/**
* raptor_new_iostream_from_handler:
* @context: pointer to context information to pass in to calls
* @handler: pointer to handler methods
*
* Create a new iostream over a user-defined handler.
*
* @deprecated: Use raptor_new_iostream_from_handler2() instead
*
* Return value: new #raptor_iostream object or NULL on failure
**/
raptor_iostream*
raptor_new_iostream_from_handler(void *user_data,
const raptor_iostream_handler *handler)
{
raptor_iostream* iostr=NULL;
raptor_iostream_handler2 *handler2;
if(!handler)
return NULL;
handler2=(raptor_iostream_handler2*)RAPTOR_CALLOC(raptor_iostream_handler2, 1,
sizeof(raptor_iostream_handler2*));
if(!handler2)
return NULL;
/* Copy V1 functions to V2 structure */
handler2->init = handler->init;
handler2->finish = handler->finish;
handler2->write_byte = handler->write_byte;
handler2->write_bytes = handler->write_bytes;
handler2->write_end = handler->write_end;
iostr=raptor_new_iostream_from_handler2(user_data, handler2);
if(iostr) {
/* Ensure newly alloced structure is freed on iostream destruction */
iostr->flags |= RAPTOR_IOSTREAM_FLAGS_FREE_HANDLER;
} else
/* failure: so delete it now */
RAPTOR_FREE(raptor_iostream_handler2, handler2);
return iostr;
}
bool UTOPIASerializer::serialize(Serializer::Context& ctx, QIODevice& stream_, Node* node_) const
{
QMap< Node*, int > nodeIDs;
raptor_iostream_handler2 QIODeviceHandler = {
2,
qiodevice_iostream_init,
qiodevice_iostream_finish,
qiodevice_iostream_write_byte,
qiodevice_iostream_write_bytes,
qiodevice_iostream_write_end,
0,
0
};
// FIXME base uri?
// raptor_uri* base_uri = raptor_new_uri((const unsigned char*) "HAHAHA");
// raptor_serializer* rdf_serializer = raptor_new_serializer("rdfxml");
raptor_serializer* rdf_serializer = raptor_new_serializer("ntriples");
raptor_iostream* qiodevice_iostream = raptor_new_iostream_from_handler2(&stream_, &QIODeviceHandler);
raptor_serialize_set_namespace(rdf_serializer, raptor_new_uri((const unsigned char*) "http://utopia.cs.manchester.ac.uk/2007/03/utopia-system#"), (const unsigned char*) "system");
raptor_serialize_set_namespace(rdf_serializer, raptor_new_uri((const unsigned char*) "http://utopia.cs.manchester.ac.uk/2007/03/utopia-domain#"), (const unsigned char*) "domain");
raptor_serialize_start(rdf_serializer, 0 /*base_uri*/, qiodevice_iostream);
serialiseNode(rdf_serializer, nodeIDs, node_, true);
raptor_serialize_end(rdf_serializer);
return true;
}
/**
* raptor_new_iostream_from_sink:
*
* Create a new read iostream from a sink.
*
* Return value: new #raptor_iostream object or NULL on failure
**/
raptor_iostream*
raptor_new_iostream_from_sink(void)
{
return raptor_new_iostream_from_handler2(NULL, &raptor_iostream_sink_handler);
}
