Axiom (Stardog-9.0.0 API)

All Superinterfaces:

java.lang.Iterable<Statement>

All Known Subinterfaces:

Axiom.ClassExpression, Axiom.Datatype, Axiom.NamedDatatype, Axiom.PropertyExpression

All Known Implementing Classes:

com.stardog.stark.impl.AxiomImpl, Axioms.ExpressionList, Axioms.RestrictedDatatype
```
public interface Axiom
extends java.lang.Iterable<Statement>
```
An OWL Axiom

Axioms can be represented as their corresponding RDF triples wrt to the OWL to RDF mapping.

Since:

1.0

Version:

1.0

Author:

Michael Grove

See Also:

OWL to RDF Mapping

Nested Class Summary

Nested Classes
Modifier and Type	Interface	Description
`static interface`	`Axiom.ClassExpression`	An expression about a class
`static interface`	`Axiom.Datatype`	A datatype expression
`static interface`	`Axiom.NamedDatatype`	A named datatype expression
`static interface`	`Axiom.PropertyExpression`	An expression about a property

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`Resource`	`mainNode()`	The subject of the main triple
`default java.util.Set<Statement>`	`toGraph()`	The Axiom as one or more RDF statements

Methods inherited from interface java.lang.Iterable
forEach, iterator, spliterator

- Method Detail
  - mainNode
```
@Nullable
Resource mainNode()
```
    The subject of the main triple
    
    Returns:
    
    the main node
    
    See Also:
    
    Table 1 in Translation of Axioms, Main Triple
  - toGraph
```
default java.util.Set<Statement> toGraph()
```
    The Axiom as one or more RDF statements
    
    Returns:
    
    the Axiom as RDF