Adding JMCR-Stable version

[Benchmarks_CSolver.git] / JMCR-Stable / real-world application / derby-10.3.2.1 / java / engine / org / apache / derby / iapi / sql / execute / ExecutionContext.java

diff --git a/JMCR-Stable/real-world application/derby-10.3.2.1/java/engine/org/apache/derby/iapi/sql/execute/ExecutionContext.java b/JMCR-Stable/real-world application/derby-10.3.2.1/java/engine/org/apache/derby/iapi/sql/execute/ExecutionContext.java
new file mode 100644 (file)
index 0000000..87c24b5
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+++ b/JMCR-Stable/real-world application/derby-10.3.2.1/java/engine/org/apache/derby/iapi/sql/execute/ExecutionContext.java
@@ -0,0 +1,86 @@
+/*\r
+\r
+   Derby - Class org.apache.derby.iapi.sql.execute.ExecutionContext\r
+\r
+   Licensed to the Apache Software Foundation (ASF) under one or more\r
+   contributor license agreements.  See the NOTICE file distributed with\r
+   this work for additional information regarding copyright ownership.\r
+   The ASF licenses this file to you under the Apache License, Version 2.0\r
+   (the "License"); you may not use this file except in compliance with\r
+   the License.  You may obtain a copy of the License at\r
+\r
+      http://www.apache.org/licenses/LICENSE-2.0\r
+\r
+   Unless required by applicable law or agreed to in writing, software\r
+   distributed under the License is distributed on an "AS IS" BASIS,\r
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
+   See the License for the specific language governing permissions and\r
+   limitations under the License.\r
+\r
+ */\r
+\r
+package org.apache.derby.iapi.sql.execute;\r
+\r
+import org.apache.derby.iapi.services.context.Context;\r
+\r
+import org.apache.derby.iapi.error.StandardException;\r
+\r
+import org.apache.derby.iapi.sql.ResultSet;\r
+\r
+/**\r
+ * ExecutionContext stores the factories that are to be used by\r
+ * the current connection. It also provides execution services\r
+ * for statement atomicity.\r
+ *\r
+ */\r
+public interface ExecutionContext extends Context {\r
+\r
+       /**\r
+        * this is the ID we expect execution contexts\r
+        * to be stored into a context manager under.\r
+        */\r
+       String CONTEXT_ID = "ExecutionContext";\r
+       \r
+       \r
+       /* Constants for scan isolation levels. */\r
+       public static final int UNSPECIFIED_ISOLATION_LEVEL = 0;\r
+       public static final int READ_UNCOMMITTED_ISOLATION_LEVEL = 1;\r
+       public static final int READ_COMMITTED_ISOLATION_LEVEL = 2;\r
+       public static final int REPEATABLE_READ_ISOLATION_LEVEL = 3;\r
+       public static final int SERIALIZABLE_ISOLATION_LEVEL = 4;\r
+\r
+       public static final int[] CS_TO_JDBC_ISOLATION_LEVEL_MAP = {\r
+               java.sql.Connection.TRANSACTION_NONE,                           // UNSPECIFIED_ISOLATION_LEVEL\r
+               java.sql.Connection.TRANSACTION_READ_UNCOMMITTED,       // READ_UNCOMMITTED_ISOLATION_LEVEL\r
+               java.sql.Connection.TRANSACTION_READ_COMMITTED,         // READ_COMMITTED_ISOLATION_LEVEL\r
+               java.sql.Connection.TRANSACTION_REPEATABLE_READ,        // REPEATABLE_READ_ISOLATION_LEVEL              \r
+               java.sql.Connection.TRANSACTION_SERIALIZABLE            // SERIALIZABLE_ISOLATION_LEVEL\r
+       };\r
+\r
+       public static final String[][] CS_TO_SQL_ISOLATION_MAP = {\r
+               { "  "},                                        // UNSPECIFIED_ISOLATION_LEVEL\r
+               { "UR", "DIRTY READ", "READ UNCOMMITTED"},\r
+               { "CS", "CURSOR STABILITY", "READ COMMITTED"},\r
+               { "RS"},                // read stability       \r
+               { "RR", "REPEATABLE READ", "SERIALIZABLE"}\r
+       };\r
+\r
+       /**\r
+        * Get the ResultSetStatisticsFactory from this ExecutionContext.\r
+        *\r
+        * @return      The result set statistics factory associated with this\r
+        *              ExecutionContext\r
+        *\r
+        * @exception StandardException         Thrown on error\r
+        */\r
+       ResultSetStatisticsFactory getResultSetStatisticsFactory()\r
+                                                               throws StandardException;\r
+\r
+       /**\r
+        * Get the ExecutionFactory from this ExecutionContext.\r
+        *\r
+        * @return      The Execution factory associated with this\r
+        *              ExecutionContext\r
+        */\r
+       ExecutionFactory getExecutionFactory();\r
+}\r