Examples with NodeValue org.apache.jena.sparql.expr.NodeValue used on opensource projects

Example 46 with NodeValue

use of org.apache.jena.sparql.expr.NodeValue in project jena by apache.

the class NodeValueOps method additionNV.

public static NodeValue additionNV(NodeValue nv1, NodeValue nv2) {
    ValueSpaceClassification vs1 = nv1.getValueSpace();
    ValueSpaceClassification vs2 = nv2.getValueSpace();
    if (vs1.equals(VSPACE_NUM) && vs2.equals(VSPACE_NUM))
        return XSDFuncOp.numAdd(nv1, nv2);
    if (vs1.equals(VSPACE_STRING) && vs2.equals(VSPACE_STRING))
        return NodeValue.makeString(nv1.asString() + nv2.asString());
    if (vs1.equals(VSPACE_DURATION) && vs2.equals(VSPACE_DURATION)) {
        // A lot of testing to keep it as derived types.
        boolean isDTDur = dtXSDdayTimeDuration.equals(nv1.getDatatypeURI()) && dtXSDdayTimeDuration.equals(nv2.getDatatypeURI());
        boolean isYMDur = dtXSDyearMonthDuration.equals(nv1.getDatatypeURI()) && dtXSDyearMonthDuration.equals(nv2.getDatatypeURI());
        Duration d3 = nv1.getDuration().add(nv2.getDuration());
        String lex = d3.toString();
        Node n;
        if (isDTDur)
            n = NodeFactoryExtra.createLiteralNode(lex, null, dtXSDdayTimeDuration);
        else if (isYMDur)
            n = NodeFactoryExtra.createLiteralNode(lex, null, dtXSDyearMonthDuration);
        else
            n = org.apache.jena.graph.NodeFactory.createLiteral(lex, XSDDatatype.XSDduration);
        return NodeValue.makeNodeDuration(d3, n);
    }
    // Loose style. Add any duration to any date or time value.
    if (vs1.equals(VSPACE_DATETIME) && vs2.equals(VSPACE_DURATION)) {
        XMLGregorianCalendar cal = nv1.getDateTime();
        XMLGregorianCalendar result = xsd_add(cal, nv2.getDuration());
        NodeValue r = NodeValue.makeDateTime(result);
        return r;
    }
    // Loose style. Add any duration to any date or time value.
    if (vs1.equals(VSPACE_DATE) && vs2.equals(VSPACE_DURATION)) {
        XMLGregorianCalendar cal = nv1.getDateTime();
        XMLGregorianCalendar result = xsd_add(cal, nv2.getDuration());
        NodeValue r = NodeValue.makeDate(result);
        return r;
    }
    // Loose style. Add any duration to any date or time value.
    if (vs1.equals(VSPACE_TIME) && vs2.equals(VSPACE_DURATION)) {
        // ONLY dayTime.
        XMLGregorianCalendar cal = nv1.getDateTime();
        XMLGregorianCalendar result = xsd_add(cal, nv2.getDuration());
        NodeValue r = NodeValue.makeNode(result.toXMLFormat(), XSDDatatype.XSDtime);
        return r;
    }
    if (isDT(vs2) && vs1.equals(VSPACE_DURATION))
        // Carefully ...
        return additionNV(nv2, nv1);
    throw new ExprEvalTypeException("Operator '+' : Undefined addition: " + nv1 + " and " + nv2);
}

Example 47 with NodeValue

use of org.apache.jena.sparql.expr.NodeValue in project jena by apache.

the class FunctionBase3 method exec.

@Override
public final NodeValue exec(List<NodeValue> args) {
    if (args == null)
        // The contract on the function interface is that this should not happen.
        throw new ARQInternalErrorException(Lib.className(this) + ": Null args list");
    if (args.size() != 3)
        throw new ExprEvalException(Lib.className(this) + ": Wrong number of arguments: Wanted 3, got " + args.size());
    NodeValue v1 = args.get(0);
    NodeValue v2 = args.get(1);
    NodeValue v3 = args.get(2);
    return exec(v1, v2, v3);
}

Example 48 with NodeValue

use of org.apache.jena.sparql.expr.NodeValue in project jena by apache.

the class FunctionBase5 method exec.

@Override
public final NodeValue exec(List<NodeValue> args) {
    if (// The contract on the function interface is that this should not happen.
    args == null) {
        throw new ARQInternalErrorException(Lib.className(this) + ": Null args list");
    }
    if (args.size() != 5) {
        throw new ExprEvalException(Lib.className(this) + ": Wrong number of arguments: Wanted 5, got " + args.size());
    }
    NodeValue v1 = args.get(0);
    NodeValue v2 = args.get(1);
    NodeValue v3 = args.get(2);
    NodeValue v4 = args.get(3);
    NodeValue v5 = args.get(4);
    return exec(v1, v2, v3, v4, v5);
}

Example 49 with NodeValue

use of org.apache.jena.sparql.expr.NodeValue in project jena by apache.

the class BuilderNode method buildInteger.

private static BigInteger buildInteger(Item item, boolean allowDefault) {
    if (allowDefault && item.equals(Item.defaultItem))
        return null;
    if (!item.isNode())
        BuilderLib.broken(item, "Not an integer: " + item);
    Node node = item.getNode();
    if (!node.isLiteral())
        BuilderLib.broken(item, "Not an integer: " + item);
    NodeValue nv = NodeValue.makeNode(node);
    if (!nv.isInteger())
        BuilderLib.broken(item, "Not an integer: " + item);
    return nv.getInteger();
}

Example 50 with NodeValue

use of org.apache.jena.sparql.expr.NodeValue in project jena by apache.

the class TestScriptFunction method script_2.

@Test
public void script_2() {
    NodeValue nv = eval("value", "<http://example/xyz>");
    assertNotNull(nv);
    assertTrue(nv.isString());
}