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# connectors/zxJDBC.py
# Copyright (C) 2005-2021 the SQLAlchemy authors and contributors
# <see AUTHORS file>
#
# This module is part of SQLAlchemy and is released under
# the MIT License: http://www.opensource.org/licenses/mit-license.php
import sys
from . 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_jdbc_url(self, url):
"""Create a JDBC url from a :class:`~sqlalchemy.engine.url.URL`"""
return "jdbc:%s://%s%s/%s" % (
self.jdbc_db_name,
url.host,
url.port is not None and ":%s" % url.port or "",
url.database,
)
def create_connect_args(self, url):
opts = self._driver_kwargs()
opts.update(url.query)
return [
[
self._create_jdbc_url(url),
url.username,
url.password,
self.jdbc_driver_name,
],
opts,
]
def is_disconnect(self, e, connection, cursor):
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()