diff options
author | Karen Arutyunov <karen@codesynthesis.com> | 2020-12-18 18:48:46 +0300 |
---|---|---|
committer | Karen Arutyunov <karen@codesynthesis.com> | 2021-02-25 13:45:48 +0300 |
commit | 5e527213a2430bb3018e5eebd909aef294edf9b5 (patch) | |
tree | 94de33c82080b53d9a9e300170f6d221d89078f4 /xsd-examples/cxx/tree/binary/cdr | |
parent | 7420f85ea19b0562ffdd8123442f32bc8bac1267 (diff) |
Switch to build2
Diffstat (limited to 'xsd-examples/cxx/tree/binary/cdr')
-rw-r--r-- | xsd-examples/cxx/tree/binary/cdr/.gitignore | 1 | ||||
-rw-r--r-- | xsd-examples/cxx/tree/binary/cdr/README | 36 | ||||
-rw-r--r-- | xsd-examples/cxx/tree/binary/cdr/buildfile | 28 | ||||
-rw-r--r-- | xsd-examples/cxx/tree/binary/cdr/driver.cxx | 87 | ||||
-rw-r--r-- | xsd-examples/cxx/tree/binary/cdr/library.xml | 52 | ||||
-rw-r--r-- | xsd-examples/cxx/tree/binary/cdr/library.xsd | 75 |
6 files changed, 279 insertions, 0 deletions
diff --git a/xsd-examples/cxx/tree/binary/cdr/.gitignore b/xsd-examples/cxx/tree/binary/cdr/.gitignore new file mode 100644 index 0000000..c116ec1 --- /dev/null +++ b/xsd-examples/cxx/tree/binary/cdr/.gitignore @@ -0,0 +1 @@ +library.?xx diff --git a/xsd-examples/cxx/tree/binary/cdr/README b/xsd-examples/cxx/tree/binary/cdr/README new file mode 100644 index 0000000..914d27c --- /dev/null +++ b/xsd-examples/cxx/tree/binary/cdr/README @@ -0,0 +1,36 @@ +This example shows how to save/load the object model to/from CDR +(Common Data Representation) binary format using ACE CDR streams. +Support for other data representation streams can be easily added. You +will need the ACE library[1] installed in order to build and run this +example. + +[1] http://www.cs.wustl.edu/~schmidt/ACE.html + +The example consists of the following files: + +library.xsd + XML Schema which describes a library of books. + +library.xml + Sample XML instance document. + +library.hxx +library.cxx + C++ types that represent the given vocabulary as well as data + representation stream insertion and extraction operations. These + are generated by XSD from library.xsd. Note that the + --generate-insertion and --generate-extraction options are used + to generate the insertion and extraction operations for ACE CDR + stream. + +driver.cxx + Driver for the example. It first calls one of the parsing functions + that constructs the object model from the input XML file. It then + saves the object model to ACE_OuputCDR and loads it back from + ACE_InputCDR. Additionally, it prints the resulting binary + representation as well as the content of the object model before + saving it to the CDR stream and after loading it from the CDR stream. + +To run the example on the sample XML instance document simply execute: + +$ ./driver library.xml diff --git a/xsd-examples/cxx/tree/binary/cdr/buildfile b/xsd-examples/cxx/tree/binary/cdr/buildfile new file mode 100644 index 0000000..d78a56a --- /dev/null +++ b/xsd-examples/cxx/tree/binary/cdr/buildfile @@ -0,0 +1,28 @@ +# file : cxx/tree/binary/cdr/buildfile +# license : not copyrighted - public domain + +import libs = libxsd%lib{xsd} +import libs += libxerces-c%lib{xerces-c} +import libs += libace%lib{ACE} + +./: exe{driver} doc{README} + +exe{driver}: {hxx cxx}{* -library} {hxx ixx cxx}{library} $libs + +exe{driver}: xml{library}: test.input = true + +<{hxx ixx cxx}{library}>: xsd{library} $xsd +{{ + diag xsd ($<[0]) # @@ TMP + + $xsd cxx-tree --std c++11 \ + --generate-inline \ + --generate-ostream \ + --generate-insertion 'ACE_OutputCDR' \ + --generate-extraction 'ACE_InputCDR' \ + --generate-comparison \ + --output-dir $out_base \ + $path($<[0]) +}} + +cxx.poptions =+ "-I$out_base" diff --git a/xsd-examples/cxx/tree/binary/cdr/driver.cxx b/xsd-examples/cxx/tree/binary/cdr/driver.cxx new file mode 100644 index 0000000..2ab0674 --- /dev/null +++ b/xsd-examples/cxx/tree/binary/cdr/driver.cxx @@ -0,0 +1,87 @@ +// file : cxx/tree/binary/cdr/driver.cxx +// copyright : not copyrighted - public domain + +#include <memory> // std::unique_ptr +#include <cstring> // std::memcpy +#include <iostream> + +#include <ace/Log_Msg.h> // ACE_HEX_DUMP +#include <ace/CDR_Stream.h> + +// The following two headers define XSD-specific insertion/extraction +// operations for ACE CDR streams. You can use the content of these +// headers as a guide to implementing insertion/extraction to/from +// your own data representation streams: +// +// xsd/cxx/tree/ace-cdr-stream-insertion.hxx +// xsd/cxx/tree/ace-cdr-stream-extraction.hxx + +#include "library.hxx" + +using std::cerr; +using std::endl; + +int +main (int argc, char* argv[]) +{ + if (argc != 2) + { + cerr << "usage: " << argv[0] << " library.xml" << endl; + return 1; + } + + try + { + using namespace library; + + // Read in the file. + // + std::unique_ptr<catalog> c (catalog_ (argv[1])); + + cerr << *c << endl; + + // Save to a CDR stream. + // + ACE_OutputCDR ace_ocdr; + xml_schema::ostream<ACE_OutputCDR> ocdr (ace_ocdr); + + ocdr << *c; + + // Print the binary representation and at the same time save + // it into a continuous buffer. + // + cerr << endl + << "binary representation size: " << ace_ocdr.total_length () << endl; + + xml_schema::buffer buf (ace_ocdr.total_length ()); + char* data (buf.data ()); + + for (const ACE_Message_Block* mb = ace_ocdr.begin (); + mb != 0; + mb = mb->cont ()) + { + std::memcpy (data, mb->rd_ptr (), mb->length ()); + data += mb->length (); + + ACE_HEX_DUMP ((LM_DEBUG, mb->rd_ptr (), mb->length ())); + } + + // Load from a CDR stream. Note that ACE_InputCDR expects the + // buffer to be properly aligned. Since our buffer is dynamically + // allocated, its alignment should be good enough. + // + ACE_InputCDR ace_icdr (buf.data (), buf.size ()); + xml_schema::istream<ACE_InputCDR> icdr (ace_icdr); + + std::unique_ptr<catalog> copy (new catalog (icdr)); + + cerr << *copy << endl; + } + catch (const xml_schema::exception& e) + { + cerr << e << endl; + return 1; + } + + return 0; // ACE makes our main() an ordinary function. +} diff --git a/xsd-examples/cxx/tree/binary/cdr/library.xml b/xsd-examples/cxx/tree/binary/cdr/library.xml new file mode 100644 index 0000000..5700131 --- /dev/null +++ b/xsd-examples/cxx/tree/binary/cdr/library.xml @@ -0,0 +1,52 @@ +<?xml version="1.0"?> + +<!-- + +file : cxx/tree/binary/cdr/library.xml +copyright : not copyrighted - public domain + +--> + +<lib:catalog xmlns:lib="http://www.codesynthesis.com/library" + xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" + xsi:schemaLocation="http://www.codesynthesis.com/library library.xsd"> + + <book id="MM" available="false"> + <isbn>0679760806</isbn> + <title>The Master and Margarita</title> + <genre>fiction</genre> + + <author recommends="WP"> + <name>Mikhail Bulgakov</name> + <born>1891-05-15</born> + <died>1940-03-10</died> + </author> + </book> + + + <book id="WP"> + <isbn>0679600841</isbn> + <title>War and Peace</title> + <genre>history</genre> + + <author recommends="CP"> + <name>Leo Tolstoy</name> + <born>1828-09-09</born> + <died>1910-11-20</died> + </author> + </book> + + + <book id="CP" available="false"> + <isbn>0679420290</isbn> + <title>Crime and Punishment</title> + <genre>philosophy</genre> + + <author> + <name>Fyodor Dostoevsky</name> + <born>1821-11-11</born> + <died>1881-02-09</died> + </author> + </book> + +</lib:catalog> diff --git a/xsd-examples/cxx/tree/binary/cdr/library.xsd b/xsd-examples/cxx/tree/binary/cdr/library.xsd new file mode 100644 index 0000000..c7f056e --- /dev/null +++ b/xsd-examples/cxx/tree/binary/cdr/library.xsd @@ -0,0 +1,75 @@ +<?xml version="1.0"?> + +<!-- + +file : cxx/tree/binary/cdr/library.xsd +copyright : not copyrighted - public domain + +--> + +<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" + xmlns:xse="http://www.codesynthesis.com/xmlns/xml-schema-extension" + xmlns:lib="http://www.codesynthesis.com/library" + targetNamespace="http://www.codesynthesis.com/library"> + + <xsd:simpleType name="isbn"> + <xsd:restriction base="xsd:unsignedInt"/> + </xsd:simpleType> + + + <xsd:complexType name="title"> + <xsd:simpleContent> + <xsd:extension base="xsd:string"> + <xsd:attribute name="lang" type="xsd:language"/> + </xsd:extension> + </xsd:simpleContent> + </xsd:complexType> + + <xsd:simpleType name="genre"> + <xsd:restriction base="xsd:string"> + <xsd:enumeration value="romance"/> + <xsd:enumeration value="fiction"/> + <xsd:enumeration value="horror"/> + <xsd:enumeration value="history"/> + <xsd:enumeration value="philosophy"/> + </xsd:restriction> + </xsd:simpleType> + + <xsd:complexType name="person"> + <xsd:sequence> + <xsd:element name="name" type="xsd:string"/> + <xsd:element name="born" type="xsd:date"/> + <xsd:element name="died" type="xsd:date" minOccurs="0"/> + </xsd:sequence> + </xsd:complexType> + + <xsd:complexType name="author"> + <xsd:complexContent> + <xsd:extension base="lib:person"> + <xsd:attribute name="recommends" type="xsd:IDREF" xse:refType="lib:book"/> + </xsd:extension> + </xsd:complexContent> + </xsd:complexType> + + <xsd:complexType name="book"> + <xsd:sequence> + <xsd:element name="isbn" type="lib:isbn"/> + <xsd:element name="title" type="lib:title"/> + <xsd:element name="genre" type="lib:genre"/> + <xsd:element name="author" type="lib:author" maxOccurs="unbounded"/> + </xsd:sequence> + <xsd:attribute name="available" type="xsd:boolean" default="true"/> + <xsd:attribute name="id" type="xsd:ID" use="required"/> + </xsd:complexType> + + + <xsd:complexType name="catalog"> + <xsd:sequence> + <xsd:element name="book" type="lib:book" maxOccurs="unbounded"/> + </xsd:sequence> + </xsd:complexType> + + + <xsd:element name="catalog" type="lib:catalog"/> + +</xsd:schema> |