Examples with PSXPathBoundElement com.helger.schematron.pure.bound.xpath.PSXPathBoundElement used on opensource projects

Example 1 with PSXPathBoundElement

use of com.helger.schematron.pure.bound.xpath.PSXPathBoundElement in project ph-schematron by phax.

the class PSXPathValidationHandlerSVRL method _getErrorText.

/**
 * Get the error text from an assert or report element.
 *
 * @param aBoundContentElements
 *        The list of bound elements to be evaluated.
 * @param aSourceNode
 *        The XML node of the document currently validated.
 * @return A non-<code>null</code> String
 * @throws SchematronValidationException
 *         In case evaluating an XPath expression fails.
 */
@Nonnull
private String _getErrorText(@Nonnull final List<PSXPathBoundElement> aBoundContentElements, @Nonnull final Node aSourceNode) throws SchematronValidationException {
    final StringBuilder aSB = new StringBuilder();
    for (final PSXPathBoundElement aBoundElement : aBoundContentElements) {
        final Object aContent = aBoundElement.getElement();
        if (aContent instanceof String)
            aSB.append((String) aContent);
        else if (aContent instanceof PSName) {
            final PSName aName = (PSName) aContent;
            if (aName.hasPath()) {
                // XPath present
                try {
                    aSB.append((String) XPathEvaluationHelper.evaluate(aBoundElement.getBoundExpression(), aSourceNode, XPathConstants.STRING, m_sBaseURI));
                } catch (final XPathExpressionException ex) {
                    _error(aName, "Failed to evaluate XPath expression to a string: '" + aBoundElement.getExpression() + "'", ex.getCause() != null ? ex.getCause() : ex);
                    // Append the path so that something is present in the output
                    aSB.append(aName.getPath());
                }
            } else {
                // No XPath present
                aSB.append(aSourceNode.getNodeName());
            }
        } else if (aContent instanceof PSValueOf) {
            final PSValueOf aValueOf = (PSValueOf) aContent;
            try {
                aSB.append((String) XPathEvaluationHelper.evaluate(aBoundElement.getBoundExpression(), aSourceNode, XPathConstants.STRING, m_sBaseURI));
            } catch (final XPathExpressionException ex) {
                _error(aValueOf, "Failed to evaluate XPath expression to a string: '" + aBoundElement.getExpression() + "'", ex);
                // Append the path so that something is present in the output
                aSB.append(aValueOf.getSelect());
            }
        } else if (aContent instanceof PSEmph)
            aSB.append(((PSEmph) aContent).getAsText());
        else if (aContent instanceof PSDir)
            aSB.append(((PSDir) aContent).getAsText());
        else if (aContent instanceof PSSpan)
            aSB.append(((PSSpan) aContent).getAsText());
        else
            throw new SchematronValidationException("Unsupported assert/report content element: " + aContent);
    }
    return aSB.toString();
}