def exists(
self,
index # type: int
):
try:
err = self._original._results[index][0]
if err:
path = self._original._specs[index][1]
raise E.exc_from_rc(err, obj=path)
return True
except E.PathNotFoundException:
return False
except E.CouchbaseException:
raise
def exists(self, path_or_index):
"""
Checks if a path exists in the document. This is meant to be used
for a corresponding :meth:`~couchbase.subdocument.exists` request.
:param path_or_index: The path (or index) to check
:return: `True` if the path exists, `False` if the path does not exist
:raise: An exception if the server-side check failed for a reason other
than the path not existing.
"""
result = self._resolve(path_or_index)
if not result[0]:
return True
elif E.SubdocPathNotFoundError._can_derive(result[0]):
return False
else:
raise E.exc_from_rc(result[0])
def exists(self, path_or_index):
"""
Checks if a path exists in the document. This is meant to be used
for a corresponding :meth:`~couchbase.subdocument.exists` request.
:param path_or_index: The path (or index) to check
:return: `True` if the path exists, `False` if the path does not exist
:raise: An exception if the server-side check failed for a reason other
than the path not existing.
"""
result = self._resolve(path_or_index)
if not result[0]:
return True
elif E.SubdocPathNotFoundError._can_derive(result[0]):
return False
else:
raise E.exc_from_rc(result[0])
def __iter__(self):
for resinfo, specinfo in izip(self._results, self._specs):
err, value, path = resinfo[0], resinfo[1], specinfo[1]
if err:
raise E.exc_from_rc(err, obj=path)
yield value
def __getitem__(self, item):
rv = self._resolve(item)
if rv[0]:
raise E.exc_from_rc(rv[0], obj=item)
else:
return rv[1]
def __iter__(self):
for resinfo, specinfo in izip(self._results, self._specs):
err, value, path = resinfo[0], resinfo[1], specinfo[1]
if err:
raise E.exc_from_rc(err, obj=path)
yield value
def __getitem__(self, item):
rv = self._resolve(item)
if rv[0]:
raise E.exc_from_rc(rv[0], obj=item)
else:
return rv[1]
