org.apache.sling.cms

Interface FileMetadataExtractor

@ProviderType
public interface FileMetadataExtractor

Service for extracting metadata from a file

Method Summary

Modifier and Type	Method and Description
Map<String,Object>	extractMetadata(File file) Extract the metadata from the specified file and return the resulting metadata
void	updateMetadata(File file) Extract the metadata from the specified file and persist the results under the jcr:content/metadata node of the file resource
void	updateMetadata(File file, boolean persist) Extract the metadata from the specified file and persist the results under the jcr:content/metadata node of the file resource

Method Detail

extractMetadata

Map<String,Object> extractMetadata(File file)
                            throws IOException

Extract the metadata from the specified file and return the resulting metadata

Parameters:

file - the file from which to extract the metadata

Returns:

the metadata from the file

Throws:

IOException - an exception occurs extracting the metadata

updateMetadata

void updateMetadata(File file)
             throws IOException

Extract the metadata from the specified file and persist the results under the jcr:content/metadata node of the file resource

Parameters:

file - the file to extract the metadata from

Throws:

IOException - an exception occurs updating the metadata

updateMetadata

void updateMetadata(File file,
                    boolean persist)
             throws IOException

Extract the metadata from the specified file and persist the results under the jcr:content/metadata node of the file resource

Parameters:

file - the file to extract the metadata from

persist - if true, persist the results, if not leave the changes unpersisted

Throws:

IOException - an exception occurs updating the metadata