Package lumis.portal.file.metadata

Class MetadataExtractorFactory

java.lang.Object

lumis.portal.file.metadata.MetadataExtractorFactory

public class MetadataExtractorFactory
extends java.lang.Object

Factory for meta data extractors.

Since:

6.1.0

Version:

$Revision$ $Date$

Constructor Summary

Constructors

Constructor	Description
MetadataExtractorFactory()

Method Summary

Modifier and Type	Method	Description
protected static IMetadataExtractor	getDefaultExtractor(FileMacrotype fileMetadataType)	Returns the default IMetadataExtractor instance, based on the FileMacrotype.
static IMetadataExtractor	getExtractor(FileMacrotype type, java.lang.String serviceInstanceId)	Returns an extractor based on service instance and FileMacrotype.

Methods inherited from class java.lang.Object

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

Constructor Detail

MetadataExtractorFactory

public MetadataExtractorFactory()

Method Detail

getExtractor

public static IMetadataExtractor getExtractor(FileMacrotype type,
                                              java.lang.String serviceInstanceId)
                                       throws PortalException,
                                              java.lang.IllegalArgumentException

Returns an extractor based on service instance and FileMacrotype. To discover the correct IMetadataExtractor implementation class for the given parameter, a search in custom properties is done.
If no custom property was defined, the default Extractor is called by #getDefaultMetadataExtractor(String).

Parameters:

type - the FileMacrotype of the file.

serviceInstanceId - the service instance of the file.

Returns:

the IMetadataExtractor instance

Throws:

PortalException - if the specified class is not found;
or if this Class represents an abstract class, an interface, an array class, a primitive type, or void;
or if the class has no nullary constructor;
or if the instantiation fails for some other reason.

java.lang.IllegalArgumentException - if any parameter is null.

Since:

7.0.0

getDefaultExtractor

protected static IMetadataExtractor getDefaultExtractor(FileMacrotype fileMetadataType)
                                                 throws PortalException

Returns the default IMetadataExtractor instance, based on the FileMacrotype.

Parameters:

fileMetadataType - the FileMacrotype.

Returns:

the default IMetadataExtractor instance, based on the FileMacrotype.

Throws:

PortalException

Since:

7.0.0