Package org.fcrepo.migration.foxml

Class FoxmlInputStreamFedoraObjectProcessor.Foxml11DatastreamVersion

java.lang.Object

org.fcrepo.migration.foxml.FoxmlInputStreamFedoraObjectProcessor.Foxml11DatastreamVersion

All Implemented Interfaces:

DatastreamVersion

Enclosing class:

FoxmlInputStreamFedoraObjectProcessor

public class FoxmlInputStreamFedoraObjectProcessor.Foxml11DatastreamVersion
extends Object
implements DatastreamVersion

Constructor Summary

Constructors

Constructor	Description
Foxml11DatastreamVersion(DatastreamInfo dsInfo, XMLStreamReader reader)	foxml datastream version.

Method Summary

Modifier and Type	Method	Description
String	getAltIds()	Gets the altIDs value for this version.
InputStream	getContent()	Gets access to the content of this datastream.
ContentDigest	getContentDigest()	Gets the content digest (if available) for this version.
String	getCreated()	Gets the date when this version was created.
DatastreamInfo	getDatastreamInfo()	Gets the information about the datastream for which this is a version.
String	getExternalOrRedirectURL()	Returns the URL to which an External (X) or Redirect (R) datastream points.
Optional<File>	getFile()	Get the file backing this datastream if it exists.
String	getFormatUri()	Gets the format URI for this version.
String	getLabel()	Gets the label for this version.
String	getMimeType()	Gets the mime type for this version.
long	getSize()	Gets the size (in bytes) for the content of this datastream version.
String	getVersionId()	Gets the id for this version.
boolean	isFirstVersionIn(ObjectReference obj)	Determines if this is the first version of a datastream.
boolean	isLastVersionIn(ObjectReference obj)	Determines if this is the last version of a datastream.

Methods inherited from class java.lang.Object

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

Constructor Detail

Foxml11DatastreamVersion

public Foxml11DatastreamVersion(DatastreamInfo dsInfo,
                                XMLStreamReader reader)
                         throws XMLStreamException

foxml datastream version.

Parameters:

dsInfo - the datastream information

reader - the reader

Throws:

XMLStreamException - xml stream exception

Method Detail

getFile

public Optional<File> getFile()

Description copied from interface: DatastreamVersion

Get the file backing this datastream if it exists. Used by fcrepo-migration-validator in order to get direct access to files.

Specified by:

getFile in interface DatastreamVersion

Returns:

the file

getDatastreamInfo

public DatastreamInfo getDatastreamInfo()

Description copied from interface: DatastreamVersion

Gets the information about the datastream for which this is a version. (which in turn can be queried to get information about the object).

Specified by:

getDatastreamInfo in interface DatastreamVersion

Returns:

DatastreamInfo

getVersionId

public String getVersionId()

Description copied from interface: DatastreamVersion

Gets the id for this version.

Specified by:

getVersionId in interface DatastreamVersion

Returns:

version id

getMimeType

public String getMimeType()

Description copied from interface: DatastreamVersion

Gets the mime type for this version.

Specified by:

getMimeType in interface DatastreamVersion

Returns:

mime-type

getLabel

public String getLabel()

Description copied from interface: DatastreamVersion

Gets the label for this version.

Specified by:

getLabel in interface DatastreamVersion

Returns:

label

getCreated

public String getCreated()

Description copied from interface: DatastreamVersion

Gets the date when this version was created.

Specified by:

getCreated in interface DatastreamVersion

Returns:

creation date

getAltIds

public String getAltIds()

Description copied from interface: DatastreamVersion

Gets the altIDs value for this version.

Specified by:

getAltIds in interface DatastreamVersion

Returns:

alternate IDs

getFormatUri

public String getFormatUri()

Description copied from interface: DatastreamVersion

Gets the format URI for this version.

Specified by:

getFormatUri in interface DatastreamVersion

Returns:

format URI

getSize

public long getSize()

Description copied from interface: DatastreamVersion

Gets the size (in bytes) for the content of this datastream version.

Specified by:

getSize in interface DatastreamVersion

Returns:

size

getContentDigest

public ContentDigest getContentDigest()

Description copied from interface: DatastreamVersion

Gets the content digest (if available) for this version.

Specified by:

getContentDigest in interface DatastreamVersion

Returns:

ContentDigest

getContent

public InputStream getContent()
                       throws IOException

Description copied from interface: DatastreamVersion

Gets access to the content of this datastream. When text, the encoding can be expected to be UTF-8.

Specified by:

getContent in interface DatastreamVersion

Returns:

of content

Throws:

IOException - when unable to access the stream

getExternalOrRedirectURL

public String getExternalOrRedirectURL()

Description copied from interface: DatastreamVersion

Returns the URL to which an External (X) or Redirect (R) datastream points. Throws IllegalStateException if this isn't an external or redirect datastream.

Specified by:

getExternalOrRedirectURL in interface DatastreamVersion

Returns:

URL of datastream

isFirstVersionIn

public boolean isFirstVersionIn(ObjectReference obj)

Description copied from interface: DatastreamVersion

Determines if this is the first version of a datastream.

Specified by:

isFirstVersionIn in interface DatastreamVersion

Parameters:

obj - to be tested whether is first version

Returns:

True if this is the first version, false otherwise.

isLastVersionIn

public boolean isLastVersionIn(ObjectReference obj)

Description copied from interface: DatastreamVersion

Determines if this is the last version of a datastream.

Specified by:

isLastVersionIn in interface DatastreamVersion

Parameters:

obj - to be tested whether is last version

Returns:

True if this is the last version, false otherwise.