edu.stanford.smi.protegex.owl.repository.impl
Class HTTPRepository

java.lang.Object
  edu.stanford.smi.protegex.owl.repository.impl.HTTPRepository

All Implemented Interfaces:

Repository

public class HTTPRepository

extends Object

implements Repository

User: matthewhorridge
The University Of Manchester
Medical Informatics Group
Date: Sep 18, 2005

matthew.horridge@cs.man.ac.uk
www.cs.man.ac.uk/~horridgm

Field Summary

private URI	ontologyName
private URL	ontologyURL

Constructor Summary

HTTPRepository(URL ontologyURL)

Method Summary

boolean	contains(URI ontologyName) Determines if the repository contains the specified ontology.
InputStream	getInputStream(URI ontologyName) Gets an inputstream to read the specified ontology from
URL	getLocation(URI ontologyName)
Collection	getOntologies() Gets the name of the ontologies that this repository contains.
String	getOntologyLocationDescription(URI ontologyName) Gets a description of where the specified ontology is located.
URL	getOntologyURL()
OutputStream	getOutputStream(URI ontologyName) Gets an output stream which can be used to write changes to the specified ontology.
String	getRepositoryDescription() Gets a description of the type of the repository.
String	getRepositoryDescriptor() Gets the descriptor for this repository.
boolean	isSystem() Determines if the ontology repository is a system repository.
boolean	isWritable(URI ontologyName) Determines if the specified ontology is writable.
void	refresh() Causes the repository to contain the latest information.
private void	update()

Methods inherited from class java.lang.Object

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

Field Detail

ontologyURL

private URL ontologyURL

ontologyName

private URI ontologyName

Constructor Detail

HTTPRepository

public HTTPRepository(URL ontologyURL)

Method Detail

getRepositoryDescriptor

public String getRepositoryDescriptor()

Description copied from interface: Repository

Gets the descriptor for this repository. This is used to serialise the repository in a list of the available repositories.

Specified by:

getRepositoryDescriptor in interface Repository

getOntologyLocationDescription

public String getOntologyLocationDescription(URI ontologyName)

Description copied from interface: Repository

Gets a description of where the specified ontology is located.

Specified by:

getOntologyLocationDescription in interface Repository

Parameters:

ontologyName - The name of the ontology.

Returns:

A String description of the location of the ontology, for example, "file:/Users/Blah/Blah/Blah". This return value will be an empty String if the repository does not contain the specified ontology.

update

private void update()

isSystem

public boolean isSystem()

Description copied from interface: Repository

Determines if the ontology repository is a system repository.

Specified by:

isSystem in interface Repository

getOntologyURL

public URL getOntologyURL()

contains

public boolean contains(URI ontologyName)

Description copied from interface: Repository

Determines if the repository contains the specified ontology.

Specified by:

contains in interface Repository

Parameters:

ontologyName - The name of the ontology.

refresh

public void refresh()

Description copied from interface: Repository

Causes the repository to contain the latest information.

Specified by:

refresh in interface Repository

getOntologies

public Collection getOntologies()

Description copied from interface: Repository

Gets the name of the ontologies that this repository contains.

Specified by:

getOntologies in interface Repository

Returns:

A Collection containing URIs.

getLocation

public URL getLocation(URI ontologyName)

getInputStream

public InputStream getInputStream(URI ontologyName)
                           throws IOException

Description copied from interface: Repository

Gets an inputstream to read the specified ontology from

Specified by:

getInputStream in interface Repository

Parameters:

ontologyName - The name of the ontology.

Returns:

an InputStream to read the ontology from, or null if the repository does not contain the ontology or the ontology cannot be retrieved.

Throws:

IOException

isWritable

public boolean isWritable(URI ontologyName)

Description copied from interface: Repository

Determines if the specified ontology is writable.

Specified by:

isWritable in interface Repository

Parameters:

ontologyName -

Returns:

true if the ontology is writable, or false if the ontology is not writable.

getOutputStream

public OutputStream getOutputStream(URI ontologyName)
                             throws IOException

Description copied from interface: Repository

Gets an output stream which can be used to write changes to the specified ontology.

Specified by:

getOutputStream in interface Repository

Parameters:

ontologyName - The ontology to be written

Returns:

an OutputStream that can be used to write changes to the ontology, or null if the ontology is not writable.

Throws:

IOException

getRepositoryDescription

public String getRepositoryDescription()

Description copied from interface: Repository

Gets a description of the type of the repository. For example, "Local folder".

Specified by:

getRepositoryDescription in interface Repository