org.eclipse.lyo.ldp.server.jena

Class JenaLDPRDFSource

java.lang.Object

org.eclipse.lyo.ldp.server.LDPResource

org.eclipse.lyo.ldp.server.LDPRDFSource

org.eclipse.lyo.ldp.server.jena.JenaLDPRDFSource

All Implemented Interfaces:

ILDPRDFSource, ILDPResource

Direct Known Subclasses:

JenaLDPContainer

public class JenaLDPRDFSource
extends LDPRDFSource

Field Summary

Fields

Modifier and Type	Field and Description
static String	CONSTRAINTS_URI
protected String	fConfigGraphURI A companion resource "next to" the "real" resource, used to hold implementation specific data.
protected TDBGraphStore	fGraphStore

Fields inherited from class org.eclipse.lyo.ldp.server.LDPResource

fModel, fRDFType, fURI

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	JenaLDPRDFSource(String resourceURI, TDBGraphStore graphStore)

Method Summary

Modifier and Type	Method and Description
protected void	amendResponse(javax.ws.rs.core.Response.ResponseBuilder response, javax.ws.rs.core.MultivaluedMap<String,String> preferences)
protected org.apache.jena.rdf.model.Model	amendResponseGraph(org.apache.jena.rdf.model.Model graph, javax.ws.rs.core.MultivaluedMap<String,String> preferences) For sub-classes to implement, given the graph for resource R, amend some triples before response set to client
protected javax.ws.rs.core.Response	build(javax.ws.rs.core.Response.ResponseBuilder response) Helper to add standard content (Allow header, Link header) to this response.
protected javax.ws.rs.core.Response	buildErrorResponse(org.apache.jena.rdf.model.Model body)
protected javax.ws.rs.core.Response	buildErrorResponse(org.apache.jena.rdf.model.Model body, javax.ws.rs.core.Response.Status status)
protected void	checkIfMatch(javax.ws.rs.core.HttpHeaders requestHeaders, org.apache.jena.rdf.model.Model before)
void	delete() Delete the specified member resource and remove it from the container.
protected void	fail(javax.ws.rs.core.Response.Status status)
protected void	failIfReadOnlyPropertyChanged(org.apache.jena.rdf.model.Model before, org.apache.jena.rdf.model.Model after, String property)
protected void	failParsingRDF(String contentType, Exception e)
protected void	failReadOnlyProperty(String uri)
javax.ws.rs.core.Response	get(String contentType, javax.ws.rs.core.MultivaluedMap<String,String> preferences) Get the current state of resource with the specified content type.
Set<String>	getAllowedMethods() Returns the allowed HTTP methods for this resource as defined in RFC 2616.
protected org.apache.jena.rdf.model.Model	getConfigModel()
protected String	getContainerURIForResource(String resourceURI) Given as input resourceURI, find the containerURI that ldp:contains it
protected String	getETag(org.apache.jena.rdf.model.Model m) Create a weak ETag value from a Jena model.
TDBGraphStore	getGraphStore()
protected Set<String>	getReadOnlyProperties()
protected boolean	isJSONLDPresent()
javax.ws.rs.core.Response	options()
void	patch(String resourceURI, InputStream stream, String contentType, String user)
void	putUpdate(InputStream stream, String contentType, String user, javax.ws.rs.core.HttpHeaders requestHeaders) Updates state of the resource with the contents of the specified stream.
protected org.apache.jena.rdf.model.Model	readModel(String baseURI, InputStream stream, String contentType)
protected void	updateResource(InputStream stream, String contentType, String user, javax.ws.rs.core.HttpHeaders requestHeaders)

Methods inherited from class org.eclipse.lyo.ldp.server.LDPResource

getModel, getTypeURI, getURI, setModel, setURI

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.eclipse.lyo.ldp.server.ILDPResource

getModel, getTypeURI, getURI, setModel, setURI

Field Detail

CONSTRAINTS_URI

public static final String CONSTRAINTS_URI

fConfigGraphURI

protected String fConfigGraphURI

A companion resource "next to" the "real" resource, used to hold implementation specific data.

fGraphStore

protected final TDBGraphStore fGraphStore

Constructor Detail

JenaLDPRDFSource

protected JenaLDPRDFSource(String resourceURI,
                           TDBGraphStore graphStore)

Method Detail

getConfigModel

protected org.apache.jena.rdf.model.Model getConfigModel()

putUpdate

public void putUpdate(InputStream stream,
                      String contentType,
                      String user,
                      javax.ws.rs.core.HttpHeaders requestHeaders)

Description copied from interface: ILDPResource

Updates state of the resource with the contents of the specified stream.

The Content-Type of the input stream is specified by the contentType argument.

Parameters:

stream - the input stream containing the resource representation.

contentType - the Content-Type of the input stream.

requestHeaders - the HTTP request headers

updateResource

protected void updateResource(InputStream stream,
                              String contentType,
                              String user,
                              javax.ws.rs.core.HttpHeaders requestHeaders)

checkIfMatch

protected void checkIfMatch(javax.ws.rs.core.HttpHeaders requestHeaders,
                            org.apache.jena.rdf.model.Model before)

patch

public void patch(String resourceURI,
                  InputStream stream,
                  String contentType,
                  String user)

delete

public void delete()

Description copied from interface: ILDPResource

Delete the specified member resource and remove it from the container.

get

public javax.ws.rs.core.Response get(String contentType,
                                     javax.ws.rs.core.MultivaluedMap<String,String> preferences)

Description copied from interface: ILDPResource

Get the current state of resource with the specified content type.

The Content-Type of which to write the model is specified by the contentType argument.

Parameters:

contentType - the Content-Type of which to write the model.

preferences - the preferences from the HTTP Prefer header

Returns:

the HTTP response

amendResponse

protected void amendResponse(javax.ws.rs.core.Response.ResponseBuilder response,
                             javax.ws.rs.core.MultivaluedMap<String,String> preferences)

getETag

protected String getETag(org.apache.jena.rdf.model.Model m)

Create a weak ETag value from a Jena model.

Parameters:

m - the model that represents the HTTP response body

Returns:

an ETag value

See Also:

HTTP 1.1: Section 14.19 - ETag

amendResponseGraph

protected org.apache.jena.rdf.model.Model amendResponseGraph(org.apache.jena.rdf.model.Model graph,
                                                             javax.ws.rs.core.MultivaluedMap<String,String> preferences)

For sub-classes to implement, given the graph for resource R, amend some triples before response set to client

Parameters:

graph -

preferences -

Returns:

the amended model

getGraphStore

public TDBGraphStore getGraphStore()

isJSONLDPresent

protected boolean isJSONLDPresent()

getContainerURIForResource

protected String getContainerURIForResource(String resourceURI)

Given as input resourceURI, find the containerURI that ldp:contains it

Parameters:

resourceURI -

Returns:

containerURI

fail

protected void fail(javax.ws.rs.core.Response.Status status)

build

protected javax.ws.rs.core.Response build(javax.ws.rs.core.Response.ResponseBuilder response)

Helper to add standard content (Allow header, Link header) to this response.

Parameters:

response - the response builder to add to

Returns:

the response with additional content common to all responses

options

public javax.ws.rs.core.Response options()

getAllowedMethods

public Set<String> getAllowedMethods()

Description copied from interface: ILDPResource

Returns the allowed HTTP methods for this resource as defined in RFC 2616.

Returns:

the allowed HTTP methods, a set of strings

See Also:

RFC 2616

getReadOnlyProperties

protected Set<String> getReadOnlyProperties()

readModel

protected org.apache.jena.rdf.model.Model readModel(String baseURI,
                                                    InputStream stream,
                                                    String contentType)

failParsingRDF

protected void failParsingRDF(String contentType,
                              Exception e)

failIfReadOnlyPropertyChanged

protected void failIfReadOnlyPropertyChanged(org.apache.jena.rdf.model.Model before,
                                             org.apache.jena.rdf.model.Model after,
                                             String property)

buildErrorResponse

protected javax.ws.rs.core.Response buildErrorResponse(org.apache.jena.rdf.model.Model body)

buildErrorResponse

protected javax.ws.rs.core.Response buildErrorResponse(org.apache.jena.rdf.model.Model body,
                                                       javax.ws.rs.core.Response.Status status)

failReadOnlyProperty

protected void failReadOnlyProperty(String uri)