Package net.sf.saxon.value

Examples of net.sf.saxon.value.NumericValue.longValue()

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            NumericValue index = (NumericValue)arguments[1].next();
            if (index == null) {
                return EmptyIterator.getInstance();
            }
            if (index.compareTo(Integer.MAX_VALUE) <= 0 && index.isWholeNumber()) {
                int intindex = (int)index.longValue();
                if (intindex < 1) {
                    return EmptyIterator.getInstance();
                }
                Item item;
                SequenceIterator base = arguments[0];
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                // this works even where the string contains surrogate pairs,
                // because the Java length is always >= the XPath length
                return "";
            } else {
                try {
                    lstart = rstart.longValue();
                } catch (XPathException err) {
                    // this shouldn't happen unless the string length exceeds the bounds
                    // of a long
                    throw new AssertionError("string length out of permissible range");
                }
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    public Item evaluateItem(XPathContext c) throws XPathException {
        AtomicValue gp0 = (AtomicValue)argument[0].evaluateItem(c);
        NumericValue gp = (NumericValue)gp0.getPrimitiveValue();
        RegexIterator iter = c.getCurrentRegexIterator();
        if (iter == null) return null;
        String s = iter.getRegexGroup((int)gp.longValue());
        if (s == null) return null;
        return new StringValue(s);
    }

    /**
 
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            case HALF_EVEN:
                int scale = 0;
                if (argument.length==2) {
                    AtomicValue scaleVal0 = (AtomicValue)argument[1].evaluateItem(context);
                    NumericValue scaleVal = (NumericValue)scaleVal0.getPrimitiveValue();
                    scale = (int)scaleVal.longValue();
                }
                return val.roundToHalfEven(scale);
            case ABS:
                int sign = val.compareTo(IntegerValue.ZERO);
                if (sign < 0) {
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    public SequenceIterator iterate(XPathContext context) throws XPathException {
        SequenceIterator seq = argument[0].iterate(context);
        AtomicValue n0 = (AtomicValue)argument[1].evaluateItem(context);
        NumericValue n = (NumericValue)n0.getPrimitiveValue();
        int pos = (int)n.longValue();
        SequenceIterator ins = argument[2].iterate(context);
        return new InsertIterator(seq, ins, pos);
    }

    private class InsertIterator implements SequenceIterator {
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        NumericValue v2 = (NumericValue)av2.getPrimitiveValue();

        if (v1.compareTo(v2) > 0) {
            return new EmptyIterator();
        }
        return new RangeIterator(v1.longValue(), v2.longValue());
    }

    /**
    * Iterator that produces numeric values in a monotonic sequence,
    * ascending or descending
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    public SequenceIterator iterate(XPathContext context) throws XPathException {
        SequenceIterator seq = argument[0].iterate(context);
        AtomicValue n0 = (AtomicValue)argument[1].evaluateItem(context);
        NumericValue n = (NumericValue)n0.getPrimitiveValue();
        int pos = (int)n.longValue();
        if (pos < 1) {
            return seq;
        }
        return new RemoveIterator(seq, pos);
    }
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        while (true) {
            NumericValue nextInt = (NumericValue)chars.next();
            if (nextInt == null) {
                return sb;
            }
            long next = nextInt.longValue();
            if (next > Integer.MAX_VALUE || !XMLChar.isValid((int)next)) {
                DynamicError e = new DynamicError("Invalid XML character [decimal " + next + "]");
                e.setXPathContext(context);
                throw e;
            }
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            case HALF_EVEN:
                int scale = 0;
                if (argument.length==2) {
                    AtomicValue scaleVal0 = (AtomicValue)argument[1].evaluateItem(context);
                    NumericValue scaleVal = (NumericValue)scaleVal0;
                    scale = (int)scaleVal.longValue();
                }
                return val.roundHalfToEven(scale);
            case ABS:
                double sign = val.signum();
                if (sign < 0) {
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                // this works even where the string contains surrogate pairs,
                // because the Java length is always >= the XPath length
                return "";
            } else {
                try {
                    lstart = rstart.longValue();
                } catch (XPathException err) {
                    // this shouldn't happen unless the string length exceeds the bounds
                    // of a long
                    throw new AssertionError("string length out of permissible range");
                }
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