# connectors/zxJDBC.py # Copyright (C) 2005-2019 the SQLAlchemy authors and contributors # # # 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()