openstack/deb-python-cassandra-driver
Code Issues Proposed changes

added cql types to result set for CASSANDRA-11534

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This commit is contained in:
Stefania Alborghetti
2016-09-12 14:48:39 +08:00
parent 4fba5514ab
commit ba6f0e8ef4
5 changed files with 12 additions and 6 deletions
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3
cassandra/cluster.py
View File

@@ -3264,6 +3264,7 @@ class ResponseFuture(object):
_req_id = None
_final_result = _NOT_SET
_col_names = None
_col_types = None
_final_exception = None
_query_traces = None
_callbacks = None
@@ -3531,6 +3532,7 @@ class ResponseFuture(object):
results = getattr(response, 'results', None)
if results is not None and response.kind == RESULT_KIND_ROWS:
self._paging_state = response.paging_state
self._col_types = response.col_types
self._col_names = results[0]
results = self.row_factory(*results)
self._set_final_result(results)
@@ -3954,6 +3956,7 @@ class ResultSet(object):
def __init__(self, response_future, initial_response):
self.response_future = response_future
self.column_names = response_future._col_names
self.column_types = response_future._col_types
self._set_current_rows(initial_response)
self._page_iter = None
self._list_mode = False

10
cassandra/protocol.py
View File

@@ -601,19 +601,21 @@ class ResultMessage(_MessageType):
_HAS_MORE_PAGES_FLAG = 0x0002
_NO_METADATA_FLAG = 0x0004
def __init__(self, kind, results, paging_state=None):
def __init__(self, kind, results, paging_state=None, col_types=None):
self.kind = kind
self.results = results
self.paging_state = paging_state
self.col_types = col_types
@classmethod
def recv_body(cls, f, protocol_version, user_type_map, result_metadata):
kind = read_int(f)
paging_state = None
col_types = None
if kind == RESULT_KIND_VOID:
results = None
elif kind == RESULT_KIND_ROWS:
paging_state, results = cls.recv_results_rows(
paging_state, col_types, results = cls.recv_results_rows(
f, protocol_version, user_type_map, result_metadata)
elif kind == RESULT_KIND_SET_KEYSPACE:
ksname = read_string(f)
@@ -624,7 +626,7 @@ class ResultMessage(_MessageType):
results = cls.recv_results_schema_change(f, protocol_version)
else:
raise DriverException("Unknown RESULT kind: %d" % kind)
return cls(kind, results, paging_state)
return cls(kind, results, paging_state, col_types)
@classmethod
def recv_results_rows(cls, f, protocol_version, user_type_map, result_metadata):
@@ -647,7 +649,7 @@ class ResultMessage(_MessageType):
raise DriverException('Failed decoding result column "%s" of type %s: %s' % (colnames[i],
coltypes[i].cql_parameterized_type(),
e.message))
return paging_state, (colnames, parsed_rows)
return paging_state, coltypes, (colnames, parsed_rows)
@classmethod
def recv_results_prepared(cls, f, protocol_version, user_type_map):

2
cassandra/row_parser.pyx
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@@ -35,6 +35,6 @@ def make_recv_results_rows(ColumnParser colparser):
reader = BytesIOReader(f.read())
parsed_rows = colparser.parse_rows(reader, desc)
return (paging_state, (colnames, parsed_rows))
return (paging_state, coltypes, (colnames, parsed_rows))
return recv_results_rows

1
tests/unit/test_concurrent.py
View File

@@ -37,6 +37,7 @@ class MockResponseResponseFuture():
_query_trace = None
_col_names = None
_col_types = None
# a list pending callbacks, these will be prioritized in reverse or normal orderd
pending_callbacks = PriorityQueue()

2
tests/unit/test_response_future.py
View File

@@ -50,7 +50,7 @@ class ResponseFutureTests(unittest.TestCase):
return ResponseFuture(session, message, query, 1)
def make_mock_response(self, results):
return Mock(spec=ResultMessage, kind=RESULT_KIND_ROWS, results=results, paging_state=None)
return Mock(spec=ResultMessage, kind=RESULT_KIND_ROWS, results=results, paging_state=None, col_types=None)
def test_result_message(self):
session = self.make_basic_session()