java.lang.Object
- java.util.AbstractCollection<E>
- - java.util.AbstractSet<E>
  - - java.util.concurrent.CopyOnWriteArraySet<Link>
    - - org.restlet.ext.rdf.Graph

All Implemented Interfaces:

java.io.Serializable, java.lang.Iterable<Link>, java.util.Collection<Link>, java.util.Set<Link>
```
public class Graph
extends java.util.concurrent.CopyOnWriteArraySet<Link>
```
Graph composed of links. This also called a set of RDF statements or a RDF model.

Author:

Jerome Louvel

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor Description

Graph()
Default constructor.

Graph(Link defaultLink)
Constructor with a default link.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Link`	`add(java.lang.String sourceRef, java.lang.String typeRef, org.restlet.data.Reference targetRef)`	Creates then adds a link.
`Link`	`add(java.lang.String sourceRef, java.lang.String typeRef, Literal targetLit)`	Creates then adds a link.
`Link`	`add(java.lang.String sourceRef, org.restlet.data.Reference typeRef, org.restlet.data.Reference targetRef)`	Creates then adds a link.
`Link`	`add(java.lang.String sourceRef, org.restlet.data.Reference typeRef, Literal targetLit)`	Creates then adds a link.
`Link`	`add(org.restlet.data.Reference sourceRef, java.lang.String typeRef, org.restlet.data.Reference targetRef)`	Creates then adds a link.
`Link`	`add(org.restlet.data.Reference sourceRef, java.lang.String typeRef, Literal targetLit)`	Creates then adds a link.
`Link`	`add(org.restlet.data.Reference sourceRef, org.restlet.data.Reference typeRef, org.restlet.data.Reference targetRef)`	Creates then adds a link.
`Link`	`add(org.restlet.data.Reference sourceRef, org.restlet.data.Reference typeRef, Literal targetLit)`	Creates then adds a link.
`Link`	`add(Graph sourceGraph, org.restlet.data.Reference typeRef, org.restlet.data.Reference targetRef)`	Creates then adds a link.
`Link`	`add(Graph sourceGraph, org.restlet.data.Reference typeRef, Literal targetLit)`	Creates then adds a link.
`Link`	`addLiteral(java.lang.String sourceRef, java.lang.String typeRef, java.lang.String targetLit)`	Creates then adds a link.
`Link`	`addLiteral(Graph sourceGraph, java.lang.String typeRef, java.lang.String targetLit)`	Creates then adds a link.
`Link`	`addReference(java.lang.String sourceRef, java.lang.String typeRef, java.lang.String targetRef)`	Creates then adds a link.
`Link`	`addReference(Graph sourceGraph, java.lang.String typeRef, java.lang.String targetRef)`	Creates then adds a link.
`Link`	`getDefaultLink()`	Returns the default link that is used to complete new links.
`org.restlet.representation.Representation`	`getRdfN3Representation()`	Returns a representation in the RDF/n3 format.
`org.restlet.representation.Representation`	`getRdfNTriplesRepresentation()`	Returns a representation in the RDF/N-Triples format.
`org.restlet.representation.Representation`	`getRdfTurtleRepresentation()`	Returns a representation in the RDF/Turtle format.
`org.restlet.representation.Representation`	`getRdfXmlRepresentation()`	Returns a representation in the RDF/XML format.
`void`	`setDefaultLink(Link defaultLink)`	Sets the default link that is used to complete new links.

Methods inherited from class java.util.concurrent.CopyOnWriteArraySet
add, addAll, clear, contains, containsAll, equals, forEach, isEmpty, iterator, remove, removeAll, removeIf, retainAll, size, spliterator, toArray, toArray

Methods inherited from class java.util.AbstractSet
hashCode

Methods inherited from class java.util.AbstractCollection
toString

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Collection
parallelStream, stream, toArray

- Constructor Detail
  - Graph
```
public Graph()
```
    Default constructor.
  - Graph
```
public Graph(Link defaultLink)
```
    Constructor with a default link.
    
    Parameters:
    
    defaultLink - The link to use when adding links with missing properties.
- Method Detail
  - add
```
public Link add(Graph sourceGraph,
                org.restlet.data.Reference typeRef,
                Literal targetLit)
```
    Creates then adds a link. If one of the parameter is null, the value from getDefaultLink() is used instead if possible.
    
    Parameters:
    
    sourceGraph - The source graph.
    
    typeRef - The type reference.
    
    targetLit - The target literal.
    
    Returns:
    
    The created link.
  - add
```
public Link add(Graph sourceGraph,
                org.restlet.data.Reference typeRef,
                org.restlet.data.Reference targetRef)
```
    Creates then adds a link. If one of the parameter is null, the value from getDefaultLink() is used instead if possible.
    
    Parameters:
    
    sourceGraph - The source graph.
    
    typeRef - The type reference.
    
    targetRef - The target reference.
    
    Returns:
    
    The created link.
  - add
```
public Link add(org.restlet.data.Reference sourceRef,
                org.restlet.data.Reference typeRef,
                Literal targetLit)
```
    Creates then adds a link. If one of the parameter is null, the value from getDefaultLink() is used instead if possible.
    
    Parameters:
    
    sourceRef - The source resource reference.
    
    typeRef - The type reference.
    
    targetLit - The target literal.
    
    Returns:
    
    The created link.
  - add
```
public Link add(org.restlet.data.Reference sourceRef,
                org.restlet.data.Reference typeRef,
                org.restlet.data.Reference targetRef)
```
    Creates then adds a link. If one of the parameter is null, the value from getDefaultLink() is used instead if possible.
    
    Parameters:
    
    sourceRef - The source resource reference.
    
    typeRef - The type reference.
    
    targetRef - The target resource reference.
    
    Returns:
    
    The created link.
  - add
```
public Link add(org.restlet.data.Reference sourceRef,
                java.lang.String typeRef,
                Literal targetLit)
```
    Creates then adds a link. If one of the parameter is null, the value from getDefaultLink() is used instead if possible.
    
    Parameters:
    
    sourceRef - The source resource reference.
    
    typeRef - The type reference.
    
    targetLit - The target literal.
    
    Returns:
    
    The created link.
  - add
```
public Link add(org.restlet.data.Reference sourceRef,
                java.lang.String typeRef,
                org.restlet.data.Reference targetRef)
```
    Creates then adds a link. If one of the parameter is null, the value from getDefaultLink() is used instead if possible.
    
    Parameters:
    
    sourceRef - The source resource reference.
    
    typeRef - The type reference.
    
    targetRef - The target resource reference.
    
    Returns:
    
    The created link.
  - add
```
public Link add(java.lang.String sourceRef,
                org.restlet.data.Reference typeRef,
                Literal targetLit)
```
    Creates then adds a link. If one of the parameter is null, the value from getDefaultLink() is used instead if possible.
    
    Parameters:
    
    sourceRef - The source resource reference.
    
    typeRef - The type reference.
    
    targetLit - The target literal.
    
    Returns:
    
    The created link.
  - add
```
public Link add(java.lang.String sourceRef,
                org.restlet.data.Reference typeRef,
                org.restlet.data.Reference targetRef)
```
    Creates then adds a link. If one of the parameter is null, the value from getDefaultLink() is used instead if possible.
    
    Parameters:
    
    sourceRef - The source resource reference.
    
    typeRef - The type reference.
    
    targetRef - The target resource reference.
    
    Returns:
    
    The created link.
  - add
```
public Link add(java.lang.String sourceRef,
                java.lang.String typeRef,
                Literal targetLit)
```
    Creates then adds a link. If one of the parameter is null, the value from getDefaultLink() is used instead if possible.
    
    Parameters:
    
    sourceRef - The source resource reference.
    
    typeRef - The type reference.
    
    targetLit - The target literal.
    
    Returns:
    
    The created link.
  - add
```
public Link add(java.lang.String sourceRef,
                java.lang.String typeRef,
                org.restlet.data.Reference targetRef)
```
    Creates then adds a link. If one of the parameter is null, the value from getDefaultLink() is used instead if possible.
    
    Parameters:
    
    sourceRef - The source resource reference.
    
    typeRef - The type reference.
    
    targetRef - The target resource reference.
    
    Returns:
    
    The created link.
  - addLiteral
```
public Link addLiteral(Graph sourceGraph,
                       java.lang.String typeRef,
                       java.lang.String targetLit)
```
    Creates then adds a link. If one of the parameter is null, the value from getDefaultLink() is used instead if possible.
    
    Parameters:
    
    sourceGraph - The source graph.
    
    typeRef - The type reference.
    
    targetLit - The target literal.
    
    Returns:
    
    The created link.
  - addLiteral
```
public Link addLiteral(java.lang.String sourceRef,
                       java.lang.String typeRef,
                       java.lang.String targetLit)
```
    Creates then adds a link. If one of the parameter is null, the value from getDefaultLink() is used instead if possible.
    
    Parameters:
    
    sourceRef - The source resource reference.
    
    typeRef - The type reference.
    
    targetLit - The target literal.
    
    Returns:
    
    The created link.
  - addReference
```
public Link addReference(Graph sourceGraph,
                         java.lang.String typeRef,
                         java.lang.String targetRef)
```
    Creates then adds a link. If one of the parameter is null, the value from getDefaultLink() is used instead if possible.
    
    Parameters:
    
    sourceGraph - The source graph.
    
    typeRef - The type reference.
    
    targetRef - The target reference.
    
    Returns:
    
    The created link.
  - addReference
```
public Link addReference(java.lang.String sourceRef,
                         java.lang.String typeRef,
                         java.lang.String targetRef)
```
    Creates then adds a link. If one of the parameter is null, the value from getDefaultLink() is used instead if possible.
    
    Parameters:
    
    sourceRef - The source resource reference.
    
    typeRef - The type reference.
    
    targetRef - The target resource reference.
    
    Returns:
    
    The created link.
  - getDefaultLink
```
public Link getDefaultLink()
```
    Returns the default link that is used to complete new links.
    
    Returns:
    
    The default link that is used to complete new links.
  - getRdfN3Representation
```
public org.restlet.representation.Representation getRdfN3Representation()
```
    Returns a representation in the RDF/n3 format.
    
    Returns:
    
    A representation in the RDF/n3 format.
  - getRdfNTriplesRepresentation
```
public org.restlet.representation.Representation getRdfNTriplesRepresentation()
```
    Returns a representation in the RDF/N-Triples format.
    
    Returns:
    
    A representation in the RDF/N-Triples format.
  - getRdfTurtleRepresentation
```
public org.restlet.representation.Representation getRdfTurtleRepresentation()
```
    Returns a representation in the RDF/Turtle format.
    
    Returns:
    
    A representation in the RDF/Turtle format.
  - getRdfXmlRepresentation
```
public org.restlet.representation.Representation getRdfXmlRepresentation()
```
    Returns a representation in the RDF/XML format.
    
    Returns:
    
    A representation in the RDF/XML format.
  - setDefaultLink
```
public void setDefaultLink(Link defaultLink)
```
    Sets the default link that is used to complete new links.
    
    Parameters:
    
    defaultLink - The default link that is used to complete new links.

Constructor	Description
`Graph()`	Default constructor.
`Graph(Link defaultLink)`	Constructor with a default link.

Class Graph

Constructor Summary

Method Summary

Methods inherited from class java.util.concurrent.CopyOnWriteArraySet

Methods inherited from class java.util.AbstractSet

Methods inherited from class java.util.AbstractCollection

Methods inherited from class java.lang.Object

Methods inherited from interface java.util.Collection

Constructor Detail

Graph

Graph

Method Detail

add

add

add

add

add

add

add

add

add

add

addLiteral

addLiteral

addReference

addReference

getDefaultLink

getRdfN3Representation

getRdfNTriplesRepresentation

getRdfTurtleRepresentation

getRdfXmlRepresentation

setDefaultLink