Module P2OWL2generator

Package OWL2generator

Class WriteClassStructure

java.lang.Object

OWL2generator.WriteClassStructure

public class WriteClassStructure
extends java.lang.Object

The WriteClassStructure class processes a tab-indented text file (maintaining conformity with Protégé's requirements in this regard) and generates OWL code representing class hierarchies within a Java framework for OWL/XML ontology creation. This class contributes to the ontology generation process by establishing the class structure, including inheritance relationships and potential disjointness constraints.

Key Functionalities:

Reads Class Definitions: Parses a text file containing class names with indentation levels indicating their hierarchical relationships.

Identifies Subclasses: Analyzes the indentation structure to determine subclass relationships between classes.

Generates OWL Class Declarations: Creates OWL code snippets to declare all classes within the ontology.

Generates Subclass Axioms: Writes OWL code to define subclass relationships between identified classes.

Handles Disjoint Classes (Optional): Optionally generates OWL constructs to specify that certain classes are mutually exclusive (cannot have overlapping instances).

Handles File I/O: Manages file reading and writing operations.

Environment:

• IDE: Eclipse IDE for Java Developers
• Version: 2021-12 (4.22.0)
• Build id: 20211202-1639
• HW Model Name: iMac, MacOS Monterey, 12.5.1
• Processor Name: Quad-Core Intel Core i5
• Processor Speed: 3.2 GHz
• Memory: 32 GB 1867 MHz DDR3
• Disk: APPLE SSD SM0256G
• Serial: DGKRC080GG7V

Since:

2024/06/26

Version:

1-001

Author:

Edit Hlaszny (https://www.hlaszny.eu/ edithlaszny@gmail.com)

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private class	WriteClassStructure.ClassEntity

Field Summary

Fields

Modifier and Type	Field	Description
private java.lang.String	baseURI
private boolean	classDisjunctness
private int	countOfClasses
private int	countOfSubclasses
private java.lang.String	inFilePath
private int	maxIndentation
private java.lang.String	outFilePath
private OWL2_Generator	OWL2G
private java.io.FileWriter	writer

Constructor Summary

Constructors

Constructor	Description
WriteClassStructure(java.lang.String tabIndentedClassStructure, java.lang.String outFilePath, java.lang.String baseURI, boolean eachClassIsDisjunct)

Method Summary

Modifier and Type	Method	Description
private int	countIndentation(java.lang.String line)
private void	genClasses(java.util.ArrayList<WriteClassStructure.ClassEntity> classList)
private void	genDisjunctClasses(java.util.ArrayList<WriteClassStructure.ClassEntity> classList)
private void	genSubClasses(java.util.ArrayList<WriteClassStructure.ClassEntity> classList)
private java.util.ArrayList<WriteClassStructure.ClassEntity>	readClassNames()
(package private) void	writeContent()
void	writeXMLcontent()

Methods inherited from class java.lang.Object

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

Field Details

baseURI

private java.lang.String baseURI

classDisjunctness

private boolean classDisjunctness

countOfClasses

private int countOfClasses

countOfSubclasses

private int countOfSubclasses

inFilePath

private java.lang.String inFilePath

maxIndentation

private int maxIndentation

outFilePath

private java.lang.String outFilePath

OWL2G

private OWL2_Generator OWL2G

writer

private java.io.FileWriter writer

Constructor Details

WriteClassStructure

WriteClassStructure(java.lang.String tabIndentedClassStructure, java.lang.String outFilePath, java.lang.String baseURI, boolean eachClassIsDisjunct)

Method Details

writeContent

void writeContent()

writeXMLcontent

public void writeXMLcontent() throws java.io.IOException

Throws:

java.io.IOException

countIndentation

private int countIndentation(java.lang.String line)

genDisjunctClasses

private void genDisjunctClasses(java.util.ArrayList<WriteClassStructure.ClassEntity> classList) throws java.io.IOException

Throws:

java.io.IOException

genClasses

private void genClasses(java.util.ArrayList<WriteClassStructure.ClassEntity> classList) throws java.io.IOException

Throws:

java.io.IOException

genSubClasses

private void genSubClasses(java.util.ArrayList<WriteClassStructure.ClassEntity> classList) throws java.io.IOException

Throws:

java.io.IOException

readClassNames

private java.util.ArrayList<WriteClassStructure.ClassEntity> readClassNames() throws java.io.IOException

Throws:

java.io.IOException