private Sequence processQuery(String select) throws SAXException { XQueryContext context = null; try { context = new XQueryContext(broker.getBrokerPool(), accessCtx); context.setStaticallyKnownDocuments(documentSet); Map.Entry<String, String> namespaceEntry; for (final Iterator<Map.Entry<String, String>> i = namespaces.entrySet().iterator(); i.hasNext(); ) { namespaceEntry = (Map.Entry<String, String>) i.next(); context.declareNamespace(namespaceEntry.getKey(), namespaceEntry.getValue()); } Map.Entry<String, Object> entry; for (final Iterator<Map.Entry<String, Object>> i = variables.entrySet().iterator(); i.hasNext(); ) { entry = (Map.Entry<String, Object>) i.next(); context.declareVariable(entry.getKey().toString(), entry.getValue()); } // TODO(pkaminsk2): why replicate XQuery.compile here? final XQueryLexer lexer = new XQueryLexer(context, new StringReader(select)); final XQueryParser parser = new XQueryParser(lexer); final XQueryTreeParser treeParser = new XQueryTreeParser(context); parser.xpath(); if (parser.foundErrors()) { throw new SAXException(parser.getErrorMessage()); } final AST ast = parser.getAST(); if (LOG.isDebugEnabled()) { LOG.debug("generated AST: " + ast.toStringTree()); } final PathExpr expr = new PathExpr(context); treeParser.xpath(ast, expr); if (treeParser.foundErrors()) { throw new SAXException(treeParser.getErrorMessage()); } expr.analyze(new AnalyzeContextInfo()); final Sequence seq = expr.eval(null, null); return seq; } catch (final RecognitionException e) { LOG.warn("error while creating variable", e); throw new SAXException(e); } catch (final TokenStreamException e) { LOG.warn("error while creating variable", e); throw new SAXException(e); } catch (final XPathException e) { throw new SAXException(e); } finally { if (context != null) { context.reset(false); } } }