Ejemplos de BSON_ITER_HOLDS_NULL en C++ (Cpp)

Ejemplo n.º 1

Archivo: bson.c Proyecto: FrissAnalytics/mongolite

SEXP ConvertValue(bson_iter_t* iter){
  if(BSON_ITER_HOLDS_INT32(iter)){
    return ScalarInteger(bson_iter_int32(iter));
  } else if(BSON_ITER_HOLDS_NULL(iter)){
    return R_NilValue;
  } else if(BSON_ITER_HOLDS_BOOL(iter)){
    return ScalarLogical(bson_iter_bool(iter));
  } else if(BSON_ITER_HOLDS_DOUBLE(iter)){
    return ScalarReal(bson_iter_double(iter));
  } else if(BSON_ITER_HOLDS_INT64(iter)){
    return ScalarReal((double) bson_iter_int64(iter));
  } else if(BSON_ITER_HOLDS_UTF8(iter)){
    return mkStringUTF8(bson_iter_utf8(iter, NULL));
  } else if(BSON_ITER_HOLDS_CODE(iter)){
    return mkStringUTF8(bson_iter_code(iter, NULL));
  } else if(BSON_ITER_HOLDS_BINARY(iter)){
    return ConvertBinary(iter);
  } else if(BSON_ITER_HOLDS_DATE_TIME(iter)){
    return ConvertDate(iter);
  } else if(BSON_ITER_HOLDS_OID(iter)){
    const bson_oid_t *val = bson_iter_oid(iter);
    char str[25];
    bson_oid_to_string(val, str);
    return mkString(str);
  } else if(BSON_ITER_HOLDS_ARRAY(iter)){
    bson_iter_t child1;
    bson_iter_t child2;
    bson_iter_recurse (iter, &child1);
    bson_iter_recurse (iter, &child2);
    return ConvertArray(&child1, &child2);
  } else if(BSON_ITER_HOLDS_DOCUMENT(iter)){
    bson_iter_t child1;
    bson_iter_t child2;
    bson_iter_recurse (iter, &child1);
    bson_iter_recurse (iter, &child2);
    return ConvertObject(&child1, &child2);
  } else {
    stop("Unimplemented BSON type %d\n", bson_iter_type(iter));
  }
}

Ejemplo n.º 2

Archivo: bson.c Proyecto: CDC/mongolite

SEXP ConvertValue(bson_iter_t* iter){
  if(BSON_ITER_HOLDS_INT32(iter)){
    return ScalarInteger(bson_iter_int32(iter));
  } else if(BSON_ITER_HOLDS_NULL(iter)){
    return R_NilValue;
  } else if(BSON_ITER_HOLDS_BOOL(iter)){
    return ScalarLogical(bson_iter_bool(iter));
  } else if(BSON_ITER_HOLDS_DOUBLE(iter)){
    return ScalarReal(bson_iter_double(iter));
  } else if(BSON_ITER_HOLDS_INT64(iter)){
    return ScalarReal((double) bson_iter_int64(iter));
  } else if(BSON_ITER_HOLDS_UTF8(iter)){
    return mkStringUTF8(bson_iter_utf8(iter, NULL));
  } else if(BSON_ITER_HOLDS_CODE(iter)){
    return mkStringUTF8(bson_iter_code(iter, NULL));
  } else if(BSON_ITER_HOLDS_BINARY(iter)){
    return ConvertBinary(iter);
  } else if(BSON_ITER_HOLDS_DATE_TIME(iter)){
    return ConvertDate(iter);
  } else if(BSON_ITER_HOLDS_OID(iter)){
    //not sure if this casting works
    return mkRaw((unsigned char *) bson_iter_oid(iter), 12);
  } else if(BSON_ITER_HOLDS_ARRAY(iter)){
    bson_iter_t child1;
    bson_iter_t child2;
    bson_iter_recurse (iter, &child1);
    bson_iter_recurse (iter, &child2);
    return ConvertArray(&child1, &child2);
  } else if(BSON_ITER_HOLDS_DOCUMENT(iter)){
    bson_iter_t child1;
    bson_iter_t child2;
    bson_iter_recurse (iter, &child1);
    bson_iter_recurse (iter, &child2);
    return ConvertObject(&child1, &child2);
  } else {
    stop("Unimplemented BSON type %d\n", bson_iter_type(iter));
  }
}