Move this header out into a public place.

Change-Id: I356b26947d1018276d8a9ff6012fdad3ca2c0fd8

1 files changed, 177 insertions, 0 deletions

diff --git a/include/sax/fastparser.hxx b/include/sax/fastparser.hxx
new file mode 100644
index 000000000000..3a8ae5302073
--- /dev/null
+++ b/include/sax/fastparser.hxx
@@ -0,0 +1,177 @@
+/* -*- 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_SAX_FASTPARSER_HXX
+#define INCLUDED_SAX_FASTPARSER_HXX
+
+#include <queue>
+#include <vector>
+#include <stack>
+#include <boost/optional.hpp>
+#include <boost/shared_ptr.hpp>
+#include <boost/unordered_map.hpp>
+#include <osl/conditn.hxx>
+#include <rtl/ref.hxx>
+#include <com/sun/star/xml/sax/XFastContextHandler.hpp>
+#include <com/sun/star/xml/sax/XFastDocumentHandler.hpp>
+#include <com/sun/star/xml/sax/XFastParser.hpp>
+#include <com/sun/star/xml/sax/XFastTokenHandler.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <cppuhelper/implbase2.hxx>
+
+#include <expat.h>
+#include "saxdllapi.h"
+
+#include <sax/fastattribs.hxx>
+
+namespace sax_fastparser {
+
+struct Event;
+class FastLocatorImpl;
+struct NamespaceDefine;
+struct Entity;
+
+typedef ::boost::shared_ptr< NamespaceDefine > NamespaceDefineRef;
+
+typedef ::boost::unordered_map< OUString, sal_Int32,
+        OUStringHash, ::std::equal_to< OUString > > NamespaceMap;
+
+struct SAX_DLLPUBLIC NameWithToken
+{
+    OUString msName;
+    sal_Int32 mnToken;
+
+    NameWithToken(const OUString& sName, const sal_Int32& nToken);
+};
+
+typedef std::vector<Event> EventList;
+
+enum CallbackType { INVALID, START_ELEMENT, END_ELEMENT, CHARACTERS, DONE, EXCEPTION };
+
+struct Event
+{
+    OUString msChars;
+    sal_Int32 mnElementToken;
+    OUString msNamespace;
+    OUString msElementName;
+    rtl::Reference< FastAttributeList > mxAttributes;
+    CallbackType maType;
+};
+
+// --------------------------------------------------------------------
+
+struct SaxContext
+{
+    ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastContextHandler > mxContext;
+    sal_Int32                   mnElementToken;
+    boost::optional< OUString > maNamespace;
+    boost::optional< OUString > maElementName;
+    SaxContext( sal_Int32 nElementToken, const OUString& aNamespace, const OUString& aElementName );
+};
+
+// --------------------------------------------------------------------
+
+struct SAX_DLLPUBLIC ParserData
+{
+    ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastDocumentHandler > mxDocumentHandler;
+    ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastTokenHandler >    mxTokenHandler;
+    FastTokenHandlerBase *mpTokenHandler;
+    ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XErrorHandler >        mxErrorHandler;
+    ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XEntityResolver >      mxEntityResolver;
+    ::com::sun::star::lang::Locale          maLocale;
+
+    ParserData();
+    ~ParserData();
+};
+
+// --------------------------------------------------------------------
+
+// This class implements the external Parser interface
+class SAX_DLLPUBLIC FastSaxParser : public ::cppu::WeakImplHelper2< ::com::sun::star::xml::sax::XFastParser, ::com::sun::star::lang::XServiceInfo >
+{
+public:
+    FastSaxParser();
+    virtual ~FastSaxParser();
+
+    // The implementation details
+    static ::com::sun::star::uno::Sequence< OUString > getSupportedServiceNames_Static(void);
+
+    // XFastParser
+    virtual void SAL_CALL parseStream( const ::com::sun::star::xml::sax::InputSource& aInputSource ) throw (::com::sun::star::xml::sax::SAXException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
+    virtual void SAL_CALL setFastDocumentHandler( const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastDocumentHandler >& Handler ) throw (::com::sun::star::uno::RuntimeException);
+    virtual void SAL_CALL setTokenHandler( const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastTokenHandler >& Handler ) throw (::com::sun::star::uno::RuntimeException);
+    virtual void SAL_CALL registerNamespace( const OUString& NamespaceURL, sal_Int32 NamespaceToken ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
+    virtual OUString SAL_CALL getNamespaceURL( const OUString& rPrefix ) throw(::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
+    virtual void SAL_CALL setErrorHandler( const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XErrorHandler >& Handler ) throw (::com::sun::star::uno::RuntimeException);
+    virtual void SAL_CALL setEntityResolver( const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XEntityResolver >& Resolver ) throw (::com::sun::star::uno::RuntimeException);
+    virtual void SAL_CALL setLocale( const ::com::sun::star::lang::Locale& rLocale ) throw (::com::sun::star::uno::RuntimeException);
+
+    // XServiceInfo
+    virtual OUString SAL_CALL getImplementationName(  ) throw (::com::sun::star::uno::RuntimeException);
+    virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) throw (::com::sun::star::uno::RuntimeException);
+    virtual ::com::sun::star::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames(  ) throw (::com::sun::star::uno::RuntimeException);
+
+    // called by the C callbacks of the expat parser
+    void callbackStartElement( const XML_Char* name, const XML_Char** atts );
+    void callbackEndElement( const XML_Char* name );
+    void callbackCharacters( const XML_Char* s, int nLen );
+    int  callbackExternalEntityRef( XML_Parser parser, const XML_Char *openEntityNames, const XML_Char *base, const XML_Char *systemId, const XML_Char *publicId);
+    void callbackEntityDecl(const XML_Char *entityName, int is_parameter_entity,
+            const XML_Char *value, int value_length, const XML_Char *base,
+            const XML_Char *systemId, const XML_Char *publicId,
+            const XML_Char *notationName);
+
+    void pushEntity( const Entity& rEntity );
+    void popEntity();
+    Entity& getEntity();
+    void parse();
+    void produce( CallbackType aType );
+
+private:
+    bool consume(EventList *);
+    void deleteUsedEvents();
+
+    sal_Int32 GetToken( const sal_Char* pToken, sal_Int32 nTokenLen = 0 );
+    sal_Int32 GetTokenWithPrefix( const sal_Char*pPrefix, int nPrefixLen, const sal_Char* pName, int nNameLen ) throw (::com::sun::star::xml::sax::SAXException);
+    OUString GetNamespaceURL( const OString& rPrefix ) throw (::com::sun::star::xml::sax::SAXException);
+    OUString GetNamespaceURL( const sal_Char*pPrefix, int nPrefixLen ) throw (::com::sun::star::xml::sax::SAXException);
+    sal_Int32 GetNamespaceToken( const OUString& rNamespaceURL );
+    sal_Int32 GetTokenWithContextNamespace( sal_Int32 nNamespaceToken, const sal_Char* pName, int nNameLen );
+    void DefineNamespace( const OString& rPrefix, const sal_Char* pNamespaceURL );
+
+    void pushContext();
+    void popContext();
+
+    void splitName( const XML_Char *pwName, const XML_Char *&rpPrefix, sal_Int32 &rPrefixLen, const XML_Char *&rpName, sal_Int32 &rNameLen );
+
+private:
+    osl::Mutex maMutex; ///< Protecting whole parseStream() execution
+    ::rtl::Reference< FastLocatorImpl >     mxDocumentLocator;
+    NamespaceMap                            maNamespaceMap;
+
+    ParserData maData;                      /// Cached parser configuration for next call of parseStream().
+    ::std::stack< Entity > maEntities;      /// Entity stack for each call of parseStream().
+    FastTokenLookup maTokenLookup;
+};
+
+}
+
+#endif // _SAX_FASTPARSER_HXX_
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */