Examples with ResultBuffer org.eclipse.wst.xml.xpath2.api.ResultBuffer used on opensource projects

Example 1 with ResultBuffer

use of org.eclipse.wst.xml.xpath2.api.ResultBuffer in project webtools.sourceediting by eclipse.

the class FnBaseUri method getBaseUri.

/*
	 * Helper function for base-uri support
	 */
public static ResultSequence getBaseUri(Item att) {
    ResultBuffer rs = new ResultBuffer();
    XSAnyURI baseUri = null;
    if (att instanceof NodeType) {
        NodeType node = (NodeType) att;
        Node domNode = node.node_value();
        String buri = domNode.getBaseURI();
        if (buri != null) {
            baseUri = new XSAnyURI(buri);
        } else {
            baseUri = new XSAnyURI("null");
        }
    }
    if (baseUri != null) {
        rs.add(baseUri);
    }
    return rs.getSequence();
}

Example 2 with ResultBuffer

use of org.eclipse.wst.xml.xpath2.api.ResultBuffer in project webtools.sourceediting by eclipse.

the class FnIDREF method processChildNodes.

private static ResultBuffer processChildNodes(Node node, List ids, ResultBuffer rs, EvaluationContext ec) {
    if (!node.hasChildNodes()) {
        return rs;
    }
    NodeList nodeList = node.getChildNodes();
    for (int nodecnt = 0; nodecnt < nodeList.getLength(); nodecnt++) {
        Node childNode = nodeList.item(nodecnt);
        if (childNode.getNodeType() == Node.ELEMENT_NODE && !isDuplicate(childNode, rs)) {
            ElementType element = new ElementType((Element) childNode, ec.getStaticContext().getTypeModel());
            if (element.isIDREF()) {
                if (hasID(ids, childNode)) {
                    rs.add(element);
                }
            }
            rs = processAttributes(childNode, ids, rs, ec);
            rs = processChildNodes(childNode, ids, rs, ec);
        }
    }
    return rs;
}

Example 3 with ResultBuffer

use of org.eclipse.wst.xml.xpath2.api.ResultBuffer in project webtools.sourceediting by eclipse.

the class FnInScopePrefixes method inScopePrefixes.

/**
 * Prefix-from-QName operation.
 *
 * @param args
 *            Result from the expressions evaluation.
 * @throws DynamicError
 *             Dynamic error.
 * @return Result of fn:prefix-from-QName operation.
 */
public static ResultSequence inScopePrefixes(Collection args, DynamicContext dc) throws DynamicError {
    // Collection cargs = Function.convert_arguments(args, expected_args());
    Collection cargs = args;
    ResultSequence arg1 = (ResultSequence) cargs.iterator().next();
    if (arg1.empty())
        return ResultBuffer.EMPTY;
    ResultBuffer rs = new ResultBuffer();
    Item anytype = arg1.item(0);
    if (!(anytype instanceof ElementType)) {
        throw new DynamicError(TypeError.invalid_type(null));
    }
    ElementType element = (ElementType) anytype;
    List prefixList = lookupPrefixes(element);
    createPrefixResultSet(rs, prefixList);
    return rs.getSequence();
}

Example 4 with ResultBuffer

use of org.eclipse.wst.xml.xpath2.api.ResultBuffer in project webtools.sourceediting by eclipse.

the class FnInsertBefore method insert_before.

/**
 * Insert-Before operation.
 *
 * @param args
 *            Result from the expressions evaluation.
 * @throws DynamicError
 *             Dynamic error.
 * @return Result of fn:insert-before operation.
 */
public static ResultSequence insert_before(Collection args) throws DynamicError {
    assert args.size() == 3;
    ResultBuffer rs = new ResultBuffer();
    // get args
    Iterator citer = args.iterator();
    ResultSequence target = (ResultSequence) citer.next();
    ResultSequence arg2 = (ResultSequence) citer.next();
    ResultSequence inserts = (ResultSequence) citer.next();
    // sanity chex
    if (arg2.size() != 1)
        DynamicError.throw_type_error();
    Item at = arg2.first();
    if (!(at instanceof XSInteger))
        DynamicError.throw_type_error();
    // XXX cloning!
    if (target.empty())
        return inserts;
    if (inserts.empty())
        return target;
    int position = ((XSInteger) at).int_value().intValue();
    if (position < 1)
        position = 1;
    int target_size = target.size();
    if (position > target_size)
        position = target_size + 1;
    int curpos = 1;
    for (Iterator i = target.iterator(); i.hasNext(); ) {
        at = (AnyType) i.next();
        if (curpos == position)
            rs.concat(inserts);
        rs.add(at);
        curpos++;
    }
    if (curpos == position)
        rs.concat(inserts);
    return rs.getSequence();
}

Example 5 with ResultBuffer

use of org.eclipse.wst.xml.xpath2.api.ResultBuffer in project webtools.sourceediting by eclipse.

the class Function method convert_argument.

// convert argument according to section 3.1.5 of xpath 2.0 spec
/**
 * Convert the input argument according to section 3.1.5 of specification.
 *
 * @param arg
 *            input argument.
 * @param expected
 *            Expected Sequence type.
 * @throws DynamicError
 *             Dynamic error.
 * @return Converted argument.
 */
public static org.eclipse.wst.xml.xpath2.api.ResultSequence convert_argument(org.eclipse.wst.xml.xpath2.api.ResultSequence arg, SeqType expected) throws DynamicError {
    ResultBuffer result = new ResultBuffer();
    // XXX: Should use type_class instead and use item.getClass().isAssignableTo(expected.type_class())
    AnyType expected_type = expected.type();
    // expected is atomic
    if (expected_type instanceof AnyAtomicType) {
        AnyAtomicType expected_aat = (AnyAtomicType) expected_type;
        // atomize
        org.eclipse.wst.xml.xpath2.api.ResultSequence rs = FnData.atomize(arg);
        // cast untyped to expected type
        for (Iterator i = rs.iterator(); i.hasNext(); ) {
            AnyType item = (AnyType) i.next();
            if (item instanceof XSUntypedAtomic) {
                // create a new item of the expected
                // type initialized with from the string
                // value of the item
                ResultSequence converted = null;
                if (expected_aat instanceof XSString) {
                    XSString strType = new XSString(item.getStringValue());
                    converted = ResultSequenceFactory.create_new(strType);
                } else {
                    converted = ResultSequenceFactory.create_new(item);
                }
                result.concat(converted);
            } else // xs:anyURI promotion to xs:string
            if (item instanceof XSAnyURI && expected_aat instanceof XSString) {
                result.add(new XSString(item.getStringValue()));
            } else // numeric type promotion
            if (item instanceof NumericType) {
                if (expected_aat instanceof XSDouble) {
                    XSDouble doubleType = new XSDouble(item.getStringValue());
                    result.add(doubleType);
                } else {
                    result.add(item);
                }
            } else {
                result.add(item);
            }
        }
        // do sequence type matching on converted arguments
        return expected.match(result.getSequence());
    } else {
        // do sequence type matching on converted arguments
        return expected.match(arg);
    }
}