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// file : xsde/cxx/serializer/context.hxx
// author : Boris Kolpackov <boris@codesynthesis.com>
// copyright : Copyright (c) 2005-2011 Code Synthesis Tools CC
// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
#ifndef XSDE_CXX_SERIALIZER_CONTEXT_HXX
#define XSDE_CXX_SERIALIZER_CONTEXT_HXX
#include <xsde/cxx/config.hxx>
#include <stddef.h> // size_t
#include <xsde/c/genx/genx.h>
#include <xsde/cxx/string.hxx>
#ifndef XSDE_EXCEPTIONS
# include <xsde/cxx/sys-error.hxx>
#endif
#include <xsde/cxx/serializer/genx/xml-error.hxx>
#ifdef XSDE_SERIALIZER_VALIDATION
# include <xsde/cxx/schema-error.hxx>
#endif
namespace xsde
{
namespace cxx
{
namespace serializer
{
class context
{
public:
context (genxWriter xml_serializer);
private:
context (const context&);
context& operator= (const context&);
public:
genxWriter
xml_serializer ();
#ifdef XSDE_POLYMORPHIC
public:
// Set/get the dynamic serializer type id (as opaque const void*)
// in case of polymorphic serialization. If type id is not set,
// static type is assumed.
//
void
type_id (const void*);
const void*
type_id ();
#endif
public:
#ifdef XSDE_EXCEPTIONS
void
start_element (const char* name);
void
start_element (const char* ns, const char* name);
void
end_element ();
void
start_attribute (const char* name);
void
start_attribute (const char* ns, const char* name);
void
end_attribute ();
void
attribute (const char* name, const char* value);
void
attribute (const char* ns, const char* name, const char* value);
void
characters (const char*);
void
characters (const char*, size_t);
void
declare_namespace (const char* ns, const char* prefix);
void
declare_default_namespace (const char* ns);
void
clear_default_namespace ();
const char*
lookup_namespace_prefix (const char* ns);
#ifdef XSDE_POLYMORPHIC
void
set_type (const char* type);
#endif
#else
bool
start_element (const char* name);
bool
start_element (const char* ns, const char* name);
bool
end_element ();
bool
start_attribute (const char* name);
bool
start_attribute (const char* ns, const char* name);
bool
end_attribute ();
bool
attribute (const char* name, const char* value);
bool
attribute (const char* ns, const char* name, const char* value);
bool
characters (const char*);
bool
characters (const char*, size_t);
bool
declare_namespace (const char* ns, const char* prefix);
bool
declare_default_namespace (const char* ns);
bool
clear_default_namespace ();
const char*
lookup_namespace_prefix (const char* ns);
#ifdef XSDE_POLYMORPHIC
bool
set_type (const char* type);
#endif
#endif
// Error handling via exceptions.
//
#ifdef XSDE_EXCEPTIONS
public:
void
throw_xml_error (genx::xml_error);
#endif
// Error handling via codes.
//
// Application error.
//
#ifndef XSDE_EXCEPTIONS
public:
int
app_error () const;
void
app_error (int);
#endif
// Schema error.
//
#ifdef XSDE_SERIALIZER_VALIDATION
public:
typedef cxx::schema_error::value schema_error_t;
schema_error_t
schema_error () const;
void
schema_error (schema_error_t);
#endif
// XML error.
//
#ifndef XSDE_EXCEPTIONS
public:
typedef genx::xml_error xml_error_t;
xml_error_t
xml_error () const;
void
xml_error (xml_error_t);
#endif
// System error.
//
#ifndef XSDE_EXCEPTIONS
public:
typedef cxx::sys_error::value sys_error_t;
sys_error_t
sys_error () const;
void
sys_error (sys_error_t);
#endif
// Implementation details.
//
#if defined(XSDE_SERIALIZER_VALIDATION) || !defined(XSDE_EXCEPTIONS)
public:
enum error_type_t
{
error_none = 0,
error_app,
error_schema,
error_xml,
error_sys
};
error_type_t
error_type () const;
protected:
error_type_t error_type_;
union
{
#ifndef XSDE_EXCEPTIONS
int app;
xml_error_t xml;
#endif
#ifdef XSDE_SERIALIZER_VALIDATION
schema_error_t schema;
#endif
#ifndef XSDE_EXCEPTIONS
sys_error_t sys;
#endif
} error_code_;
#endif // XSDE_SERIALIZER_VALIDATION || !XSDE_EXCEPTIONS
protected:
genxWriter xml_serializer_;
#ifdef XSDE_POLYMORPHIC
const void* type_id_;
#endif
// Support for ISO-8859-1 conversion.
//
#ifdef XSDE_ENCODING_ISO8859_1
protected:
const char*
conv_data (const char* iso_s, size_t utf_n, string& var);
const char*
conv_data (const char* iso_s, size_t iso_n, size_t utf_n, string& var);
const char*
conv_name (const char* iso_s, size_t utf_n, char* fix, string& var);
char data_buf_[256];
char name_buf1_[128];
char name_buf2_[128]; // Keep buf1 and buf2 sizes the same.
#endif
};
}
}
}
#include <xsde/cxx/serializer/context.ixx>
#endif // XSDE_CXX_SERIALIZER_CONTEXT_HXX
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