uk.ac.ed.inf.csb.taweka
Class ArffPropertiesDbWriter

java.lang.Object
  uk.ac.ed.inf.csb.taweka.ArffPropertiesDbWriter

public class ArffPropertiesDbWriter
extends java.lang.Object

Writes into a database table the pointers needed to build an arff file (the name of the arff file, the query to select instances, attributes, class values etc)

Version:

16-Apr-2007

Author:

Luna De Ferrari luna.deferrari-at-ed.ac.uk

Constructor Summary

ArffPropertiesDbWriter(ArffGenerator arffGenerator)
Constructor 1: initialises the table (uses given database connection file)

Method Summary

void	createArffPropertiesTable() Creates the table for the ARFF file records
void	dropAndCreateTable() Beware! This method drops and recreates the ARFF table.
ArffGenerator	getArffGenerator()
int	getArffRecordId()
java.lang.String	getPropertyFromTable(java.lang.String propertyName)
uk.ac.ed.inf.csb.utils.databaseutils.Table	getTable()
static void	main(java.lang.String[] args) Main for recreating table
void	savePropertiesToDb() Insert the properties in the table, each property value is inserted in the table-field with the same name as the property key
boolean	writeTableToDb()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ArffPropertiesDbWriter

public ArffPropertiesDbWriter(ArffGenerator arffGenerator)

Constructor 1: initialises the table (uses given database connection file)

Throws:

java.sql.SQLException

Method Detail

createArffPropertiesTable

public void createArffPropertiesTable()

Creates the table for the ARFF file records

writeTableToDb

public boolean writeTableToDb()

savePropertiesToDb

public void savePropertiesToDb()

Insert the properties in the table, each property value is inserted in the table-field with the same name as the property key

dropAndCreateTable

public void dropAndCreateTable()

Beware! This method drops and recreates the ARFF table. All arff files definitions already in the table will be lost!

getPropertyFromTable

public java.lang.String getPropertyFromTable(java.lang.String propertyName)

getTable

public uk.ac.ed.inf.csb.utils.databaseutils.Table getTable()

getArffGenerator

public ArffGenerator getArffGenerator()

getArffRecordId

public int getArffRecordId()

main

public static void main(java.lang.String[] args)
                 throws java.sql.SQLException

Main for recreating table

Parameters:

args -

Throws:

java.sql.SQLException