diff options
Diffstat (limited to 'xsd-examples/cxx/parser/polymorphism')
| -rw-r--r-- | xsd-examples/cxx/parser/polymorphism/README | 30 | ||||
| -rw-r--r-- | xsd-examples/cxx/parser/polymorphism/buildfile | 25 | ||||
| -rw-r--r-- | xsd-examples/cxx/parser/polymorphism/driver.cxx | 70 | ||||
| -rw-r--r-- | xsd-examples/cxx/parser/polymorphism/supermen-pimpl.cxx | 85 | ||||
| -rw-r--r-- | xsd-examples/cxx/parser/polymorphism/supermen-pimpl.hxx | 68 | ||||
| -rw-r--r-- | xsd-examples/cxx/parser/polymorphism/supermen.xml | 25 | ||||
| -rw-r--r-- | xsd-examples/cxx/parser/polymorphism/supermen.xsd | 48 |
7 files changed, 351 insertions, 0 deletions
diff --git a/xsd-examples/cxx/parser/polymorphism/README b/xsd-examples/cxx/parser/polymorphism/README new file mode 100644 index 0000000..60a97e9 --- /dev/null +++ b/xsd-examples/cxx/parser/polymorphism/README @@ -0,0 +1,30 @@ +This example shows how to handle XML Schema polymorphism features such +as xsi:type attributes and substitution groups in the C++/Parser mapping. +The case when xsi:type is used on root elements is covered in the +polyroot examples. + +The example consists of the following files: + +supermen.xsd + XML Schema which describes the "supermen" instance documents. + +supermen.xml + Sample XML instance document. + +supermen-pskel.hxx +supermen-pskel.cxx + Parser skeletons generated by the XSD compiler from supermen.xsd. + Note the use of the --generate-polymorphic command line option. + +supermen-pimpl.hxx +supermen-pimpl.cxx + Parser implementations that print the XML data to STDOUT. + +driver.cxx + Driver for the example. It first constructs a parser instance from + all the individual parsers found in supermen-pimpl.hxx. It then invokes + this parser instance to parse the input file. + +To run the example on the sample XML instance document simply execute: + +$ ./driver supermen.xml diff --git a/xsd-examples/cxx/parser/polymorphism/buildfile b/xsd-examples/cxx/parser/polymorphism/buildfile new file mode 100644 index 0000000..de088cf --- /dev/null +++ b/xsd-examples/cxx/parser/polymorphism/buildfile @@ -0,0 +1,25 @@ +# file : cxx/parser/polymorphism/buildfile +# license : not copyrighted - public domain + +import libs = libxsd%lib{xsd} +import libs += libxerces-c%lib{xerces-c} + +./: exe{driver} doc{README} + +exe{driver}: {hxx cxx}{* -supermen-pskel} {hxx ixx cxx}{supermen-pskel} $libs + +exe{driver}: xml{supermen}: test.input = true + +<{hxx ixx cxx}{supermen-pskel}>: xsd{supermen} $xsd +{{ + diag xsd ($<[0]) # @@ TMP + + $xsd cxx-parser --std c++11 \ + --generate-inline \ + --skel-file-suffix -pskel \ + --generate-polymorphic \ + --output-dir $out_base \ + $path($<[0]) +}} + +cxx.poptions =+ "-I$out_base" diff --git a/xsd-examples/cxx/parser/polymorphism/driver.cxx b/xsd-examples/cxx/parser/polymorphism/driver.cxx new file mode 100644 index 0000000..879aa5c --- /dev/null +++ b/xsd-examples/cxx/parser/polymorphism/driver.cxx @@ -0,0 +1,70 @@ +// file : cxx/parser/polymorphism/driver.cxx +// copyright : not copyrighted - public domain + +#include <iostream> + +#include "supermen-pimpl.hxx" + +using std::cerr; +using std::endl; + +int +main (int argc, char* argv[]) +{ + if (argc != 2) + { + cerr << "usage: " << argv[0] << " supermen.xml" << endl; + return 1; + } + + try + { + // Construct the parser. + // + xml_schema::string_pimpl string_p; + xml_schema::boolean_pimpl boolean_p; + xml_schema::unsigned_int_pimpl unsigned_int_p; + + person_pimpl person_p; + superman_pimpl superman_p; + batman_pimpl batman_p; + + xml_schema::parser_map_impl person_map; + + supermen_pimpl supermen_p; + + + person_p.parsers (string_p); + superman_p.parsers (string_p, boolean_p); + batman_p.parsers (string_p, boolean_p, unsigned_int_p); + + // Here we are specifying a parser map which containes several parsers + // that can be used to parse the person element. + // + person_map.insert (person_p); + person_map.insert (superman_p); + person_map.insert (batman_p); + + supermen_p.person_parser (person_map); + + // Parse the XML document. The last argument to the document's + // constructor indicates that we are parsing polymorphic XML + // documents. + // + xml_schema::document doc_p (supermen_p, "supermen", true); + + supermen_p.pre (); + doc_p.parse (argv[1]); + supermen_p.post_supermen (); + } + catch (const xml_schema::exception& e) + { + cerr << e << endl; + return 1; + } + catch (const std::ios_base::failure&) + { + cerr << argv[1] << ": unable to open or read failure" << endl; + return 1; + } +} diff --git a/xsd-examples/cxx/parser/polymorphism/supermen-pimpl.cxx b/xsd-examples/cxx/parser/polymorphism/supermen-pimpl.cxx new file mode 100644 index 0000000..efed827 --- /dev/null +++ b/xsd-examples/cxx/parser/polymorphism/supermen-pimpl.cxx @@ -0,0 +1,85 @@ +// file : cxx/parser/polymorphism/supermen-pimpl.cxx +// copyright : not copyrighted - public domain +// + +#include <iostream> + +#include "supermen-pimpl.hxx" + +using std::cout; +using std::endl; + +// person_pimpl +// +void person_pimpl:: +pre () +{ + cout << "starting to parse person" << endl; +} + +void person_pimpl:: +name (const std::string& v) +{ + cout << "name: " << v << endl; +} + +void person_pimpl:: +post_person () +{ + cout << "finished parsing person" << endl + << endl; +} + +// superman_pimpl +// +void superman_pimpl:: +pre () +{ + cout << "starting to parse superman" << endl; +} + +void superman_pimpl:: +can_fly (bool v) +{ + cout << "can-fly: " << v << endl; +} + +void superman_pimpl:: +post_person () +{ + post_superman (); +} + +void superman_pimpl:: +post_superman () +{ + cout << "finished parsing superman" << endl + << endl; +} + +// batman_pimpl +// +void batman_pimpl:: +pre () +{ + cout << "starting to parse batman" << endl; +} + +void batman_pimpl:: +wing_span (unsigned int v) +{ + cout << "wing-span: " << v << endl; +} + +void batman_pimpl:: +post_superman () +{ + post_batman (); +} + +void batman_pimpl:: +post_batman () +{ + cout << "finished parsing batman" << endl + << endl; +} diff --git a/xsd-examples/cxx/parser/polymorphism/supermen-pimpl.hxx b/xsd-examples/cxx/parser/polymorphism/supermen-pimpl.hxx new file mode 100644 index 0000000..0d103b5 --- /dev/null +++ b/xsd-examples/cxx/parser/polymorphism/supermen-pimpl.hxx @@ -0,0 +1,68 @@ +// file : cxx/parser/polymorphism/supermen-pimpl.hxx +// copyright : not copyrighted - public domain + +#ifndef SUPERMEN_PIMPL_HXX +#define SUPERMEN_PIMPL_HXX + +#include "supermen-pskel.hxx" + +class person_pimpl: public virtual person_pskel +{ +public: + virtual void + pre (); + + virtual void + name (const std::string&); + + virtual void + post_person (); +}; + +class superman_pimpl: public virtual superman_pskel, + public person_pimpl +{ +public: + virtual void + pre (); + + virtual void + can_fly (bool); + + // By default, post_superman() calls post_person(). In case of + // polymorphic parsing we want the opposite: post_person() calls + // post_superman(). + // + virtual void + post_person (); + + virtual void + post_superman (); +}; + +class batman_pimpl: public virtual batman_pskel, + public superman_pimpl +{ +public: + virtual void + pre (); + + virtual void + wing_span (unsigned int); + + // By default, post_batman() calls post_superman(). In case of + // polymorphic parsing we want the opposite: post_superman() + // calls post_batman(). + // + virtual void + post_superman (); + + virtual void + post_batman (); +}; + +class supermen_pimpl: public supermen_pskel +{ +}; + +#endif // SUPERMEN_PIMPL_HXX diff --git a/xsd-examples/cxx/parser/polymorphism/supermen.xml b/xsd-examples/cxx/parser/polymorphism/supermen.xml new file mode 100644 index 0000000..f569161 --- /dev/null +++ b/xsd-examples/cxx/parser/polymorphism/supermen.xml @@ -0,0 +1,25 @@ +<?xml version="1.0"?> + +<!-- + +file : cxx/parser/polymorphism/supermen.xml +copyright : not copyrighted - public domain + +--> + +<supermen xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" + xsi:noNamespaceSchemaLocation="supermen.xsd"> + + <person> + <name>John Doe</name> + </person> + + <superman can-fly="false"> + <name>James "007" Bond</name> + </superman> + + <superman can-fly="true" wing-span="10" xsi:type="batman"> + <name>Bruce Wayne</name> + </superman> + +</supermen> diff --git a/xsd-examples/cxx/parser/polymorphism/supermen.xsd b/xsd-examples/cxx/parser/polymorphism/supermen.xsd new file mode 100644 index 0000000..d63762b --- /dev/null +++ b/xsd-examples/cxx/parser/polymorphism/supermen.xsd @@ -0,0 +1,48 @@ +<?xml version="1.0"?> + +<!-- + +file : cxx/parser/polymorphism/supermen.xsd +copyright : not copyrighted - public domain + +--> + +<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"> + + <xsd:complexType name="person"> + <xsd:sequence> + <xsd:element name="name" type="xsd:string"/> + </xsd:sequence> + </xsd:complexType> + + <!-- substitution group root --> + <xsd:element name="person" type="person"/> + + + <xsd:complexType name="superman"> + <xsd:complexContent> + <xsd:extension base="person"> + <xsd:attribute name="can-fly" type="xsd:boolean" use="required"/> + </xsd:extension> + </xsd:complexContent> + </xsd:complexType> + + <xsd:element name="superman" type="superman" substitutionGroup="person"/> + + <xsd:complexType name="batman"> + <xsd:complexContent> + <xsd:extension base="superman"> + <xsd:attribute name="wing-span" type="xsd:unsignedInt" use="required"/> + </xsd:extension> + </xsd:complexContent> + </xsd:complexType> + + <xsd:complexType name="supermen"> + <xsd:sequence> + <xsd:element ref="person" maxOccurs="unbounded"/> + </xsd:sequence> + </xsd:complexType> + + <xsd:element name="supermen" type="supermen"/> + +</xsd:schema> |