Examples with XPathExpression javax.xml.xpath.XPathExpression used on opensource projects

Example 56 with XPathExpression

use of javax.xml.xpath.XPathExpression in project camel by apache.

the class XmlSignerProcessor method getParentForEnvelopedCase.

protected Element getParentForEnvelopedCase(Document doc, Message inMessage) throws Exception {
    //NOPMD
    if (getConfiguration().getParentXpath() != null) {
        XPathFilterParameterSpec xp = getConfiguration().getParentXpath();
        XPathExpression exp;
        try {
            exp = XmlSignatureHelper.getXPathExpression(xp);
        } catch (XPathExpressionException e) {
            throw new XmlSignatureException("The parent XPath " + getConfiguration().getParentXpath().getXPath() + " is wrongly configured: The XPath " + xp.getXPath() + " is invalid.", e);
        }
        NodeList list = (NodeList) exp.evaluate(doc.getDocumentElement(), XPathConstants.NODESET);
        if (list == null || list.getLength() == 0) {
            throw new XmlSignatureException("The parent XPath " + xp.getXPath() + " returned no result. Check the configuration of the XML signer component.");
        }
        int length = list.getLength();
        for (int i = 0; i < length; i++) {
            Node node = list.item(i);
            if (node.getNodeType() == Node.ELEMENT_NODE) {
                // return the first element
                return (Element) node;
            }
        }
        throw new XmlSignatureException("The parent XPath " + xp.getXPath() + " returned no element. Check the configuration of the XML signer component.");
    } else {
        // parent local name is not null!
        NodeList parents = doc.getElementsByTagNameNS(getConfiguration().getParentNamespace(), getConfiguration().getParentLocalName());
        if (parents == null || parents.getLength() == 0) {
            throw new XmlSignatureFormatException(String.format("Incoming message has wrong format: The parent element with the local name %s and the namespace %s was not found in the message to build an enveloped XML signature.", getConfiguration().getParentLocalName(), getConfiguration().getParentNamespace()));
        }
        // return the first element
        return (Element) parents.item(0);
    }
}

Example 57 with XPathExpression

use of javax.xml.xpath.XPathExpression in project camel by apache.

the class XAdESSignaturePropertiesTest method checkNode.

private void checkNode(Document doc, String xpathString, final Map<String, String> prefix2Namespace, boolean exists) throws XPathExpressionException {
    XPathExpression expr = getXpath(xpathString, prefix2Namespace);
    Object result = expr.evaluate(doc, XPathConstants.NODE);
    if (exists) {
        assertNotNull("The xpath " + xpathString + " returned null, expected was a node", result);
    } else {
        assertNull("The xpath " + xpathString + " returned a node, expected was none: ", result);
    }
}

Example 58 with XPathExpression

use of javax.xml.xpath.XPathExpression in project camel by apache.

the class XAdESSignaturePropertiesTest method getXpath.

static XPathExpression getXpath(String xpathString, final Map<String, String> prefix2Namespace) throws XPathExpressionException {
    XPathFactory xpathFactory = XPathFactory.newInstance();
    XPath xpath = xpathFactory.newXPath();
    NamespaceContext nc = new NamespaceContext() {

        @SuppressWarnings("rawtypes")
        @Override
        public Iterator getPrefixes(String namespaceURI) {
            return null;
        }

        @Override
        public String getPrefix(String namespaceURI) {
            return null;
        }

        @Override
        public String getNamespaceURI(String prefix) {
            return prefix2Namespace.get(prefix);
        }
    };
    xpath.setNamespaceContext(nc);
    XPathExpression expr = xpath.compile(xpathString);
    return expr;
}

Example 59 with XPathExpression

use of javax.xml.xpath.XPathExpression in project camel by apache.

the class XAdESSignaturePropertiesTest method checkXpath.

static void checkXpath(Document doc, String xpathString, final Map<String, String> prefix2Namespace, String expectedResult) throws XPathExpressionException {
    XPathExpression expr = getXpath(xpathString, prefix2Namespace);
    String result = (String) expr.evaluate(doc, XPathConstants.STRING);
    assertNotNull("The xpath " + xpathString + " returned a null value", result);
    if (NOT_EMPTY.equals(expectedResult)) {
        assertTrue("Not empty result for xpath " + xpathString + " expected", !result.isEmpty());
    } else {
        assertEquals(expectedResult, result);
    }
}

Example 60 with XPathExpression

use of javax.xml.xpath.XPathExpression in project camel by apache.

the class XmlSignatureTest method checkXpath.

private Object checkXpath(MockEndpoint mock, String xpathString, final Map<String, String> prefix2Namespace) throws XPathExpressionException, SAXException, IOException, ParserConfigurationException {
    Message mess = getMessage(mock);
    InputStream body = mess.getBody(InputStream.class);
    assertNotNull(body);
    XPathFactory xpathFactory = XPathFactory.newInstance();
    XPath xpath = xpathFactory.newXPath();
    NamespaceContext nc = new NamespaceContext() {

        @SuppressWarnings("rawtypes")
        @Override
        public Iterator getPrefixes(String namespaceURI) {
            return null;
        }

        @Override
        public String getPrefix(String namespaceURI) {
            return null;
        }

        @Override
        public String getNamespaceURI(String prefix) {
            return prefix2Namespace.get(prefix);
        }
    };
    xpath.setNamespaceContext(nc);
    XPathExpression expr = xpath.compile(xpathString);
    Object result = expr.evaluate(XmlSignatureHelper.newDocumentBuilder(true).parse(body), XPathConstants.NODE);
    assertNotNull("The xpath " + xpathString + " returned a null value", result);
    return result;
}