| 1 | // file : xsd/cxx/tree/parsing/boolean.hxx |
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| 2 | // author : Boris Kolpackov <boris@codesynthesis.com> |
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| 3 | // copyright : Copyright (c) 2005-2008 Code Synthesis Tools CC |
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| 4 | // license : GNU GPL v2 + exceptions; see accompanying LICENSE file |
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| 5 | |
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| 6 | #ifndef XSD_CXX_TREE_PARSING_BOOLEAN_HXX |
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| 7 | #define XSD_CXX_TREE_PARSING_BOOLEAN_HXX |
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| 8 | |
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| 9 | #include <xsd/cxx/ro-string.hxx> |
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| 10 | #include <xsd/cxx/zc-istream.hxx> |
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| 11 | |
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| 12 | #include <xsd/cxx/xml/string.hxx> // xml::transcode |
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| 13 | |
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| 14 | #include <xsd/cxx/tree/text.hxx> // text_content |
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| 15 | #include <xsd/cxx/tree/bits/literals.hxx> |
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| 16 | |
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| 17 | namespace xsd |
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| 18 | { |
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| 19 | namespace cxx |
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| 20 | { |
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| 21 | namespace tree |
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| 22 | { |
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| 23 | template <typename C> |
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| 24 | struct traits<bool, C> |
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| 25 | { |
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| 26 | typedef bool type; |
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| 27 | |
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| 28 | static type |
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| 29 | create (const xercesc::DOMElement& e, flags f, container* c); |
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| 30 | |
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| 31 | static type |
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| 32 | create (const xercesc::DOMAttr& a, flags f, container* c); |
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| 33 | |
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| 34 | static type |
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| 35 | create (const std::basic_string<C>& s, |
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| 36 | const xercesc::DOMElement*, |
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| 37 | flags, |
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| 38 | container*); |
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| 39 | }; |
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| 40 | |
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| 41 | template <typename C> |
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| 42 | bool traits<bool, C>:: |
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| 43 | create (const xercesc::DOMElement& e, flags f, container* c) |
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| 44 | { |
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| 45 | return create (text_content<C> (e), 0, f, c); |
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| 46 | } |
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| 47 | |
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| 48 | template <typename C> |
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| 49 | bool traits<bool, C>:: |
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| 50 | create (const xercesc::DOMAttr& a, flags f, container* c) |
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| 51 | { |
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| 52 | return create (xml::transcode<C> (a.getValue ()), 0, f, c); |
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| 53 | } |
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| 54 | |
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| 55 | template <typename C> |
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| 56 | bool traits<bool, C>:: |
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| 57 | create (const std::basic_string<C>& s, |
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| 58 | const xercesc::DOMElement*, |
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| 59 | flags, |
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| 60 | container*) |
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| 61 | { |
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| 62 | // This type cannot have whitespaces in its values. As result we |
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| 63 | // don't need to waste time collapsing whitespaces. All we need to |
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| 64 | // do is trim the string representation which can be done without |
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| 65 | // copying. |
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| 66 | // |
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| 67 | ro_string<C> tmp (s); |
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| 68 | trim (tmp); |
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| 69 | |
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| 70 | return tmp == bits::true_<C> () || tmp == bits::one<C> (); |
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| 71 | } |
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| 72 | } |
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| 73 | } |
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| 74 | } |
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| 75 | |
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| 76 | #endif // XSD_CXX_TREE_PARSING_BOOLEAN_HXX |
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