Package org.dspace.rdf.conversion

Class SimpleDSORelationsConverterPlugin

java.lang.Object

org.dspace.rdf.conversion.SimpleDSORelationsConverterPlugin

All Implemented Interfaces:

ConverterPlugin

public class SimpleDSORelationsConverterPlugin
extends Object
implements ConverterPlugin

Author:

Pascal-Nicolas Becker (dspace -at- pascal -hyphen- becker -dot- de)

Field Summary

Fields

Modifier and Type	Field	Description
protected BitstreamService	bitstreamService
protected CommunityService	communityService
protected ConfigurationService	configurationService
protected ItemService	itemService
static String	SIMPLE_RELATIONS_COLLECTION2COMMUNITY_KEY
static String	SIMPLE_RELATIONS_COLLECTION2ITEM_KEY
static String	SIMPLE_RELATIONS_COMMUNITY2COLLECTION_KEY
static String	SIMPLE_RELATIONS_COMMUNITY2SITE_KEY
static String	SIMPLE_RELATIONS_COMMUNITY2SUBCOMMUNITY_KEY
static String	SIMPLE_RELATIONS_ITEM2BITSTREAM_KEY
static String	SIMPLE_RELATIONS_ITEM2COLLECTION_KEY
static String	SIMPLE_RELATIONS_PREFIXES_KEY
static String	SIMPLE_RELATIONS_SITE2COMMUNITY_KEY
static String	SIMPLE_RELATIONS_SUBCOMMUNITY2COMMUNITY_KEY
protected SiteService	siteService

Constructor Summary

Constructors

Constructor	Description
SimpleDSORelationsConverterPlugin()

Method Summary

Modifier and Type	Method	Description
String	bitstreamURI(Context context, Bitstream bitstream)	This methods generates a link to the provided Bitstream.
com.hp.hpl.jena.rdf.model.Model	convert(Context context, DSpaceObject dso)	Convert the specified DSpaceObject or a part of it into RDF.
com.hp.hpl.jena.rdf.model.Model	convertCollection(Context context, Collection collection)
com.hp.hpl.jena.rdf.model.Model	convertCommunity(Context context, Community community)
com.hp.hpl.jena.rdf.model.Model	convertItem(Context context, Item item)
com.hp.hpl.jena.rdf.model.Model	convertSite(Context context, Site site)
protected com.hp.hpl.jena.rdf.model.Model	getPrefixes()	Loads the prefixes that should be used by the SimpleDSORelationsConverterPlugin.
void	setConfigurationService(ConfigurationService configurationService)
boolean	supports(int type)	Returns all type of DSpaceObjects that are supported by this plugin.

Methods inherited from class java.lang.Object

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

Field Detail

SIMPLE_RELATIONS_PREFIXES_KEY

public static final String SIMPLE_RELATIONS_PREFIXES_KEY

See Also:

Constant Field Values

SIMPLE_RELATIONS_SITE2COMMUNITY_KEY

public static final String SIMPLE_RELATIONS_SITE2COMMUNITY_KEY

See Also:

Constant Field Values

SIMPLE_RELATIONS_COMMUNITY2SITE_KEY

public static final String SIMPLE_RELATIONS_COMMUNITY2SITE_KEY

See Also:

Constant Field Values

SIMPLE_RELATIONS_COMMUNITY2SUBCOMMUNITY_KEY

public static final String SIMPLE_RELATIONS_COMMUNITY2SUBCOMMUNITY_KEY

See Also:

Constant Field Values

SIMPLE_RELATIONS_SUBCOMMUNITY2COMMUNITY_KEY

public static final String SIMPLE_RELATIONS_SUBCOMMUNITY2COMMUNITY_KEY

See Also:

Constant Field Values

SIMPLE_RELATIONS_COMMUNITY2COLLECTION_KEY

public static final String SIMPLE_RELATIONS_COMMUNITY2COLLECTION_KEY

See Also:

Constant Field Values

SIMPLE_RELATIONS_COLLECTION2COMMUNITY_KEY

public static final String SIMPLE_RELATIONS_COLLECTION2COMMUNITY_KEY

See Also:

Constant Field Values

SIMPLE_RELATIONS_COLLECTION2ITEM_KEY

public static final String SIMPLE_RELATIONS_COLLECTION2ITEM_KEY

See Also:

Constant Field Values

SIMPLE_RELATIONS_ITEM2COLLECTION_KEY

public static final String SIMPLE_RELATIONS_ITEM2COLLECTION_KEY

See Also:

Constant Field Values

SIMPLE_RELATIONS_ITEM2BITSTREAM_KEY

public static final String SIMPLE_RELATIONS_ITEM2BITSTREAM_KEY

See Also:

Constant Field Values

bitstreamService

@Autowired(required=true)
protected BitstreamService bitstreamService

itemService

@Autowired(required=true)
protected ItemService itemService

communityService

@Autowired(required=true)
protected CommunityService communityService

siteService

@Autowired(required=true)
protected SiteService siteService

configurationService

@Autowired(required=true)
protected ConfigurationService configurationService

Constructor Detail

SimpleDSORelationsConverterPlugin

public SimpleDSORelationsConverterPlugin()

Method Detail

getPrefixes

protected com.hp.hpl.jena.rdf.model.Model getPrefixes()

Loads the prefixes that should be used by the SimpleDSORelationsConverterPlugin. Please remember to close the model returned by this method.

Returns:

A model containing the content of the file used to configure the RDF-Prefixes that should be used by this plugin.

setConfigurationService

public void setConfigurationService(ConfigurationService configurationService)

Specified by:

setConfigurationService in interface ConverterPlugin

convert

public com.hp.hpl.jena.rdf.model.Model convert(Context context,
                                               DSpaceObject dso)
                                        throws SQLException

Description copied from interface: ConverterPlugin

Convert the specified DSpaceObject or a part of it into RDF.

Specified by:

convert in interface ConverterPlugin

Parameters:

context - Please check the READ permission for the provided context before converting any data!

dso - The DSpaceObject that should be converted.

Returns:

A Jena Model containing the generated RDF.

Throws:

SQLException - An exception that provides information on a database access error or other errors.

convertSite

public com.hp.hpl.jena.rdf.model.Model convertSite(Context context,
                                                   Site site)
                                            throws SQLException

Throws:

SQLException

convertCommunity

public com.hp.hpl.jena.rdf.model.Model convertCommunity(Context context,
                                                        Community community)
                                                 throws SQLException

Throws:

SQLException

convertCollection

public com.hp.hpl.jena.rdf.model.Model convertCollection(Context context,
                                                         Collection collection)
                                                  throws SQLException

Throws:

SQLException

convertItem

public com.hp.hpl.jena.rdf.model.Model convertItem(Context context,
                                                   Item item)
                                            throws SQLException

Throws:

SQLException

bitstreamURI

public String bitstreamURI(Context context,
                           Bitstream bitstream)
                    throws SQLException

This methods generates a link to the provided Bitstream. As bitstreams currently don't get Persistent Identifier in DSpace, we have to link them using a link to the repository.

Parameters:

context - The relevant DSpace Context.

bitstream - Bitstream for which a URL should be generated.

Returns:

The link to the URL or null if the Bitstream is a Community or Collection logo.

Throws:

SQLException - if database error

supports

public boolean supports(int type)

Description copied from interface: ConverterPlugin

Returns all type of DSpaceObjects that are supported by this plugin.

Specified by:

supports in interface ConverterPlugin

Parameters:

type - Resource type as defined in org.dspace.core.Constants.

Returns:

A boolean whether the requested type is supported by this plugin.

See Also:

Constants