apm-architecture.txt

apm-architecture.txt


what can be done
	MediaTransactionLogEntryType {
		file
			DELETE("F-", "apmDelete"),
			MOVE("Fm", "apmMove"),
			COPY("F+", "apmCopy"),
		IMetaApi
			GPS("g", "apmGps"),
			TAGSADD("T+", "apmTagsAdd"),
			TAGSREMOVE("T-", "apmTagsRemove"),
			TAGS("T", ""),
			DESCRIPTION("d", "apmDescription"),
			HEADER("h", "apmTitle"),
			RATING("r", "apmRating"),
			DATE


depricated AndroidTransactionLogger (+=database-log)
	TransactionLog (per MediaOperations) todo rename MediaChangeTransactionLogger
		FileLogging => *.log (txt file)
AndroidMediaOperations		
	MediaOperations 
		FileOperations (copy, move, delete)

	MetaWriterExifXml xmp/exif split handling for IMetaApi
	
gui
	photo(s)
		SelectedFiles (which photo-files to modify)
			=> MediaFileIterator implements Iterator<IMediaFile>
				=> Iterator<IMediaFileSource> iter()
				=> IPathProcessor(convert source path to dest path)
				FileNameProcessor extends FileProcessor implements IFileNameProcessor
		IMetaApi (meta data changes/content for one or more photos)
			MetaWriterExifXml ... implements IMetaApi (combine ExifInterfaceEx and MediaXmpSegment)
				ExifInterfaceEx extends ExifInterface implements IMetaApi
				MediaXmpSegment extends XmpSegment implements IMetaApi
			MediaAsString extends MediaCsvItem extends CsvItem implements IMetaApi (save/load IMetaApi via file/intent/instance-state)
		FileCommands: operations(Iterator<IMediaFile> or SelectedFiles) + parameters(IMetaApi)
			=> AndroidFileCommands extends FileCommands (add db support for media, log)
			=> MetaWriterExifXml
				=> modified jpg/xmp
				=> move/copy/delete jpg/xmp 
				=> updated mediaDB
			=> FileCommands.addTransactionLog() => TransactionLoggerBase added Log (file, db)
				=> AndroidTransactionLogger (db log) extends TransactionLoggerBase
			
-------

ist
	gui
		? MetaWriterExifXml
			
		FileCommands.moveOrCopyFiles
			!? log(command.getCommand(sourceFile.getAbsolutePath(), destRenamed.getAbsolutePath(), true));
			!? addTransactionLog(id, sourceFile.getPath(), now, command, destFile.getPath());
			calls MetaWriterExifXml