org.fcrepo.kernel.modeshape.utils

Class JcrPropertyStatementListener

java.lang.Object

org.apache.jena.rdf.listeners.StatementListener

org.fcrepo.kernel.modeshape.utils.JcrPropertyStatementListener

All Implemented Interfaces:

org.apache.jena.rdf.model.ModelChangedListener

Direct Known Subclasses:

FilteringJcrPropertyStatementListener

public class JcrPropertyStatementListener
extends org.apache.jena.rdf.listeners.StatementListener

Listen to Jena statement events, and when the statement is changed in the graph store, make the change within JCR as well.

Author:

awoods

Constructor Summary

Constructors

Constructor and Description
JcrPropertyStatementListener(IdentifierConverter<org.apache.jena.rdf.model.Resource,FedoraResource> idTranslator, JcrRdfTools jcrRdfTools, org.apache.jena.graph.Node topic) Construct a statement listener within the given session This listener is not reusable across requests.
JcrPropertyStatementListener(IdentifierConverter<org.apache.jena.rdf.model.Resource,FedoraResource> idTranslator, javax.jcr.Session session, org.apache.jena.graph.Node topic) Construct a statement listener within the given session

Method Summary

Modifier and Type	Method and Description
void	addedStatement(org.apache.jena.rdf.model.Statement input) When a statement is added to the graph, serialize it to a JCR property
void	assertNoExceptions() Assert that no exceptions were thrown while this listener was processing change
void	removedStatement(org.apache.jena.rdf.model.Statement s) When a statement is removed, remove it from the JCR properties

Methods inherited from class org.apache.jena.rdf.listeners.StatementListener

addedStatements, addedStatements, addedStatements, addedStatements, notifyEvent, removedStatements, removedStatements, removedStatements, removedStatements

Methods inherited from class java.lang.Object

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

Constructor Detail

JcrPropertyStatementListener

public JcrPropertyStatementListener(IdentifierConverter<org.apache.jena.rdf.model.Resource,FedoraResource> idTranslator,
                                    javax.jcr.Session session,
                                    org.apache.jena.graph.Node topic)

Construct a statement listener within the given session

Parameters:

idTranslator - the id translator

session - the session

topic - the topic of the RDF statement

JcrPropertyStatementListener

public JcrPropertyStatementListener(IdentifierConverter<org.apache.jena.rdf.model.Resource,FedoraResource> idTranslator,
                                    JcrRdfTools jcrRdfTools,
                                    org.apache.jena.graph.Node topic)

Construct a statement listener within the given session This listener is not reusable across requests.

Parameters:

idTranslator - the id translator

jcrRdfTools - the jcr rdf tools

topic - the topic of the RDF statement

Method Detail

addedStatement

public void addedStatement(org.apache.jena.rdf.model.Statement input)

When a statement is added to the graph, serialize it to a JCR property

Specified by:

addedStatement in interface org.apache.jena.rdf.model.ModelChangedListener

Overrides:

addedStatement in class org.apache.jena.rdf.listeners.StatementListener

Parameters:

input - the input statement

removedStatement

public void removedStatement(org.apache.jena.rdf.model.Statement s)

When a statement is removed, remove it from the JCR properties

Specified by:

removedStatement in interface org.apache.jena.rdf.model.ModelChangedListener

Overrides:

removedStatement in class org.apache.jena.rdf.listeners.StatementListener

Parameters:

s - the given statement

assertNoExceptions

public void assertNoExceptions()

Assert that no exceptions were thrown while this listener was processing change