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

Example 6 with DynamicContext

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

the class FnDeepEqual method deep_equal_atomic.

/**
 * Deep-Equal boolean operation for inputs of any atomic type.
 *
 * @param one
 *            input1 xpath expression/variable.
 * @param two
 *            input2 xpath expression/variable.
 * @return Result of fn:deep-equal operation.
 */
public static boolean deep_equal_atomic(AnyAtomicType one, AnyAtomicType two, DynamicContext context, String collationURI) {
    if (!(one instanceof CmpEq))
        return false;
    if (!(two instanceof CmpEq))
        return false;
    CmpEq a = (CmpEq) one;
    try {
        if (isNumeric(one, two)) {
            NumericType numeric = (NumericType) one;
            if (numeric.eq(two, context)) {
                return true;
            } else {
                XSString value1 = new XSString(one.getStringValue());
                if (value1.eq(two, context)) {
                    return true;
                }
            }
        }
        if (a.eq(two, context))
            return true;
        if (needsStringComparison(one, two)) {
            XSString xstr1 = new XSString(one.getStringValue());
            XSString xstr2 = new XSString(two.getStringValue());
            if (FnCompare.compare_string(collationURI, xstr1, xstr2, context).equals(BigInteger.ZERO)) {
                return true;
            }
        }
        return false;
    } catch (DynamicError err) {
        // XXX ???
        return false;
    }
}

Example 7 with DynamicContext

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

the class FnDistinctValues method distinct_values.

/**
 * Distinct-values operation.
 *
 * @param args
 *            Result from the expressions evaluation.
 * @throws DynamicError
 *             Dynamic error.
 * @return Result of fn:distinct-values operation.
 */
public static ResultSequence distinct_values(Collection args, DynamicContext context) throws DynamicError {
    ResultBuffer rs = new ResultBuffer();
    // get args
    Iterator citer = args.iterator();
    ResultSequence arg1 = (ResultSequence) citer.next();
    ResultSequence arg2 = ResultBuffer.EMPTY;
    if (citer.hasNext()) {
        arg2 = (ResultSequence) citer.next();
    }
    String collationURI = context.getCollationProvider().getDefaultCollation();
    if (!arg2.empty()) {
        XSString collation = (XSString) arg2.item(0);
        collationURI = collation.getStringValue();
    }
    for (Iterator iter = arg1.iterator(); iter.hasNext(); ) {
        AnyAtomicType atomizedItem = (AnyAtomicType) FnData.atomize((Item) iter.next());
        if (!contains(rs, atomizedItem, context, collationURI))
            rs.add(atomizedItem);
    }
    return rs.getSequence();
}

Example 8 with DynamicContext

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

the class FnMin method min.

/**
 * Min operation.
 *
 * @param args
 *            Result from the expressions evaluation.
 * @param dynamic
 *            Dynamic context
 * @throws DynamicError
 *             Dynamic error.
 * @return Result of fn:min operation.
 */
public static ResultSequence min(Collection args, DynamicContext context) throws DynamicError {
    ResultSequence arg = FnMax.get_arg(args, CmpLt.class);
    if (arg.empty())
        return ResultSequenceFactory.create_new();
    CmpLt max = null;
    TypePromoter tp = new ComparableTypePromoter();
    tp.considerSequence(arg);
    for (Iterator i = arg.iterator(); i.hasNext(); ) {
        AnyAtomicType conv = tp.promote((AnyType) i.next());
        if (conv != null) {
            if (conv instanceof XSDouble && ((XSDouble) conv).nan() || conv instanceof XSFloat && ((XSFloat) conv).nan()) {
                return ResultSequenceFactory.create_new(tp.promote(new XSFloat(Float.NaN)));
            }
            if (max == null || ((CmpLt) conv).lt((AnyType) max, context)) {
                max = (CmpLt) conv;
            }
        }
    }
    return ResultSequenceFactory.create_new((AnyType) max);
}

Example 9 with DynamicContext

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

the class FnIndexOf method index_of.

/**
 * Index-Of operation.
 *
 * @param args
 *            Result from the expressions evaluation.
 * @param dynamicContext
 * @throws DynamicError
 *             Dynamic error.
 * @return Result of fn:index-of operation.
 */
public static ResultSequence index_of(Collection args, DynamicContext dc) {
    Function.convert_arguments(args, expected_args());
    // get args
    Iterator citer = args.iterator();
    ResultSequence arg1 = (ResultSequence) citer.next();
    ResultSequence arg2 = (ResultSequence) citer.next();
    if (arg1.empty()) {
        return ResultBuffer.EMPTY;
    }
    // sanity chex
    if (arg2.size() != 1)
        DynamicError.throw_type_error();
    String collationUri = dc.getCollationProvider().getDefaultCollation();
    if (citer.hasNext()) {
        ResultSequence arg3 = (ResultSequence) citer.next();
        if (!arg3.empty()) {
            XSString collation = (XSString) arg3.first();
            collationUri = collation.getStringValue();
        }
    }
    ResultBuffer rb = new ResultBuffer();
    AnyAtomicType at = (AnyAtomicType) arg2.first();
    get_comparable(at);
    int index = 1;
    for (Iterator i = arg1.iterator(); i.hasNext(); ) {
        AnyType cmptype = (AnyType) i.next();
        get_comparable(cmptype);
        if (!(at instanceof CmpEq))
            continue;
        if (isBoolean(cmptype, at)) {
            XSBoolean boolat = (XSBoolean) cmptype;
            if (boolat.eq(at, dc)) {
                rb.add(new XSInteger(BigInteger.valueOf(index)));
            }
        } else if (isNumeric(cmptype, at)) {
            NumericType numericat = (NumericType) at;
            if (numericat.eq(cmptype, dc)) {
                rb.add(new XSInteger(BigInteger.valueOf(index)));
            }
        } else if (isDuration(cmptype, at)) {
            XSDuration durat = (XSDuration) at;
            if (durat.eq(cmptype, dc)) {
                rb.add(new XSInteger(BigInteger.valueOf(index)));
            }
        } else if (at instanceof QName && cmptype instanceof QName) {
            QName qname = (QName) at;
            if (qname.eq(cmptype, dc)) {
                rb.add(new XSInteger(BigInteger.valueOf(index)));
            }
        } else if (needsStringComparison(cmptype, at)) {
            XSString xstr1 = new XSString(cmptype.getStringValue());
            XSString itemStr = new XSString(at.getStringValue());
            if (FnCompare.compare_string(collationUri, xstr1, itemStr, dc).equals(BigInteger.ZERO)) {
                rb.add(new XSInteger(BigInteger.valueOf(index)));
            }
        }
        index++;
    }
    return rb.getSequence();
}

Example 10 with DynamicContext

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

the class FnAdjustDateToTimeZone method adjustDate.

/**
 * Evaluate the function using the arguments passed.
 *
 * @param args
 *            Result from the expressions evaluation.
 * @param sc
 *            Result of static context operation.
 * @throws DynamicError
 *             Dynamic error.
 * @return Result of the fn:dateTime operation.
 */
public static ResultSequence adjustDate(Collection args, DynamicContext dc) throws DynamicError {
    Collection cargs = Function.convert_arguments(args, expectedArgs());
    // get args
    Iterator argiter = cargs.iterator();
    ResultSequence arg1 = (ResultSequence) argiter.next();
    if (arg1.empty()) {
        return ResultBuffer.EMPTY;
    }
    ResultSequence arg2 = ResultBuffer.EMPTY;
    if (argiter.hasNext()) {
        arg2 = (ResultSequence) argiter.next();
    }
    XSDate date = (XSDate) arg1.item(0);
    XSDayTimeDuration timezone = null;
    if (arg2.empty()) {
        if (date.timezoned()) {
            XSDate localized = new XSDate(date.calendar(), null);
            return localized;
        }
        return arg1;
    }
    timezone = (XSDayTimeDuration) arg2.item(0);
    if (timezone.lt(minDuration, dc) || timezone.gt(maxDuration, dc)) {
        throw DynamicError.invalidTimezone();
    }
    if (date.tz() == null) {
        return new XSDate(date.calendar(), timezone);
    }
    XMLGregorianCalendar xmlCalendar = _datatypeFactory.newXMLGregorianCalendar((GregorianCalendar) date.normalizeCalendar(date.calendar(), date.tz()));
    Duration duration = _datatypeFactory.newDuration(timezone.getStringValue());
    xmlCalendar.add(duration);
    return new XSDate(xmlCalendar.toGregorianCalendar(), timezone);
}