Examples with XmlUtils com.adaptris.util.XmlUtils used on opensource projects

Example 41 with XmlUtils

use of com.adaptris.util.XmlUtils in project interlok by adaptris.

the class XmlHelper method createXmlUtils.

/**
 * Create an XMLUtils class from an AdaptrisMessage.
 *
 * @param msg the Adaptris message
 * @param ctx the NamespaceContext.
 * @param builder configuration for the underlying {@link DocumentBuilderFactory} instance..
 * @return an XmlUtils instance
 * @throws CoreException if the msg does not contain valid XML.
 */
public static XmlUtils createXmlUtils(AdaptrisMessage msg, NamespaceContext ctx, DocumentBuilderFactoryBuilder builder) throws CoreException {
    XmlUtils result = null;
    DivertConsoleOutput dc = new DivertConsoleOutput();
    DocumentBuilderFactoryBuilder builderToUse = copy(DocumentBuilderFactoryBuilder.newInstanceIfNull(builder));
    if (ctx != null) {
        builderToUse.setNamespaceAware(true);
    }
    try (InputStream input = msg.getInputStream()) {
        DocumentBuilderFactory dbf = builderToUse.build();
        result = new XmlUtils(builderToUse.getEntityResolver(), ctx, dbf);
        InputSource in = new InputSource(input);
        // Well what we're going to do here is annoyingly bad, but I want to eat
        // those stupid System.err messages that contain shit like
        // "[Fatal Error] :1:1: Content is not allowed in prolog"
        dc.divert();
        result.setSource(in);
    } catch (Exception e) {
        result = null;
    } finally {
        dc.resume();
    }
    if (dc.consoleOutput().contains("[Fatal Error]") || result == null) {
        throw new CoreException("Document " + msg.getUniqueId() + " does not appear to be an XML Document, error was [" + dc.consoleOutput() + "]");
    }
    return result;
}