Avoid potential negative array index access to cached text.
[LibreOffice.git] / xmloff / source / chart / SchXMLTextListContext.cxx
blobda70c24ed9f0f11f0b8fbcf8377527718f5b201f
1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*
3 * This file is part of the LibreOffice project.
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/.
9 * This file incorporates work covered by the following license notice:
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 .
20 #include "SchXMLTextListContext.hxx"
21 #include "SchXMLParagraphContext.hxx"
23 #include <xmloff/xmlnamespace.hxx>
24 #include <xmloff/xmltoken.hxx>
25 #include <xmloff/xmlimp.hxx>
26 #include <xmloff/xmlictxt.hxx>
27 #include <sal/log.hxx>
29 using ::com::sun::star::uno::Sequence;
30 using ::com::sun::star::uno::Reference;
31 using namespace com::sun::star;
32 using namespace ::xmloff::token;
34 namespace {
36 class SchXMLListItemContext : public SvXMLImportContext
38 public:
39 SchXMLListItemContext( SvXMLImport& rImport, OUString& rText );
41 virtual css::uno::Reference< css::xml::sax::XFastContextHandler > SAL_CALL createFastChildContext(
42 sal_Int32 nElement,
43 const css::uno::Reference< css::xml::sax::XFastAttributeList >& AttrList ) override;
45 private:
46 OUString& m_rText;
51 SchXMLListItemContext::SchXMLListItemContext(
52 SvXMLImport& rImport
53 , OUString& rText )
54 : SvXMLImportContext( rImport )
55 , m_rText( rText )
59 css::uno::Reference< css::xml::sax::XFastContextHandler > SchXMLListItemContext::createFastChildContext(
60 sal_Int32 nElement,
61 const css::uno::Reference< css::xml::sax::XFastAttributeList >& )
63 SvXMLImportContext* pContext = nullptr;
64 if( nElement == XML_ELEMENT(TEXT, XML_P) ||
65 nElement == XML_ELEMENT(LO_EXT, XML_P) )
66 pContext = new SchXMLParagraphContext( GetImport(), m_rText );
67 else
68 XMLOFF_WARN_UNKNOWN_ELEMENT("xmloff", nElement);
69 return pContext;
72 SchXMLTextListContext::SchXMLTextListContext(
73 SvXMLImport& rImport
74 , Sequence< OUString>& rTextList )
75 : SvXMLImportContext( rImport )
76 , m_rTextList( rTextList )
80 SchXMLTextListContext::~SchXMLTextListContext()
84 void SchXMLTextListContext::endFastElement(sal_Int32 )
86 sal_Int32 nCount = m_aTextVector.size();
87 m_rTextList.realloc(nCount);
88 auto pTextList = m_rTextList.getArray();
89 for( sal_Int32 nN=0; nN<nCount; nN++ )
90 pTextList[nN]=m_aTextVector[nN];
93 css::uno::Reference< css::xml::sax::XFastContextHandler > SchXMLTextListContext::createFastChildContext(
94 sal_Int32 nElement,
95 const css::uno::Reference< css::xml::sax::XFastAttributeList >& )
97 SvXMLImportContext* pContext = nullptr;
98 if( nElement == XML_ELEMENT(TEXT, XML_LIST_ITEM) )
100 m_aTextVector.emplace_back( );
101 pContext = new SchXMLListItemContext( GetImport(), m_aTextVector.back() );
103 else
104 XMLOFF_WARN_UNKNOWN_ELEMENT("xmloff", nElement);
105 return pContext;
108 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */