Examples of XPathReader

org.jaxen.saxpath.XPathReader
Interface for readers which can parse textual XPath expressions, and produce callbacks to {@link org.jaxen.saxpath.XPathHandler} objects. @author bob mcwhirter (bob@werken.com)
org.jaxen.saxpath.base.XPathReader
Implementation of SAXPath's XPathReader which generates callbacks to an XPathHandler. @author bob mcwhirter (bob@werken.com)
org.saxpath.XPathReader
Interface for readers which can parse textual XPath expressions, and produce callbacks to {@link XPathHandler} objects. @author bob mcwhirter (bob@werken.com)

Examples of org.jaxen.saxpath.XPathReader

        System.setProperty( XPathReaderFactory.DRIVER_PROPERTY,
                            "org.jaxen.saxpath.helpers.MockXPathReader"  );


        try
        {
            XPathReader reader = XPathReaderFactory.createReader();


            assertNotNull( reader );


            assertSame( MockXPathReader.class,
                        reader.getClass() );
        }
        catch (org.jaxen.saxpath.SAXPathException e)
        {
            fail( e.getMessage() );
        }

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Examples of org.jaxen.saxpath.XPathReader

        System.setProperty( XPathReaderFactory.DRIVER_PROPERTY,
                            "java.lang.String" );


        try
        {
            XPathReader reader = XPathReaderFactory.createReader();


            fail( "Should have thrown SAXPathException" );
        }
        catch (org.jaxen.saxpath.SAXPathException e)
        {

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Examples of org.jaxen.saxpath.XPathReader

        System.setProperty( XPathReaderFactory.DRIVER_PROPERTY,
                            "i.am.a.class.that.does.not.Exist" );


        try
        {
            XPathReader reader = XPathReaderFactory.createReader();


            fail( "Should have thrown SAXPathException" );
        }
        catch (org.jaxen.saxpath.SAXPathException e)
        {

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Examples of org.jaxen.saxpath.XPathReader


    public void testValidExplicit()
    {
        try
        {
            XPathReader reader = XPathReaderFactory.createReader( "org.jaxen.saxpath.helpers.MockXPathReader" );


            assertNotNull( reader );


            assertSame( MockXPathReader.class,
                        reader.getClass() );
        }
        catch (org.jaxen.saxpath.SAXPathException e)
        {
            fail( e.getMessage() );
        }

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Examples of org.jaxen.saxpath.XPathReader


    public void testInvalidExplicit()
    {
        try
        {
            XPathReader reader = XPathReaderFactory.createReader( "java.lang.String" );


            fail( "Should have thrown SAXPathException" );
        }
        catch (org.jaxen.saxpath.SAXPathException e)
        {

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Examples of org.jaxen.saxpath.XPathReader


    public void testNonExistantExplicit()
    {
        try
        {
            XPathReader reader = XPathReaderFactory.createReader( "i.am.a.class.that.does.not.Exist" );


            fail( "Should havfe thrown SAXPathException" );
        }
        catch (org.jaxen.saxpath.SAXPathException e)
        {

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Examples of org.jaxen.saxpath.XPathReader


        if ( USE_HANDLER )


        {


            XPathReader reader = XPathReaderFactory.createReader();


            PatternHandler handler = new PatternHandler();       


            


            handler.setXPathFactory( new DefaultXPathFactory() );            


            reader.setXPathHandler( handler );


            reader.parse( text );


            


            return handler.getPattern();


        }


        else


        {


            XPathReader reader = XPathReaderFactory.createReader();


            JaxenHandler handler = new JaxenHandler();


            


            handler.setXPathFactory( new DefaultXPathFactory() );            


            reader.setXPathHandler( handler );


            reader.parse( text );






            Pattern pattern = convertExpr( handler.getXPathExpr().getRootExpr() );

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Examples of org.jaxen.saxpath.XPathReader

     */
    protected BaseXPath(String xpathExpr) throws JaxenException
    {
        try
        {
            XPathReader reader = XPathReaderFactory.createReader();
            
            JaxenHandler handler = new JaxenHandler();
            
            reader.setXPathHandler( handler );
            
            reader.parse( xpathExpr );


            this.xpath = handler.getXPathExpr();
        }
        catch (org.jaxen.saxpath.XPathSyntaxException e)
        {

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Examples of org.jaxen.saxpath.XPathReader

     *          interface
     */
    public static XPathReader createReader(String className) throws SAXPathException
    {
        Class readerClass  = null;
        XPathReader reader = null;


        try
        {
            // Use the full version of Class.forName(), so as to
            // work better in sandboxed environments, such as

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Examples of org.jaxen.saxpath.XPathReader

     */
    private static SelectorStep[] _buildSteps(String selectorExpression) throws SAXPathException {
        AssertArgument.isNotNull(selectorExpression, "selectorExpression");


        String xpathExpression = toXPathExpression(selectorExpression);
        XPathReader reader = XPathReaderFactory.createReader();
        JaxenHandler handler = new JaxenHandler();
        List<SelectorStep> selectorSteps = new ArrayList<SelectorStep>();
        boolean isRooted = false;
        boolean endsStarStar = false;


        if(xpathExpression.startsWith("/")) {
            isRooted = true;
        } else if(isEncodedToken(xpathExpression)) {
            String[] tokens = xpathExpression.split("/");


            selectorSteps.add(new SelectorStep(tokens[0]));


            StringBuilder reconstructedExpression = new StringBuilder();
            for(int i = 1; i < tokens.length; i++) {
                if(reconstructedExpression.length() > 0) {
                    reconstructedExpression.append('/');
                }
                reconstructedExpression.append(tokens[i]);
            }
            xpathExpression = reconstructedExpression.toString();
        }
        if(xpathExpression.endsWith("//")) {
            endsStarStar = true;
            xpathExpression = xpathExpression.substring(0, xpathExpression.length() - 2);
        }


        if(xpathExpression.trim().length() > 0) {
            reader.setXPathHandler(handler);
            reader.parse(xpathExpression);


            XPathExpr xpath = handler.getXPathExpr();
            Expr expr = xpath.getRootExpr();
            if (!(expr instanceof LocationPath)) {
                throw new SAXPathException("Invalid XPath expression '" + xpathExpression + "'.  Selector must be a LocationPath expression. Is '" + expr.getText() + "'.");

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