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import sys
from sqlalchemy.connectors import Connector
class ZxJDBCConnector(Connector):
driver = 'zxjdbc'
supports_sane_rowcount = False
supports_sane_multi_rowcount = False
supports_unicode_binds = True
supports_unicode_statements = sys.version > '2.5.0+'
description_encoding = None
default_paramstyle = 'qmark'
jdbc_db_name = None
jdbc_driver_name = None
@classmethod
def dbapi(cls):
from com.ziclix.python.sql import zxJDBC
return zxJDBC
def _driver_kwargs(self):
"""return kw arg dict to be sent to connect()."""
return {}
def create_connect_args(self, url):
hostname = url.host
dbname = url.database
d, u, p, v = ("jdbc:%s://%s/%s" % (self.jdbc_db_name, hostname, dbname),
url.username, url.password, self.jdbc_driver_name)
return [[d, u, p, v], self._driver_kwargs()]
def is_disconnect(self, e):
if not isinstance(e, self.dbapi.ProgrammingError):
return False
e = str(e)
return 'connection is closed' in e or 'cursor is closed' in e
def _get_server_version_info(self, connection):
# use connection.connection.dbversion, and parse appropriately
# to get a tuple
raise NotImplementedError()
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