Adding JMCR-Stable version

[Benchmarks_CSolver.git] / JMCR-Stable / real-world application / MyDerby-10.3 / java / engine / org / apache / derby / impl / sql / compile / TransactionStatementNode.java

diff --git a/JMCR-Stable/real-world application/MyDerby-10.3/java/engine/org/apache/derby/impl/sql/compile/TransactionStatementNode.java b/JMCR-Stable/real-world application/MyDerby-10.3/java/engine/org/apache/derby/impl/sql/compile/TransactionStatementNode.java
new file mode 100644 (file)
index 0000000..2153e1d
--- /dev/null
+++ b/JMCR-Stable/real-world application/MyDerby-10.3/java/engine/org/apache/derby/impl/sql/compile/TransactionStatementNode.java
@@ -0,0 +1,64 @@
+/*\r
+\r
+   Derby - Class org.apache.derby.impl.sql.compile.TransactionStatementNode\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
+\r
+package        org.apache.derby.impl.sql.compile;\r
+\r
+import org.apache.derby.iapi.services.context.ContextManager;\r
+\r
+import org.apache.derby.iapi.services.sanity.SanityManager;\r
+\r
+/**\r
+ * A TransactionStatementNode represents any type of Transaction statement: \r
+ * SET TRANSACTION, COMMIT, and ROLLBACK.\r
+ *\r
+ */\r
+\r
+abstract class TransactionStatementNode extends StatementNode\r
+{\r
+       int activationKind()\r
+       {\r
+                  return StatementNode.NEED_NOTHING_ACTIVATION;\r
+       }\r
+       /**\r
+        * COMMIT and ROLLBACK are allowed to commit\r
+        * and rollback, duh.\r
+        *\r
+        * @return false \r
+        */     \r
+       public boolean isAtomic() \r
+       {\r
+               return false;\r
+       }\r
+\r
+       /**\r
+        * Returns whether or not this Statement requires a set/clear savepoint\r
+        * around its execution.  The following statement "types" do not require them:\r
+        *              Cursor  - unnecessary and won't work in a read only environment\r
+        *              Xact    - savepoint will get blown away underneath us during commit/rollback\r
+        *\r
+        * @return boolean      Whether or not this Statement requires a set/clear savepoint\r
+        */\r
+       public boolean needsSavepoint()\r
+       {\r
+               return false;\r
+       }\r
+}\r