Examples with XdmItem net.sf.saxon.s9api.XdmItem used on opensource projects

Example 1 with XdmItem

use of net.sf.saxon.s9api.XdmItem in project ddf by codice.

the class XpathFilterCollector method collect.

@Override
public void collect(int docId) throws IOException {
    Document doc = this.context.reader().document(docId);
    BytesRef binaryValue = doc.getBinaryValue(LUX_XML_FIELD_NAME);
    if (binaryValue != null) {
        byte[] bytes = binaryValue.bytes;
        // Lux update chain
        if (bytes.length > 4 && bytes[0] == 'T' && bytes[1] == 'I' && bytes[2] == 'N') {
            TinyBinary tb = new TinyBinary(bytes, TinyBinaryField.UTF8);
            XdmNode node = new XdmNode(tb.getTinyDocument(config));
            try {
                selector.setContextItem(node);
                XdmItem result = selector.evaluateSingle();
                if (result != null && result.size() > 0 && !(result.isAtomicValue() && !((XdmAtomicValue) result).getBooleanValue())) {
                    super.collect(docId);
                }
            } catch (SaxonApiException e) {
                throw new SolrException(SolrException.ErrorCode.BAD_REQUEST, "Unable to evaluate xpath: " + xpath, e);
            }
        }
    }
}

Example 2 with XdmItem

use of net.sf.saxon.s9api.XdmItem in project sirix by sirixdb.

the class TestNodeWrapperS9ApiXPath method testB.

@Test
public void testB() throws Exception {
    final XPathSelector selector = new XPathEvaluator.Builder("//b", mHolder.getSession()).build().call();
    final StringBuilder strBuilder = new StringBuilder();
    strBuilder.append("<result>");
    for (final XdmItem item : selector) {
        strBuilder.append(item.toString());
    }
    strBuilder.append("</result>");
    assertXMLEqual("expected pieces to be similar", "<result><b xmlns:p=\"ns\">foo<c xmlns:p=\"ns\"/></b><b xmlns:p=\"ns\" p:x=\"y\">" + "<c xmlns:p=\"ns\"/>bar</b></result>", strBuilder.toString());
}

Example 3 with XdmItem

use of net.sf.saxon.s9api.XdmItem in project sirix by sirixdb.

the class TestNodeWrapperS9ApiXPath method testCountB.

@Test
public void testCountB() throws Exception {
    final XPathSelector selector = new XPathEvaluator.Builder("count(//b)", mHolder.getSession()).build().call();
    final StringBuilder sb = new StringBuilder();
    for (final XdmItem item : selector) {
        sb.append(item.getStringValue());
    }
    assertEquals("2", sb.toString());
}

Example 4 with XdmItem

use of net.sf.saxon.s9api.XdmItem in project sirix by sirixdb.

the class TestNodeWrapperS9ApiXPath method testB2.

@Test
public void testB2() throws Exception {
    final XPathSelector selector = new XPathEvaluator.Builder("//b[2]", mHolder.getSession()).build().call();
    final StringBuilder strBuilder = new StringBuilder();
    for (final XdmItem item : selector) {
        strBuilder.append(item.toString());
    }
    assertXMLEqual("expected pieces to be similar", "<b xmlns:p=\"ns\" p:x=\"y\"><c xmlns:p=\"ns\"/>bar</b>", strBuilder.toString());
}

Example 5 with XdmItem

use of net.sf.saxon.s9api.XdmItem in project sirix by sirixdb.

the class XPathEvaluator method call.

@Override
public XPathSelector call() throws Exception {
    final Processor proc = new Processor(false);
    final Configuration config = proc.getUnderlyingConfiguration();
    final NodeInfo doc = new DocumentWrapper(mSession, mRevision, config);
    final XPathCompiler xpath = proc.newXPathCompiler();
    final DocumentBuilder builder = proc.newDocumentBuilder();
    final XdmItem item = builder.wrap(doc);
    final XPathSelector selector = xpath.compile(mExpression).load();
    selector.setContextItem(item);
    return selector;
}