LCOV - code coverage report
Current view: top level - include/xmlreader - xmlreader.hxx (source / functions) Hit Total Coverage
Test: commit e02a6cb2c3e2b23b203b422e4e0680877f232636 Lines: 10 12 83.3 %
Date: 2014-04-14 Functions: 5 6 83.3 %
Legend: Lines: hit not hit

          Line data    Source code
       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             : #ifndef INCLUDED_XMLREADER_XMLREADER_HXX
      21             : #define INCLUDED_XMLREADER_XMLREADER_HXX
      22             : 
      23             : #include <sal/config.h>
      24             : 
      25             : #include <stack>
      26             : #include <vector>
      27             : 
      28             : #include <boost/noncopyable.hpp>
      29             : #include <com/sun/star/container/NoSuchElementException.hpp>
      30             : #include <com/sun/star/uno/RuntimeException.hpp>
      31             : #include <osl/file.h>
      32             : #include <rtl/ustring.hxx>
      33             : #include <sal/types.h>
      34             : #include <xmlreader/detail/xmlreaderdllapi.hxx>
      35             : #include <xmlreader/pad.hxx>
      36             : #include <xmlreader/span.hxx>
      37             : 
      38             : namespace xmlreader {
      39             : 
      40             : class OOO_DLLPUBLIC_XMLREADER XmlReader: private boost::noncopyable {
      41             : public:
      42             :     XmlReader(char const *sStr, size_t nLength);
      43             : 
      44             :     explicit XmlReader(OUString const & fileUrl)
      45             :         SAL_THROW((
      46             :             com::sun::star::container::NoSuchElementException,
      47             :             com::sun::star::uno::RuntimeException));
      48             : 
      49             :     ~XmlReader();
      50             : 
      51             :     enum { NAMESPACE_NONE = -2, NAMESPACE_UNKNOWN = -1, NAMESPACE_XML = 0 };
      52             : 
      53             :     enum Text { TEXT_NONE, TEXT_RAW, TEXT_NORMALIZED };
      54             : 
      55             :     enum Result { RESULT_BEGIN, RESULT_END, RESULT_TEXT, RESULT_DONE };
      56             : 
      57             :     int registerNamespaceIri(Span const & iri);
      58             : 
      59             :     // RESULT_BEGIN: data = localName, ns = ns
      60             :     // RESULT_END: data, ns unused
      61             :     // RESULT_TEXT: data = text, ns unused
      62             :     Result nextItem(Text reportText, Span * data, int * nsId);
      63             : 
      64             :     bool nextAttribute(int * nsId, Span * localName);
      65             : 
      66             :     // the span returned by getAttributeValue is only valid until the next call
      67             :     // to nextItem or getAttributeValue
      68             :     Span getAttributeValue(bool fullyNormalize);
      69             : 
      70             :     int getNamespaceId(Span const & prefix) const;
      71             : 
      72             :     OUString getUrl() const;
      73             : 
      74             : private:
      75             :     typedef std::vector< Span > NamespaceIris;
      76             : 
      77             :     // If NamespaceData (and similarly ElementData and AttributeData) is made
      78             :     // SAL_DLLPRIVATE, at least gcc 4.2.3 erroneously warns about
      79             :     // "'xmlreader::XmlReader' declared with greater visibility than the type of
      80             :     // its field 'xmlreader::XmlReader::namespaces_'" (and similarly for
      81             :     // elements_ and attributes_):
      82             : 
      83             :     struct NamespaceData {
      84             :         Span prefix;
      85             :         int nsId;
      86             : 
      87           0 :         NamespaceData():
      88           0 :             nsId(-1) {}
      89             : 
      90         188 :         NamespaceData(Span const & thePrefix, int theNsId):
      91         188 :             prefix(thePrefix), nsId(theNsId) {}
      92             :     };
      93             : 
      94             :     typedef std::vector< NamespaceData > NamespaceList;
      95             : 
      96             :     struct ElementData {
      97             :         Span name;
      98             :         NamespaceList::size_type inheritedNamespaces;
      99             :         int defaultNamespaceId;
     100             : 
     101       50370 :         ElementData(
     102             :             Span const & theName,
     103             :             NamespaceList::size_type theInheritedNamespaces,
     104             :             int theDefaultNamespaceId):
     105             :             name(theName), inheritedNamespaces(theInheritedNamespaces),
     106       50370 :             defaultNamespaceId(theDefaultNamespaceId)
     107       50370 :         {}
     108             :     };
     109             : 
     110             :     typedef std::stack< ElementData > ElementStack;
     111             : 
     112             :     struct AttributeData {
     113             :         char const * nameBegin;
     114             :         char const * nameEnd;
     115             :         char const * nameColon;
     116             :         char const * valueBegin;
     117             :         char const * valueEnd;
     118             : 
     119       55138 :         AttributeData(
     120             :             char const * theNameBegin, char const * theNameEnd,
     121             :             char const * theNameColon, char const * theValueBegin,
     122             :             char const * theValueEnd):
     123             :             nameBegin(theNameBegin), nameEnd(theNameEnd),
     124             :             nameColon(theNameColon), valueBegin(theValueBegin),
     125       55138 :             valueEnd(theValueEnd)
     126       55138 :         {}
     127             :     };
     128             : 
     129             :     typedef std::vector< AttributeData > Attributes;
     130             : 
     131             :     enum State {
     132             :         STATE_CONTENT, STATE_START_TAG, STATE_END_TAG, STATE_EMPTY_ELEMENT_TAG,
     133             :         STATE_DONE };
     134             : 
     135      110601 :     SAL_DLLPRIVATE inline char read() { return pos_ == end_ ? '\0' : *pos_++; }
     136             : 
     137     2123369 :     SAL_DLLPRIVATE inline char peek() { return pos_ == end_ ? '\0' : *pos_; }
     138             : 
     139             :     SAL_DLLPRIVATE void normalizeLineEnds(Span const & text);
     140             : 
     141             :     SAL_DLLPRIVATE void skipSpace();
     142             : 
     143             :     SAL_DLLPRIVATE bool skipComment();
     144             : 
     145             :     SAL_DLLPRIVATE void skipProcessingInstruction();
     146             : 
     147             :     SAL_DLLPRIVATE void skipDocumentTypeDeclaration();
     148             : 
     149             :     SAL_DLLPRIVATE Span scanCdataSection();
     150             : 
     151             :     SAL_DLLPRIVATE bool scanName(char const ** nameColon);
     152             : 
     153             :     SAL_DLLPRIVATE int scanNamespaceIri(
     154             :         char const * begin, char const * end);
     155             : 
     156             :     SAL_DLLPRIVATE char const * handleReference(
     157             :         char const * position, char const * end);
     158             : 
     159             :     SAL_DLLPRIVATE Span handleAttributeValue(
     160             :         char const * begin, char const * end, bool fullyNormalize);
     161             : 
     162             :     SAL_DLLPRIVATE Result handleStartTag(int * nsId, Span * localName);
     163             : 
     164             :     SAL_DLLPRIVATE Result handleEndTag();
     165             : 
     166             :     SAL_DLLPRIVATE void handleElementEnd();
     167             : 
     168             :     SAL_DLLPRIVATE Result handleSkippedText(Span * data, int * nsId);
     169             : 
     170             :     SAL_DLLPRIVATE Result handleRawText(Span * text);
     171             : 
     172             :     SAL_DLLPRIVATE Result handleNormalizedText(Span * text);
     173             : 
     174             :     SAL_DLLPRIVATE int toNamespaceId(NamespaceIris::size_type pos);
     175             : 
     176             :     OUString fileUrl_;
     177             :     oslFileHandle fileHandle_;
     178             :     sal_uInt64 fileSize_;
     179             :     void * fileAddress_;
     180             :     NamespaceIris namespaceIris_;
     181             :     NamespaceList namespaces_;
     182             :     ElementStack elements_;
     183             :     char const * pos_;
     184             :     char const * end_;
     185             :     State state_;
     186             :     Attributes attributes_;
     187             :     Attributes::iterator currentAttribute_;
     188             :     bool firstAttribute_;
     189             :     Pad pad_;
     190             : };
     191             : 
     192             : }
     193             : 
     194             : #endif
     195             : 
     196             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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