net.sourceforge.datagenerator
Class DataGenerator

java.lang.Object
  net.sourceforge.datagenerator.DataGenerator

public class DataGenerator

extends java.lang.Object

The DataGenerator class is the main class that controls the generation of data.

Version:

0.6

Author:

Chris Nagy

Field Summary

protected CustomObjectFactory	binaryDelimiterParserFactory The factory for producing binary delimiter parsers.
static java.lang.String	COLUMNTRANSLATOR_PREFIX Prefix for the column translator classes to use.
protected CustomObjectFactory	columnTranslatorFactory The factory for producing column translators.
protected CustomObjectFactory	columnValueGeneratorFactory The factory for producing column value generators.
static java.lang.String	CONNECTION_PREFIX Prefix for the connection definition classes to use.
protected CustomObjectFactory	connectionDefFactory The factory for producing connection definitions.
protected java.util.List	dataGeneratorListeners The event listeners.
static java.lang.String	DELIMITER_PARSER_PREFIX Prefix for the delimiter parser classes to use.
static java.lang.String	DELIMITER_PREFIX Prefix for the delimiter formatter classes to use.
protected CustomObjectFactory	delimiterFormatterFactory The factory for producing delimiter formatters.
protected CustomObjectFactory	delimiterParserFactory The factory for producing delimiter parsers.
protected GenerateDef	generateDef The data generation definition.
static java.lang.String	GENERATOR_PREFIX Prefix for the column value generator classes to use.
protected static org.apache.commons.logging.Log	LOG The log for debug information.

Constructor Summary

DataGenerator()
Constructs a new data generator with the default mappings.

Method Summary

void	addDataGeneratorListener(DataGeneratorListener listener) Adds a data generator listener.
void	beginGenerate() Generate data by processing entity definitions via the entity generator.
protected void	fireDataGeneratorEvent(DataGeneratorEvent e, boolean start) Fire a data generator event to the event listeners.
void	initGenerateDef(org.xml.sax.InputSource source) Read and parses the generate config file into a GenerateDef class.
protected void	initPlugins(java.util.Properties pluginProperties) Adds the external connection definition classes, delimiter formatter, delimiter parsers, column value generator, and column translator classes to the appropriate factories.
void	initPlugins(java.lang.String pluginFile) Parse the plugin property file and adds the external connection definition classes, delimiter formatter and column value generator classes to the appropriate factories.
static void	main(java.lang.String[] args)
void	removeDataGeneratorListener(DataGeneratorListener listener) Removes a data generator listener.
void	setGenerateDef(GenerateDef def) Sets the generate def.

Methods inherited from class java.lang.Object

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

Field Detail

LOG

protected static org.apache.commons.logging.Log LOG

The log for debug information.

CONNECTION_PREFIX

public static final java.lang.String CONNECTION_PREFIX

Prefix for the connection definition classes to use.

See Also:

Constant Field Values

DELIMITER_PREFIX

public static final java.lang.String DELIMITER_PREFIX

Prefix for the delimiter formatter classes to use.

See Also:

Constant Field Values

DELIMITER_PARSER_PREFIX

public static final java.lang.String DELIMITER_PARSER_PREFIX

Prefix for the delimiter parser classes to use.

See Also:

Constant Field Values

GENERATOR_PREFIX

public static final java.lang.String GENERATOR_PREFIX

Prefix for the column value generator classes to use.

See Also:

Constant Field Values

COLUMNTRANSLATOR_PREFIX

public static final java.lang.String COLUMNTRANSLATOR_PREFIX

Prefix for the column translator classes to use.

See Also:

Constant Field Values

connectionDefFactory

protected CustomObjectFactory connectionDefFactory

The factory for producing connection definitions.

delimiterFormatterFactory

protected CustomObjectFactory delimiterFormatterFactory

The factory for producing delimiter formatters.

delimiterParserFactory

protected CustomObjectFactory delimiterParserFactory

The factory for producing delimiter parsers.

binaryDelimiterParserFactory

protected CustomObjectFactory binaryDelimiterParserFactory

The factory for producing binary delimiter parsers.

Since:

0.74

columnValueGeneratorFactory

protected CustomObjectFactory columnValueGeneratorFactory

The factory for producing column value generators.

columnTranslatorFactory

protected CustomObjectFactory columnTranslatorFactory

The factory for producing column translators.

generateDef

protected GenerateDef generateDef

The data generation definition.

dataGeneratorListeners

protected java.util.List dataGeneratorListeners

The event listeners.

Constructor Detail

DataGenerator

public DataGenerator()

Constructs a new data generator with the default mappings.

Method Detail

setGenerateDef

public void setGenerateDef(GenerateDef def)

Sets the generate def.

Parameters:

def - generate def

initGenerateDef

public void initGenerateDef(org.xml.sax.InputSource source)
                     throws java.io.IOException,
                            javax.xml.parsers.ParserConfigurationException,
                            org.xml.sax.SAXException,
                            org.w3c.dom.DOMException,
                            InvalidCustomObjectDefException

Read and parses the generate config file into a GenerateDef class.

Parameters:

source - input source

Throws:

java.io.IOException - if the file could not be read

javax.xml.parsers.ParserConfigurationException

org.xml.sax.SAXException

org.w3c.dom.DOMException

InvalidCustomObjectDefException

initPlugins

public void initPlugins(java.lang.String pluginFile)
                 throws java.io.FileNotFoundException,
                        java.io.IOException

Parse the plugin property file and adds the external connection definition classes, delimiter formatter and column value generator classes to the appropriate factories.

Parameters:

pluginFile - plugin property file

Throws:

java.io.FileNotFoundException - if the plugin file cannot be found

java.io.IOException - if the plugin file cannot be opened and read

initPlugins

protected void initPlugins(java.util.Properties pluginProperties)

Adds the external connection definition classes, delimiter formatter, delimiter parsers, column value generator, and column translator classes to the appropriate factories.

Parameters:

pluginProperties - the set of plugins

beginGenerate

public void beginGenerate()
                   throws java.io.FileNotFoundException,
                          java.io.IOException

Generate data by processing entity definitions via the entity generator.

Throws:

java.io.FileNotFoundException - if the log file is not valid

java.io.IOException - if the log file file cannot be opened and written to

fireDataGeneratorEvent

protected void fireDataGeneratorEvent(DataGeneratorEvent e,
                                      boolean start)

Fire a data generator event to the event listeners.

Parameters:

e - the event

start - true if the data generation started

addDataGeneratorListener

public void addDataGeneratorListener(DataGeneratorListener listener)

Adds a data generator listener.

Parameters:

listener - the listener

removeDataGeneratorListener

public void removeDataGeneratorListener(DataGeneratorListener listener)

Removes a data generator listener.

Parameters:

listener - the listener

main

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