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-rw-r--r--adapters/database/OracleDB.py32
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diff --git a/adapters/database/OracleDB.py b/adapters/database/OracleDB.py
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+# -------------------------------------------------------------------------
+# Copyright (c) 2015-2017 AT&T Intellectual Property
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# -------------------------------------------------------------------------
+#
+
+import cx_Oracle
+
+from osdf.utils.programming_utils import MetaSingleton
+
+
+class OracleDB(metaclass=MetaSingleton):
+ conn, cur = None, None
+
+ def connect(self, host=None, sid=None, user=None, passwd=None, port=5432):
+ if self.conn is None:
+ tns_info = cx_Oracle.makedsn(host=host, port=port, sid=sid)
+ self.conn = cx_Oracle.connect(user=user, password=passwd, dsn=tns_info, threaded=True)
+ self.cur = self.conn.cursor()
+ return self.conn, self.cur