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Diffstat (limited to 'libxsd/libxsd/cxx/parser/xerces/elements.hxx')
| -rw-r--r-- | libxsd/libxsd/cxx/parser/xerces/elements.hxx | 463 |
1 files changed, 463 insertions, 0 deletions
diff --git a/libxsd/libxsd/cxx/parser/xerces/elements.hxx b/libxsd/libxsd/cxx/parser/xerces/elements.hxx new file mode 100644 index 0000000..d250622 --- /dev/null +++ b/libxsd/libxsd/cxx/parser/xerces/elements.hxx @@ -0,0 +1,463 @@ +// file : libxsd/cxx/parser/xerces/elements.hxx +// license : GNU GPL v2 + exceptions; see accompanying LICENSE file + +#ifndef LIBXSD_CXX_PARSER_XERCES_ELEMENTS_HXX +#define LIBXSD_CXX_PARSER_XERCES_ELEMENTS_HXX + +#include <memory> // std::auto_ptr/unique_ptr +#include <string> +#include <iosfwd> +#include <vector> + +#include <xercesc/sax/Locator.hpp> +#include <xercesc/sax/InputSource.hpp> +#include <xercesc/sax2/SAX2XMLReader.hpp> +#include <xercesc/sax2/DefaultHandler.hpp> + +#include <xercesc/util/XercesVersion.hpp> + +#include <libxsd/cxx/config.hxx> // XSD_AUTO_PTR + +#include <libxsd/cxx/xml/elements.hxx> +#include <libxsd/cxx/xml/error-handler.hxx> + +#include <libxsd/cxx/parser/exceptions.hxx> +#include <libxsd/cxx/parser/elements.hxx> +#include <libxsd/cxx/parser/document.hxx> + +#if _XERCES_VERSION < 30000 +# error Xerces-C++ 2-series is not supported +#endif + +namespace xsd +{ + namespace cxx + { + namespace parser + { + namespace xerces + { + // + // + struct flags + { + // Use the following flags to modify the default behavior + // of the parsing functions. + // + + // Do not try to validate instance documents. + // + static const unsigned long dont_validate = 0x00000001; + + // Do not initialize the Xerces-C++ runtime. + // + static const unsigned long dont_initialize = 0x00000002; + + // Disable handling of subsequent imports for the same namespace + // in Xerces-C++ 3.1.0 and later. + // + static const unsigned long no_multiple_imports = 0x00000004; + + public: + flags (unsigned long x = 0) + : x_ (x) + { + } + + operator unsigned long () const + { + return x_; + } + + private: + unsigned long x_; + }; + + + // Parsing properties. Refer to xsd/cxx/xml/elements.hxx for + // XML-related properties. + // + template <typename C> + class properties: public xml::properties<C> + { + }; + + // + // + template <typename C> + struct document: cxx::parser::document<C> // VC likes it qualified + { + public: + document (parser_base<C>& root, + const C* root_element_name, + bool polymorphic = false); + + document (parser_base<C>& root, + const std::basic_string<C>& root_element_name, + bool polymorphic = false); + + document (parser_base<C>& root, + const C* root_element_namespace, + const C* root_element_name, + bool polymorphic = false); + + document (parser_base<C>& root, + const std::basic_string<C>& root_element_namespace, + const std::basic_string<C>& root_element_name, + bool polymorphic = false); + + protected: + explicit + document (bool polymorphic = false); + + public: + // Parse URI or a local file. We have to overload it for const C* + // bacause xercesc::InputSource has an implicit constructor that + // takes const char*. + // + void + parse (const std::basic_string<C>& uri, + flags = 0, + const properties<C>& = properties<C> ()); + + void + parse (const C* uri, + flags = 0, + const properties<C>& = properties<C> ()); + + + // Parse URI or a local file with a user-provided error_handler + // object. + // + void + parse (const std::basic_string<C>& uri, + xml::error_handler<C>&, + flags = 0, + const properties<C>& = properties<C> ()); + + void + parse (const C* uri, + xml::error_handler<C>&, + flags = 0, + const properties<C>& = properties<C> ()); + + + // Parse URI or a local file with a user-provided ErrorHandler + // object. Note that you must initialize the Xerces-C++ runtime + // before calling these functions. + // + void + parse (const std::basic_string<C>& uri, + xercesc::ErrorHandler&, + flags = 0, + const properties<C>& = properties<C> ()); + + void + parse (const C* uri, + xercesc::ErrorHandler&, + flags = 0, + const properties<C>& = properties<C> ()); + + + // Parse URI or a local file using a user-provided SAX2XMLReader + // object. Note that you must initialize the Xerces-C++ runtime + // before calling these functions. + // + void + parse (const std::basic_string<C>& uri, + xercesc::SAX2XMLReader&, + flags = 0, + const properties<C>& = properties<C> ()); + + void + parse (const C* uri, + xercesc::SAX2XMLReader&, + flags = 0, + const properties<C>& = properties<C> ()); + + + public: + // System id is a "system" identifier of the resources (e.g., + // URI or a full file path). Public id is a "public" identifier + // of the resource (e.g., an application-specific name or a + // relative file path). System id is used to resolve relative + // paths. In diagnostics messages system id is used if public + // id is not available. Otherwise public id is used. + // + + // Parse std::istream. + // + void + parse (std::istream&, + flags = 0, + const properties<C>& = properties<C> ()); + + + // Parse std::istream with a user-provided error_handler object. + // + void + parse (std::istream&, + xml::error_handler<C>&, + flags = 0, + const properties<C>& = properties<C> ()); + + + // Parse std::istream with a user-provided ErrorHandler object. + // Note that you must initialize the Xerces-C++ runtime before + // calling this function. + // + void + parse (std::istream&, + xercesc::ErrorHandler&, + flags = 0, + const properties<C>& = properties<C> ()); + + + // Parse std::istream using a user-provided SAX2XMLReader object. + // Note that you must initialize the Xerces-C++ runtime before + // calling this function. + // + void + parse (std::istream&, + xercesc::SAX2XMLReader&, + flags = 0, + const properties<C>& = properties<C> ()); + + + public: + // Parse std::istream with a system id. + // + void + parse (std::istream&, + const std::basic_string<C>& system_id, + flags = 0, + const properties<C>& = properties<C> ()); + + + // Parse std::istream with a system id and a user-provided + // error_handler object. + // + void + parse (std::istream&, + const std::basic_string<C>& system_id, + xml::error_handler<C>&, + flags = 0, + const properties<C>& = properties<C> ()); + + + // Parse std::istream with a system id and a user-provided + // ErrorHandler object. Note that you must initialize the + // Xerces-C++ runtime before calling this function. + // + void + parse (std::istream&, + const std::basic_string<C>& system_id, + xercesc::ErrorHandler&, + flags = 0, + const properties<C>& = properties<C> ()); + + + // Parse std::istream with a system id using a user-provided + // SAX2XMLReader object. Note that you must initialize the + // Xerces-C++ runtime before calling this function. + // + void + parse (std::istream&, + const std::basic_string<C>& system_id, + xercesc::SAX2XMLReader&, + flags = 0, + const properties<C>& = properties<C> ()); + + + + public: + // Parse std::istream with system and public ids. + // + void + parse (std::istream&, + const std::basic_string<C>& system_id, + const std::basic_string<C>& public_id, + flags = 0, + const properties<C>& = properties<C> ()); + + + // Parse std::istream with system and public ids and a user-provided + // error_handler object. + // + void + parse (std::istream&, + const std::basic_string<C>& system_id, + const std::basic_string<C>& public_id, + xml::error_handler<C>&, + flags = 0, + const properties<C>& = properties<C> ()); + + + // Parse std::istream with system and public ids and a user-provided + // ErrorHandler object. Note that you must initialize the Xerces-C++ + // runtime before calling this function. + // + void + parse (std::istream&, + const std::basic_string<C>& system_id, + const std::basic_string<C>& public_id, + xercesc::ErrorHandler&, + flags = 0, + const properties<C>& = properties<C> ()); + + + // Parse std::istream with system and public ids using a user- + // provided SAX2XMLReader object. Note that you must initialize + // the Xerces-C++ runtime before calling this function. + // + void + parse (std::istream&, + const std::basic_string<C>& system_id, + const std::basic_string<C>& public_id, + xercesc::SAX2XMLReader&, + flags = 0, + const properties<C>& = properties<C> ()); + + + public: + // Parse InputSource. Note that you must initialize the Xerces-C++ + // runtime before calling this function. + // + void + parse (const xercesc::InputSource&, + flags = 0, + const properties<C>& = properties<C> ()); + + + // Parse InputSource with a user-provided error_handler object. + // Note that you must initialize the Xerces-C++ runtime before + // calling this function. + // + void + parse (const xercesc::InputSource&, + xml::error_handler<C>&, + flags = 0, + const properties<C>& = properties<C> ()); + + + // Parse InputSource with a user-provided ErrorHandler object. + // Note that you must initialize the Xerces-C++ runtime before + // calling this function. + // + void + parse (const xercesc::InputSource&, + xercesc::ErrorHandler&, + flags = 0, + const properties<C>& = properties<C> ()); + + + // Parse InputSource using a user-provided SAX2XMLReader object. + // Note that you must initialize the Xerces-C++ runtime before + // calling this function. + // + void + parse (const xercesc::InputSource&, + xercesc::SAX2XMLReader&, + flags = 0, + const properties<C>& = properties<C> ()); + + private: + void + parse (const std::basic_string<C>& uri, + xercesc::ErrorHandler&, + xercesc::SAX2XMLReader&, + flags, + const properties<C>&); + + void + parse (const xercesc::InputSource&, + xercesc::ErrorHandler&, + xercesc::SAX2XMLReader&, + flags, + const properties<C>&); + + private: + XSD_AUTO_PTR<xercesc::SAX2XMLReader> + create_sax_ (flags, const properties<C>&); + + private: + bool polymorphic_; + }; + + // + // + template <typename C> + struct event_router: xercesc::DefaultHandler + { + event_router (cxx::parser::document<C>&, bool polymorphic); + + // I know, some of those consts are stupid. But that's what + // Xerces folks put into their interfaces and VC thinks there + // are different signatures if one strips this fluff off. + // + virtual void + setDocumentLocator (const xercesc::Locator* const); + + virtual void + startElement (const XMLCh* const uri, + const XMLCh* const lname, + const XMLCh* const qname, + const xercesc::Attributes& attributes); + + virtual void + endElement (const XMLCh* const uri, + const XMLCh* const lname, + const XMLCh* const qname); + + virtual void + characters (const XMLCh* const s, const XMLSize_t length); + + virtual void + startPrefixMapping (const XMLCh* const prefix, + const XMLCh* const uri); + + virtual void + endPrefixMapping (const XMLCh* const prefix); + + private: + void + set_location (schema_exception<C>&); + + private: + const xercesc::Locator* loc_; + cxx::parser::document<C>& consumer_; + bool polymorphic_; + + // Last element name cache. + // + bool last_valid_; + std::basic_string<C> last_ns_; + std::basic_string<C> last_name_; + + // Namespace-prefix mapping. Only maintained in the polymorphic + // case. + // + struct ns_decl + { + ns_decl (const std::basic_string<C>& p, + const std::basic_string<C>& n) + : prefix (p), ns (n) + { + } + + std::basic_string<C> prefix; + std::basic_string<C> ns; + }; + + typedef std::vector<ns_decl> ns_decls; + + ns_decls ns_decls_; + }; + } + } + } +} + +#include <libxsd/cxx/parser/xerces/elements.txx> + +#endif // LIBXSD_CXX_PARSER_XERCES_ELEMENTS_HXX |