diff options
Diffstat (limited to 'src/common/util/RedlandAtom.h')
| -rw-r--r-- | src/common/util/RedlandAtom.h | 47 |
1 files changed, 32 insertions, 15 deletions
diff --git a/src/common/util/RedlandAtom.h b/src/common/util/RedlandAtom.h index 6b5658cf..df55affb 100644 --- a/src/common/util/RedlandAtom.h +++ b/src/common/util/RedlandAtom.h @@ -17,7 +17,8 @@ #ifndef REDLAND_ATOM_H #define REDLAND_ATOM_H -#include <redland.h> +#include <cstring> +#include <raptor.h> #include "util/Atom.h" #define U(x) ((const unsigned char*)(x)) @@ -28,31 +29,46 @@ */ class RedlandAtom { public: - static librdf_node* atom_to_node(librdf_world* world, const Atom& atom) { - char tmp_buf[32]; + /** Set this atom's value to the object (value) portion of an RDF triple. + * + * Caller is responsible for calling free(triple->object). + */ + static void atom_to_triple_object(raptor_statement* triple, const Atom& atom) { + static const size_t STR_LENGTH = 32; // FIXME ? + char* str = (char*)malloc(sizeof(char) * STR_LENGTH); switch (atom.type()) { - //case NIL: - // (see below) - //break; case Atom::INT: - snprintf(tmp_buf, 32, "%d", atom.get_int32()); - return librdf_new_node_from_typed_literal(world, U(tmp_buf), NULL, librdf_new_uri(world, U("http://www.w3.org/2001/XMLSchema#integer"))); - break; + snprintf(str, 32, "%d", atom.get_int32()); + triple->object = (unsigned char*)str; + triple->object_type = RAPTOR_IDENTIFIER_TYPE_LITERAL; + triple->object_literal_datatype = raptor_new_uri( + U("http://www.w3.org/2001/XMLSchema#integer")); + break; case Atom::FLOAT: - snprintf(tmp_buf, 32, "%f", atom.get_float()); - return librdf_new_node_from_typed_literal(world, U(tmp_buf), NULL, librdf_new_uri(world, U("http://www.w3.org/2001/XMLSchema#float"))); + snprintf(str, 32, "%f", atom.get_float()); + triple->object = (unsigned char*)str; + triple->object_type = RAPTOR_IDENTIFIER_TYPE_LITERAL; + triple->object_literal_datatype = raptor_new_uri( + U("http://www.w3.org/2001/XMLSchema#float")); break; case Atom::STRING: - return librdf_new_node_from_literal(world, U(atom.get_string()), NULL, 0); + snprintf(str, 32, "%f", atom.get_float()); + triple->object = (unsigned char*)str; + triple->object_type = RAPTOR_IDENTIFIER_TYPE_LITERAL; + break; case Atom::BLOB: + case Atom::NIL: + default: cerr << "WARNING: Unserializable atom!" << endl; - return NULL; - default: // This catches Atom::Type::NIL too - return librdf_new_node(world); // blank node + // FIXME: what to do? + triple->object = NULL; + triple->object_type = RAPTOR_IDENTIFIER_TYPE_UNKNOWN; + free(str); // FIXME: ew } } +#if 0 static Atom node_to_atom(librdf_node* node) { /*switch (type) { case 'i': @@ -70,6 +86,7 @@ public: cerr << "FIXME: node_to_atom\n"; return Atom(); } +#endif }; |