Package net.sf.saxon.query

Examples of net.sf.saxon.query.StaticQueryContext$ActiveNamespace

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     * the type of each item, and serializing the resulting document.
     */

    public static void exampleToWrappedSequence() throws XPathException {
        final Configuration config = new Configuration();
        final StaticQueryContext sqc = new StaticQueryContext(config);
        final XQueryExpression exp = sqc.compileQuery(
                "<doc><chap><a>3</a></chap></doc>//a, <b>4</b>, attribute c {5}, 19");
        Properties props = new Properties();
        props.setProperty(OutputKeys.OMIT_XML_DECLARATION, "no");
        props.setProperty(OutputKeys.INDENT, "yes");

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     * node) is supplied as the content of another file.
     */

    public static void exampleToHTMLFile() throws XPathException, IOException {
        final Configuration config = new Configuration();
        final StaticQueryContext sqc = new StaticQueryContext(config);
        final XQueryExpression exp = sqc.compileQuery(new FileReader("query/books-to-html.xq"));
        final DynamicQueryContext dynamicContext = new DynamicQueryContext(config);
        dynamicContext.setContextNode(sqc.buildDocument(new StreamSource("data/books.xml")));
        final Properties props = new Properties();
        props.setProperty(OutputKeys.METHOD, "html");
        props.setProperty(OutputKeys.DOCTYPE_PUBLIC, "-//W3C//DTD HTML 4.01 Transitional//EN");
        exp.run(dynamicContext, new StreamResult(new File("booklist.html")), props);
    }
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     * their mapping to XPath data types, see {@link XPathEvaluator#evaluate}
     */

    public static void exampleWithParam() throws XPathException {
        final Configuration config = new Configuration();
        final StaticQueryContext sqc = new StaticQueryContext(config);
        final XQueryExpression exp = sqc.compileQuery("declare variable $in as xs:integer external;" +
                "$in * $in");

        final DynamicQueryContext dynamicContext = new DynamicQueryContext(config);
        dynamicContext.setParameter("in", new Long(17));
        final Long result = (Long)exp.evaluateSingle(dynamicContext);
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    public static void examplePipeline() throws XPathException {
        final Configuration config = new Configuration();

        // Compile the first query
        final StaticQueryContext sqc1 = new StaticQueryContext(config);
        final XQueryExpression exp1 = sqc1.compileQuery(
                "declare variable $in as xs:integer external;" +
                "document{ <a>{$in * $in}</a> }"
        );

        // Compile the second query (each query should have its own static context)
        final StaticQueryContext sqc2 = new StaticQueryContext(config);
        final XQueryExpression exp2 = sqc2.compileQuery(
                "/a + 5"
        );

        // Run the first query
        final DynamicQueryContext dynamicContext = new DynamicQueryContext(config);
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     * Query. This is a very efficient way of invoking a query, but it does minimal
     * checking of the supplied arguments
     */

    public static void exampleDirectFunction() throws XPathException {
        final StaticQueryContext sqc = new StaticQueryContext(new Configuration());
        final XQueryExpression exp1 = sqc.compileQuery("declare namespace f='f.ns';" +
                "declare function f:t1($v1 as xs:integer, $v2 as xdt:untypedAtomic*) { " +
                "   $v1 div $v2" +
                "};" +
                "10");

        final UserFunction fn1 = sqc.getUserDefinedFunction("f.ns", "t1", 2);
        final Controller controller = exp1.getController();
        final Value[] arglist = new Value[2];
        arglist[0] = new IntegerValue(10);
        for (int i=3; i<10; i++) {
            arglist[1] = new IntegerValue(i);
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        try {
            XSLStylesheet top = getPrincipalStylesheet();
            getExecutable().setFunctionLibrary(new ExecutableFunctionLibrary(getConfiguration()));
                        // this is not actually used, but is needed to keep the XQuery processor happy
            StaticQueryContext importedModule = loadModule(moduleURI, href);

            // Do the importing

            short ns = importedModule.getModuleNamespaceCode();
            NamePool pool = getTargetNamePool();
            Iterator it = importedModule.getFunctionDefinitions();
            while (it.hasNext()) {
                XQueryFunction def = (XQueryFunction)it.next();
                // don't import functions transitively
                if (pool.getURICode(def.getFunctionFingerprint()) == ns) {
                    top.declareXQueryFunction(def);
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     * @param boundary The offset of the end of the prolog
     */
    public XBeansXQuery(String queryExpr, String contextVar, Integer boundary)
    {
        this.config = new Configuration();
        this._stcContext = new StaticQueryContext(config);
        this._query = queryExpr;
        this._contextVar = contextVar;
        this.boundary = boundary.intValue();
        //Saxon requires external variables at the end of the prolog...
        String queryExp =
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        props.setProperty(OutputKeys.INDENT, "yes");

        XQueryExpression exp = implementation.getCompiledExpressionsCache().get(xqExpression);
        if (exp == null) {
            config = new Configuration();
            StaticQueryContext sqc = new StaticQueryContext(config);
            exp = sqc.compileQuery(xqExpression);
            implementation.getCompiledExpressionsCache().put(xqExpression, exp);
        } else {
            config = exp.getStaticContext().getConfiguration();
        }
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        xqueryImplementation.setXqExpression(xqExpression);

        xqExpression += "\r\n<dummy></dummy>";

        Configuration config = new Configuration();
        StaticQueryContext sqc = new StaticQueryContext(config);
        XQueryExpression exp = null;
        try {
            exp = sqc.compileQuery(xqExpression);
        } catch (XPathException e) {
            throw new ContributionResolveException(e);
        }

        if (exp == null) {
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            }
            configuration = new Configuration();
            configuration.setHostLanguage(Configuration.XQUERY);
            configuration.setStripsWhiteSpace(isStripsAllWhiteSpace() ? Whitespace.ALL : Whitespace.IGNORABLE);

            staticQueryContext = new StaticQueryContext(getConfiguration());
            Set<Map.Entry<String, String>> entries = namespacePrefixes.entrySet();
            for (Map.Entry<String, String> entry : entries) {
                String prefix = entry.getKey();
                String uri = entry.getValue();
                staticQueryContext.declareNamespace(prefix, uri);
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