org.fcrepo.http.commons.responses

Class RdfSerializationUtils

java.lang.Object

org.fcrepo.http.commons.responses.RdfSerializationUtils

public final class RdfSerializationUtils
extends Object

Utilities to help with serializing a graph to an HTTP resource

Author:

awoods

Field Summary

Fields

Modifier and Type	Field and Description
static com.hp.hpl.jena.graph.Node	mixinTypesPredicate The RDF predicate that will indicate the mixin types.
static com.hp.hpl.jena.graph.Node	primaryTypePredicate The RDF predicate that will indicate the primary node type.

Method Summary

Methods

Modifier and Type	Method and Description
static Iterator<String>	getAllValuesForPredicate(com.hp.hpl.jena.rdf.model.Model rdf, com.hp.hpl.jena.graph.Node subject, com.hp.hpl.jena.graph.Node predicate) Get all the values for a predicate as a string array, or null if the predicate is not used
static String	getFirstValueForPredicate(com.hp.hpl.jena.rdf.model.Model rdf, com.hp.hpl.jena.graph.Node subject, com.hp.hpl.jena.graph.Node predicate) Get the very first value for a predicate as a string, or null if the predicate is not used

Methods inherited from class java.lang.Object

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

Field Detail

primaryTypePredicate

public static com.hp.hpl.jena.graph.Node primaryTypePredicate

The RDF predicate that will indicate the primary node type.

mixinTypesPredicate

public static com.hp.hpl.jena.graph.Node mixinTypesPredicate

The RDF predicate that will indicate the mixin types.

Method Detail

getFirstValueForPredicate

public static String getFirstValueForPredicate(com.hp.hpl.jena.rdf.model.Model rdf,
                               com.hp.hpl.jena.graph.Node subject,
                               com.hp.hpl.jena.graph.Node predicate)

Get the very first value for a predicate as a string, or null if the predicate is not used

Parameters:

rdf - the rdf

subject - the given subject

predicate - the given predicate

Returns:

first value for the given predicate or null if not found

getAllValuesForPredicate

public static Iterator<String> getAllValuesForPredicate(com.hp.hpl.jena.rdf.model.Model rdf,
                                        com.hp.hpl.jena.graph.Node subject,
                                        com.hp.hpl.jena.graph.Node predicate)

Get all the values for a predicate as a string array, or null if the predicate is not used

Parameters:

rdf - the rdf

subject - the given subject

predicate - the given predicate

Returns:

all values for the given predicate