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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SHELL_INC_INTERNAL_XML_PARSER_HXX
+#define INCLUDED_SHELL_INC_INTERNAL_XML_PARSER_HXX
+
+#include <expat.h>
+#include <stdexcept>
+
+class xml_parser_exception final : public std::runtime_error
+{
+public:
+ xml_parser_exception(const std::string& error_msg)
+ : std::runtime_error(error_msg)
+ {
+ }
+};
+
+// Simple wrapper around expat, the xml parser library
+// created by James Clark
+
+class i_xml_parser_event_handler;
+
+class xml_parser
+{
+public:
+ xml_parser();
+
+ ~xml_parser();
+
+ /** Parse a XML data stream
+
+ @param pXmlData
+ Pointer to a buffer containing the xml data
+
+ @param Length
+ Length of the buffer containing the xml data
+
+ @param IsFinal
+ Indicates whether these are the last xml data
+ of an xml document to parse. For very large
+ xml documents it may be useful to read and
+ parse the document partially.
+
+ @precond XmlData must not be null
+
+ @throws SaxException
+ If the used Sax parser returns an error. The SaxException
+ contains detailed information about the error. */
+ void parse(const char* XmlData, size_t Length, bool IsFinal);
+
+ /** Set a document handler
+
+ @descr A document handler implements the interface i_xml_parser_event_handler.
+ The document handler receive notifications of various events
+ from the sax parser for instance "start_document".
+
+ The client is responsible for the life time management of
+ the given document handler, that means the document handler
+ instance must exist until a new one was set or until the parser
+ no longer exist.
+
+ @param SaxDocumentHandler
+ The new document handler, may be null if not interested in
+ sax parser events.
+
+ @postcond currently used document handler == pSaxDocumentHandler */
+ void set_document_handler(i_xml_parser_event_handler* event_handler);
+
+ /** Returns the currently used document handler or null if
+ no document handler was set before. */
+ i_xml_parser_event_handler* get_document_handler() const { return document_handler_; }
+
+private:
+ void init();
+
+private:
+ i_xml_parser_event_handler* document_handler_;
+ XML_Parser xml_parser_;
+
+private:
+ xml_parser(const xml_parser&) = delete;
+ xml_parser& operator=(const xml_parser&) = delete;
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */