chainNodes.java

public XdmNode chainNodes(List<XdmNode> nodesToChain) throws SaxonApiException {
		XdmNode node;
		switch (nodesToChain.size()) {
			case 1:
				node = nodesToChain.get(0);
				break;
			case 2:
				node = append(nodesToChain.get(0), nodesToChain.get(1));
				break;
			default:
				node = append(nodesToChain.get(0), chainNodes(nodesToChain.subList(1, nodesToChain.size())));
				break;
		}

		return node;
	}

	public XdmNode append(XdmNode nodeOne, XdmNode nodeTwo) throws SaxonApiException {
		final XdmDestination xdmDestination = new XdmDestination();
		final TransformInfo transformInfo = transformService.getXsltExecutable("appender");
		final XsltTransformer trans = transformInfo.getXslt().load();
		trans.setInitialContextNode(nodeOne);
		trans.setParameter(new QName("doc"), nodeTwo);
		trans.setDestination(xdmDestination);
		trans.transform();
		XdmNode result = xdmDestination.getXdmNode();

		return result;
	}
	
/**
<xsl:stylesheet version="2.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
	<xsl:param name="doc" as="node()+" />

	<xsl:template match="/">
		<xsl:copy-of select="."/>
		<xsl:copy-of select="$doc"/>
	</xsl:template>


</xsl:stylesheet>
*/