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Diffstat (limited to 'xsd-examples/cxx/parser/polymorphism/README')
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diff --git a/xsd-examples/cxx/parser/polymorphism/README b/xsd-examples/cxx/parser/polymorphism/README new file mode 100644 index 0000000..a25464e --- /dev/null +++ b/xsd-examples/cxx/parser/polymorphism/README @@ -0,0 +1,50 @@ +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 using + the following command line: + + xsd cxx-parser --generate-polymorphic supermen.xsd + + Or if using Expat instead of Xerces-C++ as the underlying XML parser: + + xsd cxx-parser --xml-parser=expat --generate-polymorphic 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 compile and link the example manually from the command line we can use +the following commands (replace 'c++' with your C++ compiler name): + +c++ -c supermen-pskel.cxx +c++ -c supermen-pimpl.cxx +c++ -c driver.cxx +c++ -o driver driver.o supermen-pskel.o supermen-pimpl.o -lxerces-c + +Or if using Expat as the underlying XML parser: + +c++ -o driver driver.o supermen-pskel.o supermen-pimpl.o -lexpat + +To run the example on the sample XML instance document execute: + +./driver supermen.xml |