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