info.sswap.impl.empire.model
Class JenaModelFactory

java.lang.Object
  info.sswap.impl.empire.model.JenaModelFactory

public class JenaModelFactory
extends java.lang.Object

A factory that reads and creates Jena models in this implementation. It ensures that all models are read and initialized in the same way.

Author:

Blazej Bulka

Nested Class Summary

private static class

JenaModelFactory.ErrorHandler An internal error handler for errors encountered while parsing the model

Field Summary

private static JenaModelFactory

instance A singleton instance

Constructor Summary

private

JenaModelFactory()

Method Summary

com.hp.hpl.jena.rdf.model.Model	createEmptyModel() Creates an empty model
static JenaModelFactory	get() The getter for the singleton instance
com.hp.hpl.jena.rdf.model.Model	getModel(java.io.InputStream is) Gets a model read from an input stream
com.hp.hpl.jena.rdf.model.Model	getModel(java.io.InputStream is, java.lang.String format)
private com.hp.hpl.jena.rdf.model.RDFReader	getReader(com.hp.hpl.jena.rdf.model.Model m, java.lang.String format) Gets a reader for the model.

Methods inherited from class java.lang.Object

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

Field Detail

instance

private static JenaModelFactory instance

A singleton instance

Constructor Detail

JenaModelFactory

private JenaModelFactory()

Method Detail

get

public static JenaModelFactory get()

The getter for the singleton instance

Returns:

sole instance of the JenaModelFactory

getReader

private com.hp.hpl.jena.rdf.model.RDFReader getReader(com.hp.hpl.jena.rdf.model.Model m,
                                                      java.lang.String format)

Gets a reader for the model. For maximum performance, the reader is set to ignore redefinition of identifiers.

Parameters:

m - the model for which the reader should be created

Returns:

the reader

createEmptyModel

public com.hp.hpl.jena.rdf.model.Model createEmptyModel()

Creates an empty model

Returns:

the empty model

getModel

public com.hp.hpl.jena.rdf.model.Model getModel(java.io.InputStream is)
                                         throws DataAccessException

Gets a model read from an input stream

Parameters:

is - the input stream from which the model should be read

Returns:

the read model

Throws:

DataAccessException

getModel

public com.hp.hpl.jena.rdf.model.Model getModel(java.io.InputStream is,
                                                java.lang.String format)
                                         throws DataAccessException

Throws:

DataAccessException