1 | // |
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2 | // NamespaceStrategy.h |
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3 | // |
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4 | // $Id: //poco/1.3/XML/include/Poco/XML/NamespaceStrategy.h#2 $ |
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5 | // |
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6 | // Library: XML |
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7 | // Package: XML |
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8 | // Module: NamespaceStrategy |
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9 | // |
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10 | // Definition of the NamespaceStrategy class. |
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11 | // |
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12 | // Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH. |
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13 | // and Contributors. |
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14 | // |
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15 | // Permission is hereby granted, free of charge, to any person or organization |
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16 | // obtaining a copy of the software and accompanying documentation covered by |
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17 | // this license (the "Software") to use, reproduce, display, distribute, |
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18 | // execute, and transmit the Software, and to prepare derivative works of the |
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19 | // Software, and to permit third-parties to whom the Software is furnished to |
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20 | // do so, all subject to the following: |
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21 | // |
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22 | // The copyright notices in the Software and this entire statement, including |
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23 | // the above license grant, this restriction and the following disclaimer, |
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24 | // must be included in all copies of the Software, in whole or in part, and |
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25 | // all derivative works of the Software, unless such copies or derivative |
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26 | // works are solely in the form of machine-executable object code generated by |
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27 | // a source language processor. |
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28 | // |
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29 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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30 | // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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31 | // FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT |
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32 | // SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE |
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33 | // FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE, |
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34 | // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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35 | // DEALINGS IN THE SOFTWARE. |
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36 | // |
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37 | |
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38 | |
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39 | #ifndef XML_NamespaceStrategy_INCLUDED |
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40 | #define XML_NamespaceStrategy_INCLUDED |
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41 | |
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42 | |
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43 | #include "Poco/XML/XML.h" |
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44 | #include "Poco/XML/XMLString.h" |
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45 | #include "Poco/SAX/NamespaceSupport.h" |
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46 | #include "Poco/SAX/AttributesImpl.h" |
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47 | |
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48 | |
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49 | namespace Poco { |
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50 | namespace XML { |
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51 | |
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52 | |
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53 | class ContentHandler; |
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54 | |
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55 | |
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56 | class XML_API NamespaceStrategy |
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57 | /// This class is used by ParserEngine to handle the |
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58 | /// startElement, endElement, startPrefixMapping and |
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59 | /// endPrefixMapping events. |
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60 | { |
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61 | public: |
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62 | virtual ~NamespaceStrategy(); |
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63 | |
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64 | virtual void startElement(const XMLChar* name, const XMLChar** atts, int specifiedCount, ContentHandler* pContentHandler) = 0; |
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65 | /// Translate the arguments as delivered by Expat and |
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66 | /// call the startElement() method of the ContentHandler. |
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67 | |
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68 | virtual void endElement(const XMLChar* name, ContentHandler* pContentHandler) = 0; |
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69 | /// Translate the arguments as delivered by Expat and |
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70 | /// call the endElement() method of the ContentHandler. |
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71 | |
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72 | protected: |
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73 | static void splitName(const XMLChar* qname, XMLString& uri, XMLString& localName); |
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74 | static void splitName(const XMLChar* qname, XMLString& uri, XMLString& localName, XMLString& prefix); |
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75 | |
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76 | static const XMLString NOTHING; |
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77 | }; |
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78 | |
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79 | |
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80 | class XML_API NoNamespacesStrategy: public NamespaceStrategy |
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81 | /// The NamespaceStrategy implementation used if no namespaces |
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82 | /// processing is requested. |
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83 | { |
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84 | public: |
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85 | NoNamespacesStrategy(); |
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86 | ~NoNamespacesStrategy(); |
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87 | |
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88 | void startElement(const XMLChar* name, const XMLChar** atts, int specifiedCount, ContentHandler* pContentHandler); |
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89 | void endElement(const XMLChar* name, ContentHandler* pContentHandler); |
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90 | |
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91 | private: |
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92 | XMLString _name; |
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93 | AttributesImpl _attrs; |
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94 | }; |
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95 | |
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96 | |
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97 | class XML_API NoNamespacePrefixesStrategy: public NamespaceStrategy |
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98 | /// The NamespaceStrategy implementation used if namespaces |
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99 | /// processing is requested, but prefixes are not reported. |
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100 | { |
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101 | public: |
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102 | NoNamespacePrefixesStrategy(); |
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103 | ~NoNamespacePrefixesStrategy(); |
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104 | |
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105 | void startElement(const XMLChar* name, const XMLChar** atts, int specifiedCount, ContentHandler* pContentHandler); |
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106 | void endElement(const XMLChar* name, ContentHandler* pContentHandler); |
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107 | |
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108 | private: |
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109 | XMLString _uri; |
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110 | XMLString _local; |
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111 | AttributesImpl _attrs; |
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112 | }; |
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113 | |
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114 | |
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115 | class XML_API NamespacePrefixesStrategy: public NamespaceStrategy |
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116 | /// The NamespaceStrategy implementation used if namespaces |
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117 | /// processing is requested and prefixes are reported. |
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118 | { |
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119 | public: |
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120 | NamespacePrefixesStrategy(); |
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121 | ~NamespacePrefixesStrategy(); |
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122 | |
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123 | void startElement(const XMLChar* name, const XMLChar** atts, int specifiedCount, ContentHandler* pContentHandler); |
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124 | void endElement(const XMLChar* name, ContentHandler* pContentHandler); |
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125 | |
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126 | private: |
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127 | XMLString _uri; |
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128 | XMLString _local; |
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129 | XMLString _qname; |
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130 | AttributesImpl _attrs; |
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131 | }; |
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132 | |
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133 | |
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134 | } } // namespace Poco::XML |
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135 | |
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136 | |
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137 | #endif // XML_NamespaceStrategy_INCLUDED |
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