C++ (Cpp) _mongoc_write_command_init_delete Examples

Example #1

File: mongoc-bulk-operation.c Project: Brainstormers/ChatScript

void
mongoc_bulk_operation_remove_one (mongoc_bulk_operation_t *bulk,     /* IN */
                                  const bson_t            *selector) /* IN */
{
   mongoc_write_command_t command = { 0 };
   mongoc_write_command_t *last;

   ENTRY;

   BSON_ASSERT (bulk);
   BSON_ASSERT (selector);

   if (bulk->commands.len) {
      last = &_mongoc_array_index (&bulk->commands,
                                   mongoc_write_command_t,
                                   bulk->commands.len - 1);
      if ((last->type == MONGOC_WRITE_COMMAND_DELETE) &&
          !last->u.delete_.multi) {
         _mongoc_write_command_delete_append (last, selector);
         EXIT;
      }
   }

   _mongoc_write_command_init_delete (&command, selector, false, bulk->flags,
                                      bulk->operation_id);

   _mongoc_array_append_val (&bulk->commands, command);

   EXIT;
}

Example #2

File: mongoc-bulk-operation.c Project: MiloCasagrande/mongo-c-driver

void
mongoc_bulk_operation_remove_one (mongoc_bulk_operation_t *bulk,     /* IN */
                                  const bson_t            *selector) /* IN */
{
   mongoc_write_command_t command = { 0 };

   bson_return_if_fail (bulk);
   bson_return_if_fail (selector);

   ENTRY;

   _mongoc_write_command_init_delete (&command, selector, false, bulk->ordered);
   _mongoc_array_append_val (&bulk->commands, command);

   EXIT;
}

Example #3

bool
_mongoc_bulk_operation_remove_with_opts (
   mongoc_bulk_operation_t *bulk,
   const bson_t *selector,
   const mongoc_bulk_remove_opts_t *remove_opts,
   int32_t limit,
   bson_error_t *error) /* OUT */
{
   mongoc_write_command_t command = {0};
   mongoc_write_command_t *last;
   bson_t opts;
   bool has_collation;
   bool ret = false;

   ENTRY;

   BSON_ASSERT (bulk);
   BSON_ASSERT (selector);

   bson_init (&opts);

   /* allow "limit" in opts, but it must be the correct limit */
   if (remove_opts->limit != limit) {
      bson_set_error (error,
                      MONGOC_ERROR_COMMAND,
                      MONGOC_ERROR_COMMAND_INVALID_ARG,
                      "Invalid \"limit\" in opts: %" PRId32 "."
                      " The value must be %" PRId32 ", or omitted.",
                      remove_opts->limit,
                      limit);
      GOTO (done);
   }

   bson_append_int32 (&opts, "limit", 5, limit);
   has_collation = !bson_empty (&remove_opts->collation);
   if (has_collation) {
      bson_append_document (&opts, "collation", 9, &remove_opts->collation);
   }

   if (bulk->commands.len) {
      last = &_mongoc_array_index (
         &bulk->commands, mongoc_write_command_t, bulk->commands.len - 1);
      if (last->type == MONGOC_WRITE_COMMAND_DELETE) {
         last->flags.has_collation |= has_collation;
         last->flags.has_multi_write |= (remove_opts->limit == 0);
         _mongoc_write_command_delete_append (last, selector, &opts);
         ret = true;
         GOTO (done);
      }
   }

   _mongoc_write_command_init_delete (
      &command, selector, NULL, &opts, bulk->flags, bulk->operation_id);

   command.flags.has_collation = has_collation;
   command.flags.has_multi_write = (remove_opts->limit == 0);

   _mongoc_array_append_val (&bulk->commands, command);
   ret = true;

done:
   bson_destroy (&opts);
   RETURN (ret);
}