Package org.pdf4j.saxon.type

Examples of org.pdf4j.saxon.type.TypeHierarchy

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    protected String getErrorCodeForSelectPlusContent() {
        return "XTSE0870";
    }

    public Expression compile(Executable exec) throws XPathException {
        final TypeHierarchy th = getConfiguration().getTypeHierarchy();
        if (separator == null && select != null && backwardsCompatibleModeIsEnabled()) {
            if (!select.getItemType(th).isAtomicType()) {
                select = new Atomizer(select, getStaticContext().getConfiguration());
            }
            if (Cardinality.allowsMany(select.getCardinality())) {
                select = new FirstItemExpression(select);
            }
            if (!th.isSubType(select.getItemType(th), BuiltInAtomicType.STRING)) {
                select = new AtomicSequenceConverter(select, BuiltInAtomicType.STRING);
            }
        } else {
            if (separator == null) {
                if (select == null) {
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    * Return the type of the supplied value: "sequence", "string", "number", "boolean",
    * "external". (EXSLT spec not yet modified to cater for XPath 2.0 data model)
    */

    public static String objectType(XPathContext context, ValueRepresentation value) {
        final TypeHierarchy th = context.getConfiguration().getTypeHierarchy();
        ItemType type = Value.asValue(value).getItemType(th);
        if (th.isSubType(type, AnyNodeTest.getInstance())) {
            return "node-set";
        } else if (th.isSubType(type, BuiltInAtomicType.STRING)) {
            return "string";
        } else if (th.isSubType(type, BuiltInAtomicType.NUMERIC)) {
            return "number";
        } else if (th.isSubType(type, BuiltInAtomicType.BOOLEAN)) {
            return "boolean";
        } else {
            return type.toString(context.getNamePool());
        }
    }
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     * it is an instruction).
     * @return the item type returned
     */

    protected ItemType getReturnedItemType() {
        final TypeHierarchy th = getConfiguration().getTypeHierarchy();
        return select.getItemType(th);
    }
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     */

    public static Expression rewriteEffectiveBooleanValue(
            Expression exp, ExpressionVisitor visitor, ItemType contextItemType) throws XPathException {
        Configuration config = visitor.getConfiguration();
        TypeHierarchy th = config.getTypeHierarchy();
        exp = ExpressionTool.unsortedIfHomogeneous(config.getOptimizer(), exp);
        if (exp instanceof ValueComparison) {
            ValueComparison vc = (ValueComparison)exp;
            if (vc.getResultWhenEmpty() == null) {
                vc.setResultWhenEmpty(BooleanValue.FALSE);
            }
            return exp;
        } else if (th.isSubType(exp.getItemType(th), BuiltInAtomicType.BOOLEAN) &&
                exp.getCardinality() == StaticProperty.EXACTLY_ONE) {
            return exp;
        } else if (exp.getItemType(th) instanceof NodeTest) {
            // rewrite boolean(x) => exists(x)
            FunctionCall exists = SystemFunction.makeSystemFunction("exists", new Expression[]{exp});
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        if (tc != this) {
            return tc;
        }

        Configuration config = visitor.getConfiguration();
        TypeHierarchy th = config.getTypeHierarchy();
        int firstParam = 0;
        int firstArg = 0;
        if (theMethod instanceof Constructor) {
            if (theParameterTypes == null) {
                theParameterTypes = ((Constructor)theMethod).getParameterTypes();
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    private int[] getConversionPreferences(Expression[] args, AccessibleObject method, Class theClass) {

        Class[] params;
        int firstArg;
        TypeHierarchy th = config.getTypeHierarchy();
        if (method instanceof Constructor) {
            firstArg = 0;
            params = ((Constructor) method).getParameterTypes();
        } else if (method instanceof Method) {
            boolean isStatic = Modifier.isStatic(((Method) method).getModifiers());
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    public boolean isId() {
        if (getFingerprint() == StandardNames.XML_ID) {
            return true;
        }
        TypeHierarchy th = getConfiguration().getTypeHierarchy();
        return th.isIdCode(typeCode);
    }
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     * Determine whether this node has the is-idref property
     * @return true if the node is an IDREF or IDREFS element or attribute
     */

    public boolean isIdref() {
        TypeHierarchy th = getConfiguration().getTypeHierarchy();
        return th.isIdrefsCode(typeCode);
    }
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    * is statically known and constant, in which case it is the actual type of the value.
    */

    public SequenceType getRequiredType() {
        // System.err.println("Get required type of $" + getVariableName());
        final TypeHierarchy th = getConfiguration().getTypeHierarchy();
        SequenceType defaultType = (requiredType==null ? SequenceType.ANY_SEQUENCE : requiredType);
        if (assignable) {
            return defaultType;
        } else if (requiredType != null) {
            return requiredType;
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    * Evaluate in a general context
    */

    public Item evaluateItem(XPathContext context) throws XPathException {
        final DateTimeValue dt = DateTimeValue.getCurrentDateTime(context);
        final TypeHierarchy th = context.getConfiguration().getTypeHierarchy();
        final int targetType = getItemType(th).getPrimitiveType();
        switch (targetType) {
            case StandardNames.XS_DATE_TIME:
                return dt;
            case StandardNames.XS_DATE:
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Related Classes of org.pdf4j.saxon.type.TypeHierarchy

  • org.pdf4j.saxon.dotnet.DotNetExtensionLibrary
  • org.pdf4j.saxon.expr.ArithmeticExpression
  • org.pdf4j.saxon.expr.ArithmeticExpression10
  • org.pdf4j.saxon.expr.AtomicSequenceConverter
  • org.pdf4j.saxon.expr.BooleanExpression
  • org.pdf4j.saxon.expr.Calculator$AnyDivAny
  • org.pdf4j.saxon.expr.Calculator$AnyIdivAny
  • org.pdf4j.saxon.expr.Calculator$AnyMinusAny
  • org.pdf4j.saxon.expr.Calculator$AnyModAny
  • org.pdf4j.saxon.expr.Calculator$AnyPlusAny
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