ubiware.util.saplbuilder
Class Resource

java.lang.Object
  ubiware.util.saplbuilder.Resource

All Implemented Interfaces:

Object, Predicate, Subject

public class Resource
extends java.lang.Object
implements Subject, Predicate, Object

Representation of a resource. A resource can be used as an Subject, Predicate and Object.

Since:

17 Aug 2010

Author:

Michael Cochez for Ubiware project

Constructor Summary

Resource(java.lang.String resource)
Creates a Resource from the given String representation.

Resource(java.lang.String prefix, java.lang.String qname)
Creates a Resource with the given prefix.

Resource(java.net.URI prefix, java.lang.String qname)
Creates a Resource with the given prefix.

Method Summary

static Resource	creatAnonymousNode()
static Resource	createUncheckedResource(java.lang.String resourceString) Creates a Resource without the need to catch checked exceptions.
static Resource	createUncheckedResource(java.net.URI prefix, java.lang.String qname) Creates a Resource without the need to catch checked exceptions.
boolean	equals(java.lang.Object obj)
void	generateSapl(java.lang.StringBuilder builder) Generate the s-apl representation for this subject.
int	hashCode()
java.lang.String	toString() Gives a String representation of this resource.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Resource

public Resource(java.net.URI prefix,
                java.lang.String qname)
         throws MalformedSaplException

Creates a Resource with the given prefix.

Parameters:

prefix - The prefix onto which the qname will be appended

qname - The qname of the resource.

Throws:

MalformedSaplException - In case the concatenation of prefix and qname does not result in a valid URI

Resource

public Resource(java.lang.String prefix,
                java.lang.String qname)
         throws MalformedSaplException

Creates a Resource with the given prefix.

Parameters:

prefix - The prefix onto which the qname will be appended

qname - The qname of the resource.

Throws:

MalformedSaplException - In case the concatenation of prefix and qname does not result in a valid URI

Resource

public Resource(java.lang.String resource)
         throws InvalidResourceException

Creates a Resource from the given String representation. The representation must have opening and closing rectangular braces.

Parameters:

resource - The resource in String form.

Throws:

InvalidResourceException - In case resource is not a valid URL.

Method Detail

creatAnonymousNode

public static Resource creatAnonymousNode()

createUncheckedResource

public static Resource createUncheckedResource(java.lang.String resourceString)

Creates a Resource without the need to catch checked exceptions. An Error is thrown if the resourceString is not a valid Resource representation.

Parameters:

resourceString - A String representing a resource.

Returns:

A Resource.

Throws:

java.lang.Error - If the resourceString does not represent a valid Resource.

createUncheckedResource

public static Resource createUncheckedResource(java.net.URI prefix,
                                               java.lang.String qname)

Creates a Resource without the need to catch checked exceptions. An Error is thrown if the preix and qname don't form a valid Resource together.

Parameters:

prefix - The prefix of the URI

qname - the qname which will be appended to the prefix to form the resource.

Returns:

A Resource.

Throws:

java.lang.Error - If the prefix and qname don't form a valid Resource together.

generateSapl

public void generateSapl(java.lang.StringBuilder builder)

Description copied from interface: Subject

Generate the s-apl representation for this subject.

Specified by:

generateSapl in interface Object

Specified by:

generateSapl in interface Predicate

Specified by:

generateSapl in interface Subject

Parameters:

builder - The StringBuilder on which the representation must be appended.

toString

public java.lang.String toString()

Gives a String representation of this resource. This means including angular brackets.

Overrides:

toString in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object