Package org.eclipse.lyo.oslc4j.trs.server

Class TRSUtil

java.lang.Object

org.eclipse.lyo.oslc4j.trs.server.TRSUtil

public class TRSUtil
extends Object

A utility class for TRS operations

Since:

2.3.0

Version:

$version-stub$

Field Summary

Fields

Modifier and Type	Field	Description
static final QName	dateModifiedQname
static final URI	NIL_URI

Constructor Summary

Constructors

Constructor	Description
TRSUtil()

Method Summary

Modifier and Type	Method	Description
static HistoryData	changeEventToHistoryData(ChangeEvent objToConvert)
static List<ChangeEvent>	getChangeEventsFromChangeLogJenaModel(Model changeLogJenaModel)	look for and return the change events inside the given rdf model
static List<Resource>	getResourcesWithTypeFromModel(Model model, String fullQualifiedRDFTypeName)	Return the list of resources from the rdf model with the given rdf type
static SimpleDateFormat	getXsdDateTimeFormat()	Get a new thread-safe DateFormat instance for XSD datetime.
static String	linkHeaderValue(Base base)	The value for the link header returned for each response for a base page
static Model	readJenaModelFromFile(String filePath)	return an rdf jena model object after reading it from the given file path
static String	urize(String uri)
static void	writeModelToFile(Model jenaModel, String filePath)	write the rdf model to the file with the given path in rdf/xml syntax

Methods inherited from class java.lang.Object

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

Field Details

NIL_URI

public static final URI NIL_URI

dateModifiedQname

public static final QName dateModifiedQname

Constructor Details

TRSUtil

public TRSUtil()

Method Details

getXsdDateTimeFormat

public static SimpleDateFormat getXsdDateTimeFormat()

Get a new thread-safe DateFormat instance for XSD datetime.

Returns:

a new SimpleDateFormat instance

getResourcesWithTypeFromModel

public static List<Resource> getResourcesWithTypeFromModel(Model model,
 String fullQualifiedRDFTypeName)

Return the list of resources from the rdf model with the given rdf type

Parameters:

model - the rdf model in which the resources will be looked 4

fullQualifiedRDFTypeName - the type of resources to look 4

Returns:

a list of rdf resources with the given type

getChangeEventsFromChangeLogJenaModel

public static List<ChangeEvent> getChangeEventsFromChangeLogJenaModel(Model changeLogJenaModel)
                                                               throws IllegalAccessException,
IllegalArgumentException,
InstantiationException,
InvocationTargetException,
SecurityException,
NoSuchMethodException,
DatatypeConfigurationException,
OslcCoreApplicationException,
URISyntaxException

look for and return the change events inside the given rdf model

Parameters:

changeLogJenaModel - the rdf model inside which the change events will be looked 4

Returns:

the list of change events found in the rdf model

Throws:

IllegalAccessException

IllegalArgumentException

InstantiationException

InvocationTargetException

SecurityException

NoSuchMethodException

DatatypeConfigurationException

OslcCoreApplicationException

URISyntaxException

readJenaModelFromFile

public static Model readJenaModelFromFile(String filePath)
                                   throws IOException

return an rdf jena model object after reading it from the given file path

Parameters:

filePath - the path of the file from which the rdf model shall be read

Returns:

the rdf model read from the file

Throws:

IOException

writeModelToFile

public static void writeModelToFile(Model jenaModel,
 String filePath)
                             throws IOException

write the rdf model to the file with the given path in rdf/xml syntax

Parameters:

jenaModel - rdf model to be written to file

filePath - path to which the file shall be written 2

Throws:

IOException

changeEventToHistoryData

public static HistoryData changeEventToHistoryData(ChangeEvent objToConvert)

linkHeaderValue

public static String linkHeaderValue(Base base)

The value for the link header returned for each response for a base page

Returns:

the link header value

urize

public static String urize(String uri)