org.apache.any23.extractor
Class ExtractorRegistry

java.lang.Object
  org.apache.any23.extractor.ExtractorRegistry

public class ExtractorRegistry
extends Object

Singleton class acting as a register for all the various Extractor.

Constructor Summary

ExtractorRegistry()

Method Summary

List<String>	getAllNames() Returns the names of all registered extractors, sorted alphabetically.
ExtractorGroup	getExtractorGroup()
ExtractorGroup	getExtractorGroup(List<String> names) Returns an ExtractorGroup containing the ExtractorFactory mathing the names provided as input.
ExtractorFactory<?>	getFactory(String name) Retrieves a ExtractorFactory given its name
static ExtractorRegistry	getInstance()
boolean	isRegisteredName(String name)
void	register(ExtractorFactory<?> factory) Registers an ExtractorFactory.

Methods inherited from class java.lang.Object

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

Constructor Detail

ExtractorRegistry

public ExtractorRegistry()

Method Detail

getInstance

public static ExtractorRegistry getInstance()

Returns:

returns the ExtractorRegistry instance.

register

public void register(ExtractorFactory<?> factory)

Registers an ExtractorFactory.

Parameters:

factory -

Throws:

IllegalArgumentException - if trying to register a ExtractorFactory with a that already exists in the registry.

getFactory

public ExtractorFactory<?> getFactory(String name)

Retrieves a ExtractorFactory given its name

Parameters:

name - of the desired factory

Returns:

the ExtractorFactory associated to the provided name

Throws:

IllegalArgumentException - if there is not a ExtractorFactory associated to the provided name.

getExtractorGroup

public ExtractorGroup getExtractorGroup()

Returns:

an ExtractorGroup with all the registered Extractor.

getExtractorGroup

public ExtractorGroup getExtractorGroup(List<String> names)

Returns an ExtractorGroup containing the ExtractorFactory mathing the names provided as input.

Parameters:

names - a List containing the names of the desired ExtractorFactory.

Returns:

the extraction group.

isRegisteredName

public boolean isRegisteredName(String name)

Parameters:

name - of the ExtractorFactory

Returns:

true if is there a ExtractorFactory associated to the provided name.

getAllNames

public List<String> getAllNames()

Returns the names of all registered extractors, sorted alphabetically.