Package org.pdf4j.saxon.om

Examples of org.pdf4j.saxon.om.NodeInfo

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    public boolean markTailCalls() {
        boolean found = false;
        AxisIterator kids = iterateAxis(Axis.CHILD);
        while(true) {
            NodeInfo curr = (NodeInfo)kids.next();
            if (curr == null) {
                return found;
            }
            if (curr instanceof StyleElement) {
                found |= ((StyleElement)curr).markTailCalls();
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        Expression[] actions = new Expression[entries];

        int w = 0;
        AxisIterator kids = iterateAxis(Axis.CHILD);
        while(true) {
            NodeInfo curr = (NodeInfo)kids.next();
            if (curr == null) {
                break;
            }
            if (curr instanceof XSLWhen) {
                conditions[w] = ((XSLWhen)curr).getCondition();
                Expression b = ((XSLWhen)curr).compileSequenceConstructor(
                        exec, curr.iterateAxis(Axis.CHILD), true);
                if (b == null) {
                    b = Literal.makeEmptySequence();
                }
                try {
                    b = makeExpressionVisitor().simplify(b);
                    actions[w] = b;
                } catch (XPathException e) {
                    compileError(e);
                }

                if (getPreparedStylesheet().isCompileWithTracing()) {
                    TraceWrapper trace = makeTraceInstruction((XSLWhen)curr, actions[w]);
                    actions[w] = trace;
                }

                // Optimize for constant conditions (true or false)
                if (conditions[w] instanceof Literal && ((Literal)conditions[w]).getValue() instanceof BooleanValue) {
                    if (((BooleanValue)((Literal)conditions[w]).getValue()).getBooleanValue()) {
                        // constant true: truncate the tests here
                        entries = w+1;
                        break;
                    } else {
                        // constant false: omit this test
                        w--;
                        entries--;
                    }
                }
                w++;
            } else if (curr instanceof XSLOtherwise) {
                conditions[w] = Literal.makeLiteral(BooleanValue.TRUE);
                Expression b = ((XSLOtherwise)curr).compileSequenceConstructor(
                        exec, curr.iterateAxis(Axis.CHILD), true);
                if (b == null) {
                    b = Literal.makeEmptySequence();
                }
                try {
                    b = makeExpressionVisitor().simplify(b);
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     * @param context the XPath dynamic evaluation context
     * @param pul     the pending update list to which the results should be written
     */

    public void evaluatePendingUpdates(XPathContext context, PendingUpdateList pul) throws XPathException {
                NodeInfo node = (NodeInfo)argument[0].evaluateItem(context);
        int kind = node.getNodeKind();
        if (kind != Type.ELEMENT && kind != Type.DOCUMENT) {
            dynamicError("Node in put() must be a document or element node",
                    "FOUP0001", context);
        }
        String relative = argument[1].evaluateItem(context).getStringValue();
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    }

    public void validate() throws XPathException {
        AxisIterator kids = iterateAxis(Axis.CHILD);
        while (true) {
            NodeInfo child = (NodeInfo)kids.next();
            if (child == null) {
                break;
            }
            if (child instanceof XSLWithParam || child instanceof XSLFallback) {
                // OK;
            } else if (child.getNodeKind() == Type.TEXT) {
                    // with xml:space=preserve, white space nodes may still be there
                if (!Whitespace.isWhite(child.getStringValueCS())) {
                    compileError("No character data is allowed within xsl:next-match", "XTSE0010");
                }
            } else {
                compileError("Child element " + child.getDisplayName() +
                        " is not allowed within xsl:next-match", "XTSE0010");
            }
        }

    }
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        String ids = idValue.getStringValue();
        if (ids.indexOf(' ') < 0 &&
                ids.indexOf(0x09) < 0 &&
                ids.indexOf(0x0a) < 0 &&
                ids.indexOf(0x0c) < 0) {
            NodeInfo element = doc.selectID(ids);
            if (element==null) return false;
            return (element.isSameNodeInfo(e));
        } else {
            StringTokenizer tokenizer = new StringTokenizer(ids, " \t\n\r", false);
            while (tokenizer.hasMoreElements()) {
                String id = (String)tokenizer.nextElement();
                NodeInfo element = doc.selectID(id);
                if (element != null && e.isSameNodeInfo(element)) {
                    return true;
                }
            }
            return false;
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     *
     * @return the NodeInfo representing the root of this tree
     */

    public NodeInfo getRoot() {
        NodeInfo parent = getParent();
        if (parent == null) {
            return this;    // doesn't happen - parentless attributes are represented by the Orphan class
        } else {
            return parent.getRoot();
        }
    }
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                current = startNode;
                position = 1;
                return current;
            }
        }
        NodeInfo node = current.getParent();
        while (node != null && !test.matches(node)) {
            node = node.getParent();
        }
        current = node;
        if (node == null) {
            position = -1;
        } else {
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    }

    private static String getLocationMessageText(SourceLocator loc, XPathContext context) {
        String locMessage = "";
        String systemId = null;
        NodeInfo node = null;
        String nodeMessage = null;
        int lineNumber = -1;
        if (loc instanceof DOMLocator) {
            nodeMessage = "at " + ((DOMLocator)loc).getOriginatingNode().getNodeName() + ' ';
        } else if (loc instanceof NodeInfo) {
            node = (NodeInfo)loc;
            nodeMessage = "at " + node.getDisplayName() + ' ';
        } else if (loc instanceof ValidationException && ((ValidationException)loc).getNode() != null) {
            node = ((ValidationException)loc).getNode();
            nodeMessage = "at " + node.getDisplayName() + ' ';
        } else if (loc instanceof Instruction) {
            String instructionName = getInstructionName(((Instruction)loc), context);
            if (!"".equals(instructionName)) {
                nodeMessage = "at " + instructionName + ' ';
            }
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     */

    public PullEvent next() throws XPathException {
        PullEvent pe = base.next();
        if (pe instanceof NodeInfo) {
            NodeInfo node = (NodeInfo)pe;
            switch (node.getNodeKind()) {
                case Type.DOCUMENT: {
                    if (node instanceof TinyNodeImpl) {
                        return new TinyTreeEventIterator(((TinyNodeImpl)node), pipe);
                    } else {
                        SequenceIterator content = node.iterateAxis(Axis.CHILD);
                        EventIterator contentEvents = new EventIteratorOverSequence(content);
                        return new BracketedDocumentIterator(
                                new Decomposer(contentEvents, pipe));
                    }
                }
                case Type.ELEMENT: {
                    if (node instanceof TinyNodeImpl) {
                        return new TinyTreeEventIterator(((TinyNodeImpl)node), pipe);
                    } else {
                        SequenceIterator content = node.iterateAxis(Axis.CHILD);
                        EventIterator contentEvents = new EventIteratorOverSequence(content);
                        StartElementEvent see = new StartElementEvent(pipe);
                        see.setNameCode(node.getNameCode());
                        see.setTypeCode(node.getTypeAnnotation());
                        see.setLocalNamespaces(node.getDeclaredNamespaces(null));
                        AxisIterator atts = node.iterateAxis(Axis.ATTRIBUTE);
                        while (true) {
                            NodeInfo att = (NodeInfo)atts.next();
                            if (att == null) {
                                break;
                            }
                            see.addAttribute(att);
                        }
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        e.setXPathContext(context);
        e.setLocator(this);
        if (argument.length > 2) {
            Value errorObject = ((Value)SequenceExtent.makeSequenceExtent(argument[2].iterate(context))).reduce();
            if (errorObject instanceof SingletonNode) {
                NodeInfo root = ((SingletonNode)errorObject).getNode();
                if (root.getNodeKind() == Type.DOCUMENT) {
                    XPathEvaluator xpath = new XPathEvaluator();
                    XPathExpression exp = xpath.createExpression("/error/@module");
                    NodeInfo moduleAtt = (NodeInfo)exp.evaluateSingle(root);
                    String module = (moduleAtt == null ? null : moduleAtt.getStringValue());
                    exp = xpath.createExpression("/error/@line");
                    NodeInfo lineAtt = (NodeInfo)exp.evaluateSingle(root);
                    int line = (lineAtt == null ? -1 : Integer.parseInt(lineAtt.getStringValue()));
                    exp = xpath.createExpression("/error/@column");
                    NodeInfo columnAtt = (NodeInfo)exp.evaluateSingle(root);
                    int column = (columnAtt == null ? -1 : Integer.parseInt(columnAtt.getStringValue()));
                    ExpressionLocation locator = new ExpressionLocation();
                    locator.setSystemId(module);
                    locator.setLineNumber(line);
                    locator.setColumnNumber(column);
                    e.setLocator(locator);
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Related Classes of org.pdf4j.saxon.om.NodeInfo

  • org.pdf4j.saxon.dom.DocumentOverNodeInfo
  • org.pdf4j.saxon.event.Builder
  • org.pdf4j.saxon.evpull.Decomposer
  • org.pdf4j.saxon.evpull.StartElementEvent
  • org.pdf4j.saxon.expr.IdentityComparison
  • org.pdf4j.saxon.exslt.Sets
  • org.pdf4j.saxon.functions.BaseURI
  • org.pdf4j.saxon.functions.Doc
  • org.pdf4j.saxon.functions.Document
  • org.pdf4j.saxon.functions.Error
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