org.w3c.tidy5.premium.ExecXquery Maven / Gradle / Ivy

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package org.w3c.tidy5.premium;

import org.w3c.tidy5.premium.XQPCleaner.ClearRule;

import net.sf.saxon.om.TreeModel;
import net.sf.saxon.s9api.DocumentBuilder;
import net.sf.saxon.s9api.SaxonApiException;
import net.sf.saxon.s9api.XQueryCompiler;
import net.sf.saxon.s9api.XQueryEvaluator;
import net.sf.saxon.s9api.XQueryExecutable;
import net.sf.saxon.s9api.XdmNode;

public class ExecXquery {
	public static ExecXquery me() {
		return new ExecXquery();
	}

	public String runIt(XdmNode xdmNode, ClearRule rule) throws Exception {
		XQueryEvaluator evaluator = (XQueryEvaluator) rule.iterable;

		evaluator.setContextItem(xdmNode);
		evaluator.run();
		return xdmNode.toString();
	}

	public String runIt(String domString, String rulestring) throws Exception {
		DocumentBuilder builder = Executor.PROCESSOR.newDocumentBuilder();
		builder.setTreeModel(TreeModel.LINKED_TREE);
		XdmNode xdmNode = builder.build(StringSource.newMe(domString));
		XQueryCompiler queryCompiler = Executor.PROCESSOR.newXQueryCompiler();
		queryCompiler.setUpdatingEnabled(true);
		XQueryExecutable executable = queryCompiler.compile(rulestring);
		XQueryEvaluator evaluator = executable.load();

		evaluator.setContextItem(xdmNode);

		evaluator.run();
		return xdmNode.toString();
	}
}