseConnection(AbstractDatabaseConnection value) Sets the database connection object to use.
protected void	updateDatabaseConnection() Updates the database connection in dependent schemes.

Methods inherited from class adams.data.featuregenerator.AbstractFeatureGenerator

addFeature, addFeature, checkData, cleanUp, compareTo, defineOptions, equals, forCommandLine, forName, generate, getDefaultPrefix, getGenerators, getPrefix, prefixTipText, processData, reset, setPrefix, shallowCopy, shallowCopy

Methods inherited from class adams.core.option.AbstractOptionHandler

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

Methods inherited from class adams.core.ConsoleObject

getDebugging, getSystemErr, getSystemOut, sizeOf

Methods inherited from class java.lang.Object

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

Field Detail

m_DatabaseConnection

protected AbstractDatabaseConnection m_DatabaseConnection

the database connection.

Constructor Detail

AbstractDatabaseConnectionFeatureGenerator

public AbstractDatabaseConnectionFeatureGenerator()

Method Detail

initialize

protected void initialize()

Initializes the members.

Overrides:

initialize in class AbstractOptionHandler

getDefaultDatabaseConnection

protected abstract AbstractDatabaseConnection getDefaultDatabaseConnection()

Returns the default database connection.

Returns:

the default database connection

getDatabaseConnection

public AbstractDatabaseConnection getDatabaseConnection()

Returns the currently used database connection object, can be null.

Specified by:

getDatabaseConnection in interface DatabaseConnectionProvider

Returns:

the current object

setDatabaseConnection

public void setDatabaseConnection(AbstractDatabaseConnection value)

Sets the database connection object to use.

Specified by:

setDatabaseConnection in interface DatabaseConnectionHandler

Parameters:

value - the object to use

updateDatabaseConnection

protected void updateDatabaseConnection()

Updates the database connection in dependent schemes.

Default implementation does nothing.