unoxml/source/xpath/xpathapi.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #pragma once
  21
  22 #include <map>
  23 #include <mutex>
  24 #include <vector>
  25
  26 #include <sal/types.h>
  27
  28 #include <cppuhelper/implbase.hxx>
  29
  30 #include <com/sun/star/uno/Reference.h>
  31 #include <com/sun/star/uno/Sequence.h>
  32
  33 #include <com/sun/star/xml/xpath/XXPathAPI.hpp>
  34 #include <com/sun/star/xml/dom/XNode.hpp>
  35 #include <com/sun/star/xml/dom/XNodeList.hpp>
  36 #include <com/sun/star/xml/xpath/XXPathObject.hpp>
  37 #include <com/sun/star/xml/xpath/XXPathExtension.hpp>
  38 #include <com/sun/star/lang/XServiceInfo.hpp>
  39 #include <com/sun/star/uno/XComponentContext.hpp>
  40
  41 namespace XPath
  42 {
  43     typedef std::map<OUString, OUString> nsmap_t;
  44     typedef std::vector< css::uno::Reference<css::xml::xpath::XXPathExtension> > extensions_t;
  45
  46     typedef ::cppu::WeakImplHelper
  47         <   css::xml::xpath::XXPathAPI
  48         ,   css::lang::XServiceInfo
  49         > CXPathAPI_Base;
  50
  51     class  CXPathAPI
  52         : public CXPathAPI_Base
  53     {
  54
  55     private:
  56         std::mutex m_Mutex;
  57         nsmap_t m_nsmap;
  58         const css::uno::Reference< css::uno::XComponentContext > m_xContext;
  59         extensions_t m_extensions;
  60
  61     public:
  62         // ctor
  63         explicit CXPathAPI( const css::uno::Reference< css::uno::XComponentContext >& );
  64
  65         // XServiceInfo
  66         virtual OUString SAL_CALL getImplementationName() override;
  67         virtual sal_Bool SAL_CALL supportsService(const OUString& ServiceName) override;
  68         virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames () override;
  69
  70
  71         // --- XXPathAPI ---
  72
  73         virtual void SAL_CALL registerNS(const OUString& aPrefix, const OUString& aURI) override;
  74
  75         virtual void SAL_CALL unregisterNS(const OUString& aPrefix, const OUString& aURI) override;
  76
  77         /**
  78         Use an XPath string to select a nodelist.
  79         */
  80         virtual css::uno::Reference< css::xml::dom::XNodeList > SAL_CALL selectNodeList(const css::uno::Reference< css::xml::dom::XNode >& contextNode, const OUString& str) override;
  81
  82         /**
  83         Use an XPath string to select a nodelist.
  84         */
  85         virtual css::uno::Reference< css::xml::dom::XNodeList > SAL_CALL selectNodeListNS(const css::uno::Reference< css::xml::dom::XNode >& contextNode, const OUString& str, const css::uno::Reference< css::xml::dom::XNode >&  namespaceNode) override;
  86
  87         /**
  88         Use an XPath string to select a single node.
  89         */
  90         virtual css::uno::Reference< css::xml::dom::XNode > SAL_CALL selectSingleNode(const css::uno::Reference< css::xml::dom::XNode >& contextNode, const OUString& str) override;
  91
  92         /**
  93         Use an XPath string to select a single node.
  94         */
  95         virtual css::uno::Reference< css::xml::dom::XNode > SAL_CALL selectSingleNodeNS(const css::uno::Reference< css::xml::dom::XNode >& contextNode, const OUString& str, const css::uno::Reference< css::xml::dom::XNode >&  namespaceNode) override;
  96
  97         virtual css::uno::Reference< css::xml::xpath::XXPathObject > SAL_CALL eval(const css::uno::Reference< css::xml::dom::XNode >& contextNode, const OUString& str) override;
  98
  99         virtual css::uno::Reference< css::xml::xpath::XXPathObject > SAL_CALL evalNS(const css::uno::Reference< css::xml::dom::XNode >& contextNode, const OUString& str, const css::uno::Reference< css::xml::dom::XNode >&  namespaceNode) override;
 100
 101         virtual void SAL_CALL registerExtension(const OUString& aName) override;
 102         virtual void SAL_CALL registerExtensionInstance(const css::uno::Reference< css::xml::xpath::XXPathExtension>& aExtension) override;
 103
 104     };
 105 }
 106
 107 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */