ch.uzh.ifi.attempto.acewiki.core
Class OntologyExporter

java.lang.Object
  ch.uzh.ifi.attempto.acewiki.core.OntologyExporter

Direct Known Subclasses:

ACELexiconExporter, ACETextExporter, AceWikiDataExporter, LexiconTableExporter, OWLXMLExporter, StatementTableExporter

public abstract class OntologyExporter
extends java.lang.Object

This abstract class is used to export AceWiki ontologies in different formats.

Author:

Tobias Kuhn

Constructor Summary

protected

OntologyExporter() Creates a new exporter.

Method Summary

void	export(java.io.OutputStream outputStream) Writes the export content into the given output stream.
abstract java.lang.String	getContentType() Returns the content type for the given export type.
abstract java.lang.String	getFileSuffix() Returns the file suffix for the given export type.
abstract java.lang.String	getName() Returns the name of this exporter as shown to the user.
protected Ontology	getOntology() Returns the AceWiki ontology for this exporter.
protected java.util.List<OntologyElement>	getOntologyElements() Returns the list of all ontology elements.
protected java.io.OutputStream	getOutputStream() Returns the current output stream.
abstract boolean	isApplicable() Returns whether this ontology exporter is applicable in the current context.
protected void	write(java.lang.String str) Writes the given string into the current output stream.
protected abstract void	writeContent() This internal method should write the export content.

Methods inherited from class java.lang.Object

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

Constructor Detail

OntologyExporter

protected OntologyExporter()

Creates a new exporter.

Method Detail

export

public void export(java.io.OutputStream outputStream)

Writes the export content into the given output stream. The stream is closed at the end.

Parameters:

outputStream - The output stream.

isApplicable

public abstract boolean isApplicable()

Returns whether this ontology exporter is applicable in the current context.

Returns:

true if this ontology exporter is applicable.

getName

public abstract java.lang.String getName()

Returns the name of this exporter as shown to the user.

Returns:

The name of this exporter.

writeContent

protected abstract void writeContent()
                              throws java.io.IOException

This internal method should write the export content.

Throws:

java.io.IOException - when an IO problem occurs.

getFileSuffix

public abstract java.lang.String getFileSuffix()

Returns the file suffix for the given export type.

Returns:

The file suffix.

getContentType

public abstract java.lang.String getContentType()

Returns the content type for the given export type.

Returns:

The content type.

getOntology

protected Ontology getOntology()

Returns the AceWiki ontology for this exporter.

Returns:

The AceWiki ontology.

getOntologyElements

protected java.util.List<OntologyElement> getOntologyElements()

Returns the list of all ontology elements.

Returns:

The ontology elements.

getOutputStream

protected java.io.OutputStream getOutputStream()

Returns the current output stream.

Returns:

The current output stream.

write

protected void write(java.lang.String str)
              throws java.io.IOException

Writes the given string into the current output stream.

Parameters:

str - The string to be written.

Throws:

java.io.IOException - when an IO problem occurs.