Package org.dspace.app.rest.submit.step

Class ExtractMetadataStep

java.lang.Object

org.dspace.app.rest.submit.step.ExtractMetadataStep

All Implemented Interfaces:

ListenerProcessingStep, RestProcessingStep, UploadableStep

public class ExtractMetadataStep
extends Object
implements ListenerProcessingStep, UploadableStep

This submission step allows to extract metadata from an uploaded file and/or use provided identifiers/metadata to further enrich a submission. The processing of the file is delegated to the Import Service (see ImportService that can be extended with Data Provider specialized by format (i.e. a Grobid extractor to get data from a PDF file, an extractor to get data from bibliographic file such as BibTeX, etc) Some metadata are monitored by listener (see MetadataListener and when changed the are used to generate an identifier that is used to query the External Data Provider associated with the specific listener

Author:

Luigi Andrea Pascarelli (luigiandrea.pascarelli at 4science.it), Andrea Bollini (andrea.bollini at 4science.it)

Constructor Summary

Constructors

Constructor	Description
ExtractMetadataStep()

Method Summary

Modifier and Type	Method	Description
void	doPostProcessing(Context context, InProgressSubmission wsi)
void	doPreProcessing(Context context, InProgressSubmission wsi)
ErrorRest	upload(Context context, SubmissionService submissionService, SubmissionStepConfig stepConfig, InProgressSubmission wsi, MultipartFile multipartFile)	The method to implement to support upload of a file in the submission section (aka panel / step)

Methods inherited from class java.lang.Object

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

Constructor Details

ExtractMetadataStep

public ExtractMetadataStep()

Method Details

doPreProcessing

public void doPreProcessing(Context context,
 InProgressSubmission wsi)

Specified by:

doPreProcessing in interface ListenerProcessingStep

doPostProcessing

public void doPostProcessing(Context context,
 InProgressSubmission wsi)

Specified by:

doPostProcessing in interface ListenerProcessingStep

upload

public ErrorRest upload(Context context,
 SubmissionService submissionService,
 SubmissionStepConfig stepConfig,
 InProgressSubmission wsi,
 MultipartFile multipartFile)
                 throws IOException

Description copied from interface: UploadableStep

The method to implement to support upload of a file in the submission section (aka panel / step)

Specified by:

upload in interface UploadableStep

Parameters:

context - the dspace context

submissionService - the submission service

stepConfig - the configuration of the submission section

wsi - the inprogress submission

multipartFile - the multipart file, please note that it is a complex object containing additional information other than just the binary such as the filename and the mimetype

Returns:

the encountered error if any

Throws:

IOException