Package fi.tuni.ens.atme.mei.prdquerylib

Class Client

java.lang.Object

fi.tuni.ens.atme.mei.prdquerylib.Client

public class Client
extends Object

Janaka Nawagamuwa created on 19/08/2021

Field Summary

Fields

Modifier and Type	Field	Description
static String	DEFAULT_PRD_ONTOLOGY_LOCATION	Default PRD model location
static String	PRODUCT_MODEL_NS	the product model ontology name space url

Constructor Summary

Constructors

Constructor	Description
Client()
Client(String fileName)

Method Summary

Modifier and Type	Method	Description
org.apache.jena.query.QueryExecution	loadTemplate(String name, Map<String,Object> params, boolean usePellet)	gets a query execution that is based on a sparql query in a file.
org.apache.jena.query.QueryExecution	loadTemplate(String name, Map<String,Object> params, Map<String,Object> litParams, boolean usePellet)	gets a query execution that is based on a sparql query in a file.
List<ProcessStep>	queryAllProcessSteps()
void	setPrdOntology(InputStream input)
void	setPrdOntology(String fileName)	Set the resource instance ontology of the client.

Methods inherited from class java.lang.Object

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

Field Detail

PRODUCT_MODEL_NS

public static final String PRODUCT_MODEL_NS

the product model ontology name space url

See Also:

Constant Field Values

DEFAULT_PRD_ONTOLOGY_LOCATION

public static final String DEFAULT_PRD_ONTOLOGY_LOCATION

Default PRD model location

See Also:

Constant Field Values

Constructor Detail

Client

public Client()

Client

public Client(String fileName)

Method Detail

setPrdOntology

public void setPrdOntology(String fileName)

Set the resource instance ontology of the client.

This assumes that the new ontology uses the same resource, capability and process taxonomy models that were processed when the client was built.

Parameters:

fileName - the ontology file or url

setPrdOntology

public void setPrdOntology(InputStream input)

queryAllProcessSteps

public List<ProcessStep> queryAllProcessSteps()

loadTemplate

public org.apache.jena.query.QueryExecution loadTemplate(String name,
                                                         Map<String,Object> params,
                                                         boolean usePellet)
                                                  throws IOException

gets a query execution that is based on a sparql query in a file.

Parameters:

name - the name of the query template

params - IRI parameters used to replace variables in the template with actual values. Represents resources in the ontology.

usePellet - true use pellet to execute query, false use Jena (no reasoning in query)

Returns:

query execution ready for execution

Throws:

IOException - if template file is not found

loadTemplate

public org.apache.jena.query.QueryExecution loadTemplate(String name,
                                                         Map<String,Object> params,
                                                         Map<String,Object> litParams,
                                                         boolean usePellet)
                                                  throws IOException

gets a query execution that is based on a sparql query in a file.

Parameters:

name - the name of the query template file

params - IRI parameters used to replace variables in the template with actual values. Represents resources in the ontology.

litParams - parameters that are literals e.g. strings, numbers

usePellet - true use pellet to execute query, false use Jena (no reasoning in query)

Returns:

query execution ready for execution

Throws:

IOException - if template file is not found