def recv_results_prepared(self, f, protocol_version, user_type_map):
self.query_id = read_binary_string(f)
if ProtocolVersion.uses_prepared_metadata(protocol_version):
self.result_metadata_id = read_binary_string(f)
else:
self.result_metadata_id = None
self.recv_prepared_metadata(f, protocol_version, user_type_map)
def recv_results_prepared(cls, f, protocol_version, user_type_map):
query_id = read_binary_string(f)
if ProtocolVersion.uses_prepared_metadata(protocol_version):
result_metadata_id = read_binary_string(f)
else:
result_metadata_id = None
bind_metadata, pk_indexes, result_metadata, _ = cls.recv_prepared_metadata(f, protocol_version, user_type_map)
return query_id, bind_metadata, pk_indexes, result_metadata, result_metadata_id
def recv_results_prepared(cls, f, protocol_version, user_type_map):
query_id = read_binary_string(f)
if ProtocolVersion.uses_prepared_metadata(protocol_version):
result_metadata_id = read_binary_string(f)
else:
result_metadata_id = None
bind_metadata, pk_indexes, result_metadata, _ = cls.recv_prepared_metadata(f, protocol_version, user_type_map)
return query_id, bind_metadata, pk_indexes, result_metadata, result_metadata_id
def send_body(self, f, protocol_version):
write_string(f, self.query_id)
if ProtocolVersion.uses_prepared_metadata(protocol_version):
write_string(f, self.result_metadata_id)
if protocol_version == 1:
if self.serial_consistency_level:
raise UnsupportedOperation(
"Serial consistency levels require the use of protocol version "
"2 or higher. Consider setting Cluster.protocol_version to 2 "
"to support serial consistency levels.")
if self.fetch_size or self.paging_state:
raise UnsupportedOperation(
"Automatic query paging may only be used with protocol version "
"2 or higher. Consider setting Cluster.protocol_version to 2."
)
write_short(f, len(self.query_params))
for param in self.query_params:
write_value(f, param)
write_consistency_level(f, self.consistency_level)
else:
write_consistency_level(f, self.consistency_level)
flags = _VALUES_FLAG
if self.serial_consistency_level:
flags |= _WITH_SERIAL_CONSISTENCY_FLAG
if self.fetch_size:
flags |= _PAGE_SIZE_FLAG
if self.paging_state:
flags |= _WITH_PAGING_STATE_FLAG
if self.timestamp is not None:
if protocol_version >= 3:
flags |= _PROTOCOL_TIMESTAMP
else:
raise UnsupportedOperation(
"Protocol-level timestamps may only be used with protocol version "
"3 or higher. Consider setting Cluster.protocol_version to 3."
)
if self.skip_meta:
flags |= _SKIP_METADATA_FLAG
if ProtocolVersion.uses_int_query_flags(protocol_version):
write_uint(f, flags)
else:
write_byte(f, flags)
write_short(f, len(self.query_params))
for param in self.query_params:
write_value(f, param)
if self.fetch_size:
write_int(f, self.fetch_size)
if self.paging_state:
write_longstring(f, self.paging_state)
if self.serial_consistency_level:
write_consistency_level(f, self.serial_consistency_level)
if self.timestamp is not None:
write_long(f, self.timestamp)
def send_body(self, f, protocol_version):
write_string(f, self.query_id)
if ProtocolVersion.uses_prepared_metadata(protocol_version):
write_string(f, self.result_metadata_id)
if protocol_version == 1:
if self.serial_consistency_level:
raise UnsupportedOperation(
"Serial consistency levels require the use of protocol version "
"2 or higher. Consider setting Cluster.protocol_version to 2 "
"to support serial consistency levels.")
if self.fetch_size or self.paging_state:
raise UnsupportedOperation(
"Automatic query paging may only be used with protocol version "
"2 or higher. Consider setting Cluster.protocol_version to 2.")
write_short(f, len(self.query_params))
for param in self.query_params:
write_value(f, param)
write_consistency_level(f, self.consistency_level)
else:
write_consistency_level(f, self.consistency_level)
flags = _VALUES_FLAG
if self.serial_consistency_level:
flags |= _WITH_SERIAL_CONSISTENCY_FLAG
if self.fetch_size:
flags |= _PAGE_SIZE_FLAG
if self.paging_state:
flags |= _WITH_PAGING_STATE_FLAG
if self.timestamp is not None:
if protocol_version >= 3:
flags |= _PROTOCOL_TIMESTAMP
else:
raise UnsupportedOperation(
"Protocol-level timestamps may only be used with protocol version "
"3 or higher. Consider setting Cluster.protocol_version to 3.")
if self.skip_meta:
flags |= _SKIP_METADATA_FLAG
if ProtocolVersion.uses_int_query_flags(protocol_version):
write_uint(f, flags)
else:
write_byte(f, flags)
write_short(f, len(self.query_params))
for param in self.query_params:
write_value(f, param)
if self.fetch_size:
write_int(f, self.fetch_size)
if self.paging_state:
write_longstring(f, self.paging_state)
if self.serial_consistency_level:
write_consistency_level(f, self.serial_consistency_level)
if self.timestamp is not None:
write_long(f, self.timestamp)
def send_body(self, f, protocol_version):
write_string(f, self.query_id)
if ProtocolVersion.uses_prepared_metadata(protocol_version):
write_string(f, self.result_metadata_id)
self._write_query_params(f, protocol_version)