Support transaction isolation level of "none".

1 files changed, 6 insertions, 0 deletions

diff --git a/src/main/java/com/amazon/carbonado/repo/sleepycat/BDBTransactionManager.java b/src/main/java/com/amazon/carbonado/repo/sleepycat/BDBTransactionManager.java
index 4c6105f..53ca5e4 100644
--- a/src/main/java/com/amazon/carbonado/repo/sleepycat/BDBTransactionManager.java
+++ b/src/main/java/com/amazon/carbonado/repo/sleepycat/BDBTransactionManager.java
@@ -49,6 +49,9 @@ class BDBTransactionManager<Txn> extends TransactionManager<Txn> {
     }

 

     protected Txn createTxn(Txn parent, IsolationLevel level) throws Exception {

+        if (level == IsolationLevel.NONE) {

+            return null;

+        }

         return repository().txn_begin(parent, level);

     }

 

@@ -56,6 +59,9 @@ class BDBTransactionManager<Txn> extends TransactionManager<Txn> {
     protected Txn createTxn(Txn parent, IsolationLevel level, int timeout, TimeUnit unit)

         throws Exception

     {

+        if (level == IsolationLevel.NONE) {

+            return null;

+        }

         if (timeout == 0) {

             return repository().txn_begin_nowait(parent, level);

         } else {