Examples with Resource org.apache.jena.rdf.model.Resource used on opensource projects

Example 26 with Resource

use of org.apache.jena.rdf.model.Resource in project jena by apache.

the class SomeValuesFromRestrictionImpl method getSomeValuesFrom.

/**
     * <p>Answer the resource characterising the constraint on at least one value of the restricted property. This may be
     * a class, the URI of a concrete datatype, a DataRange object or the URI rdfs:Literal.</p>
     * @return A resource, which will have been pre-converted to the appropriate Java value type
     *        ({@link OntClass} or {@link DataRange}) if appropriate.
     * @exception ProfileException If the {@link Profile#SOME_VALUES_FROM()} property is not supported in the current language profile.
     */
@Override
public Resource getSomeValuesFrom() {
    checkProfile(getProfile().SOME_VALUES_FROM(), "SOME_VALUES_FROM");
    Resource r = (Resource) getRequiredProperty(getProfile().SOME_VALUES_FROM()).getObject();
    boolean currentStrict = ((OntModel) getModel()).strictMode();
    ((OntModel) getModel()).setStrictMode(true);
    try {
        if (r.canAs(OntClass.class)) {
            // all values from a class
            return r.as(OntClass.class);
        } else if (r.canAs(DataRange.class)) {
            // all values from a given data range
            return r.as(DataRange.class);
        } else {
            // must be a datatype ID or rdfs:Literal
            return r;
        }
    } finally {
        ((OntModel) getModel()).setStrictMode(currentStrict);
    }
}

Example 27 with Resource

use of org.apache.jena.rdf.model.Resource in project jena by apache.

the class AllValuesFromRestrictionImpl method getAllValuesFrom.

/**
     * <p>Answer the resource characterising the constraint on all values of the restricted property. This may be
     * a class, the URI of a concrete datatype, a DataRange object or the URI rdfs:Literal.</p>
     * @return A resource, which will have been pre-converted to the appropriate Java value type
     *        ({@link OntClass} or {@link DataRange}) if appropriate.
     * @exception ProfileException If the {@link Profile#ALL_VALUES_FROM()} property is not supported in the current language profile.
     */
@Override
public Resource getAllValuesFrom() {
    checkProfile(getProfile().ALL_VALUES_FROM(), "ALL_VALUES_FROM");
    Resource r = (Resource) getRequiredProperty(getProfile().ALL_VALUES_FROM()).getObject();
    boolean currentStrict = ((OntModel) getModel()).strictMode();
    ((OntModel) getModel()).setStrictMode(true);
    try {
        if (r.canAs(OntClass.class)) {
            // all values from a class
            return r.as(OntClass.class);
        } else if (r.canAs(DataRange.class)) {
            // all values from a given data range
            return r.as(DataRange.class);
        } else {
            // must be a datatype ID or rdfs:Literal
            return r;
        }
    } finally {
        ((OntModel) getModel()).setStrictMode(currentStrict);
    }
}

Example 28 with Resource

use of org.apache.jena.rdf.model.Resource in project jena by apache.

the class TestGenericRuleReasonerConfig method testLoadsRulesViaRuleSetStrings.

private void testLoadsRulesViaRuleSetStrings(String ns) {
    String ruleA = "[R: (?x rdf:type eg:Thing) -> (?x eg:thing true)]";
    String ruleB = "[S: (?x rdf:type eg:Thung) -> (?x eg:thing false)]";
    Set<Rule> rules = rulesFromTwoStrings(ruleA, ruleB);
    String modelString = "x <ns>:ruleSet _x; _x <ns>:hasRule '<A>'; _x <ns>:hasRule '<B>'".replaceAll("<ns>", ns).replaceAll("<A>", ruleA.replaceAll(" ", "\\\\\\\\s")).replaceAll("<B>", ruleB.replaceAll(" ", "\\\\\\\\s"));
    Resource r = resourceInModel(modelString);
    GenericRuleReasoner grr = new GenericRuleReasoner(null, r);
    assertEquals(rules, new HashSet<>(grr.getRules()));
}

Example 29 with Resource

use of org.apache.jena.rdf.model.Resource in project jena by apache.

the class SDBConnectionDesc method worker.

private static SDBConnectionDesc worker(Model m) {
    Resource r = GraphUtils.getResourceByType(m, AssemblerVocab.SDBConnectionAssemblerType);
    if (r == null)
        throw new SDBException("Can't find connection description");
    SDBConnectionDesc desc = (SDBConnectionDesc) AssemblerBase.general.open(r);
    desc.initJDBC();
    return desc;
}

Example 30 with Resource

use of org.apache.jena.rdf.model.Resource in project jena by apache.

the class CmdDescAssembler method open.

/* This SPARQL query will process arguments 
PREFIX acmd:     <http://jena.hpl.hp.com/2007/sdb#>
PREFIX rdf:      <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX list:    <http://jena.apache.org/ARQ/list#>

SELECT ?name ?value
{ ?x rdf:type acmd:Cmd ;
     acmd:args ?args .

  { ?args list:member [ acmd:name ?name  ; acmd:value  ?value ] }
UNION
  { ?args list:member ?e .
    OPTIONAL { ?e acmd:name ?name }
    FILTER (!bound(?name)) .
    ?e acmd:value ?value .
  }
UNION
  { ?args list:member ?value . FILTER isLiteral(?value) }
}     
     */
@Override
public Object open(Assembler a, Resource root, Mode mode) {
    CmdDesc cd = new CmdDesc();
    String main = GraphUtils.getStringValue(root, AssemblerVocab.pMain);
    if (main == null)
        main = GraphUtils.getStringValue(root, AssemblerVocab.pClassname);
    cd.setCmd(main);
    Resource x = GraphUtils.getResourceValue(root, AssemblerVocab.pArgs);
    if (x != null) {
        for (; !x.equals(RDF.nil); ) {
            RDFNode e = x.getRequiredProperty(RDF.first).getObject();
            // Move to next list item
            x = x.getRequiredProperty(RDF.rest).getResource();
            // Either : a literal or a named pair.
            if (e.isLiteral()) {
                cd.addPosn(((Literal) e).getString());
                continue;
            }
            Resource entry = (Resource) e;
            String name = GraphUtils.getStringValue(entry, AssemblerVocab.pArgName);
            String value = GraphUtils.getStringValue(entry, AssemblerVocab.pArgValue);
            if (value == null)
                throw new CommandAssemblerException(entry, "Strange entry: " + entry);
            if (name != null)
                cd.addNamedArg(name, value);
            else
                cd.addPosn(value);
        }
    }
    return cd;
}