Interface FileMetadataExtractor


  • @ProviderType
    public interface FileMetadataExtractor
    Service for extracting metadata from a file
    • Method Summary

      All Methods Instance Methods Abstract Methods 
      Modifier and Type Method 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